Stainless Steel OP431 Powder
$0.00
Stainless Steel OP431 Powder
| Product | Stainless Steel OP431 Powder |
| CAS No. | 12597-68-1 |
| Appearance | Metallic Gray Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | FeCrNiMnMoCo |
| Density | N/A |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-254/25 |
Stainless Steel OP431 Description:
Stainless Steel 304 Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing
Stainless Steel OP431 Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
Stainless Steel OP431 Powder
Stainless steel OP431 powder is a powdered form of stainless steel that consists of iron, chromium, nickel, and other alloying elements. It is manufactured through a specialized process called atomization, where molten stainless steel is rapidly cooled using gas or water, resulting in the formation of fine metal particles.
Overview of Stainless Steel OP431 Powder
OP431 stainless steel belongs to the ferritic grade steels which contain chromium as the principal alloying element. The addition of aluminum enhances oxidation and corrosion resistance at high temperatures.
Key characteristics of OP431 powder include:
Excellent oxidation and corrosion resistance up to 1150°C
Good creep resistance and thermal fatigue strength
Excellent thermo-mechanical stability
High thermal conductivity and low thermal expansion
Cost-effective compared to austenitic stainless steels
Available in various particle size distributions
OP431 powder is ideal for applications requiring oxidation resistance, thermal stability and moderate strength at elevated temperatures.
Chemical Composition of OP431 Powder
OP431 powder has the following nominal composition:
| Element | Weight % |
| Iron (Fe) | Balance |
| Chromium (Cr) | 16-18% |
| Aluminum (Al) | 3-5% |
| Yttrium (Y) | 0.2-0.5% |
| Carbon (C) | 0.03% max |
| Silicon (Si) | 1% max |
| Manganese (Mn) | 1% max |
Properties of OP431 Powder
| Property | Value |
| Density | 7.3 g/cm3 |
| Melting Point | 1400-1450°C |
| Thermal Conductivity | 29 W/mK |
| Electrical Resistivity | 0.6 μΩ.cm |
| Young’s Modulus | 200 GPa |
| Poisson’s Ratio | 0.27-0.30 |
| Tensile Strength | 450-650 MPa |
| Yield Strength | 280-480 MPa |
| Elongation | 15-20% |
| Oxidation Resistance | Excellent up to 1150°C |
The properties like high temperature strength, oxidation resistance, and thermal stability make OP431 suitable for demanding applications.
Production Method for OP431 Powder
OP431 powder can be produced via:
Gas Atomization – High pressure inert gas used to atomize the molten alloy resulting in fine spherical powder ideal for AM.
Water Atomization – High velocity water jet breaks up the molten stream producing irregular powder particles. Lower cost but higher oxygen pickup.
Mechanical Alloying – Ball milling of blended elemental powders followed by sintering and secondary atomization.
Gas atomization allows excellent control over particle size distribution, morphology, oxygen pickup and microstructure.
Applications of OP431 Powder
Typical applications of OP431 powder include:
Additive Manufacturing – Selective laser melting to produce complex parts needing high temperature oxidation resistance.
Thermal Spray Coatings – Applied via arc spraying to provide protective coatings on components operating at over 1000°C.
Brazing Filler – For joining ferritic stainless steel parts in high temperature applications.
Solid Fuel Igniters – Powder metallurgy igniter plugs used in industrial furnaces and turbines.
Molten Metal Processing – Powder metallurgy conveyor rolls, tundishes and ladles used in molten metal handling.
Specifications of OP431 Powder
OP431 powder is available under various size ranges, shapes and grades:
Particle Size: From 15-45 μm for AM methods, up to 150 μm for thermal spray processes.
Morphology: Spherical, irregular and blended shapes. Spherical powder has excellent flowability.
Purity: From commercial to high purity grades based on application requirements.
Oxygen Content: Levels maintained below 2000 ppm for most applications.
Flow Rate: Powder can be customized for flow rates above 25 s/50 g.
Storage and Handling of OP431 Powder
OP431 powder requires the following storage and handling:
Should be stored in sealed containers under inert gas to prevent oxidation
Avoid accumulation of fine powder to minimize dust explosion risks
Use proper PPE, ventilation, grounding and safety practices during handling
Prevent contact between powder and incompatible materials
Follow safety guidelines provided by supplier SDS
Proper protective measures must be taken when handling this reactive alloy powder.
Inspection and Testing of OP431 Powder
Key quality control tests performed on OP431 powder include:
Chemical analysis using OES or XRF to ensure composition is within specified limits
Particle size distribution as per ASTM B822 standard
Morphology analysis through SEM
Powder flow rate measured as per ASTM B213 standard
Oxygen and nitrogen content testing by inert gas fusion
Density determined by helium pycnometry
Microstructure characterization by XRD
Thorough testing ensures the powder meets the required chemical, physical and microstructural characteristics for the intended application.
Comparison Between OP431 and 316L Stainless Steel Powders
OP431 and 316L stainless steel powders are compared:
| Parameter | OP431 | 316L |
| Type | Ferritic | Austenitic |
| Cr content | 16-18% | 16-18% |
| Ni content | – | 10-14% |
| High temperature strength | Higher | Lower |
| Corrosion resistance | Moderate | Excellent |
| Cost | Lower | Higher |
| Applications | Thermal spray, igniters | Automotive, construction |
| Weldability | Poor | Excellent |
OP431 offers much better high temperature strength whereas 316L provides excellent fabrication characteristics and corrosion resistance.
OP431 Powder FAQs
Q: How is OP431 powder produced?
A: OP431 powder is commercially produced using gas atomization, water atomization, and mechanical alloying followed by sintering. Gas atomization provides the best control of powder characteristics.
Q: What are the main applications of OP431 powder?
A: Key applications include thermal spray coatings, additive manufacturing, brazing filler, powder metallurgy igniter plugs, and high temperature molten metal handling components where oxidation resistance is needed.
Q: What is the typical OP431 powder size range used in metal AM?
A: For most metal AM processes, the ideal OP431 powder size range is 15-45 microns with spherical morphology and good powder flow characteristics.
Q: Does OP431 powder require any special handling precautions?
A: Yes, it is recommended to handle this reactive powder carefully under inert atmosphere using proper ventilation, grounding, and PPE.
Q: Where can I purchase OP431 powder suitable for thermal spray coatings?
A: For thermal spray applications requiring high temperature oxidation resistance, OP431 powder can be purchased from leading manufacture.
Description
Note: For pricing & ordering information, please get in touch with us at sales@nanochemazone.com
Please contact us for quotes on Larger Quantities and customization. E-mail: contact@nanochemazone.com
Customization:
If you are planning to order large quantities for your industrial and academic needs, please note that customization of parameters (such as size, length, purity, functionalities, etc.) is available upon request.
NOTE:
Images, pictures, colors, particle sizes, purity, packing, descriptions, and specifications for the real and actual goods may differ. These are only used on the website for the purposes of reference, advertising, and portrayal. Please contact us via email at sales@nanochemazone.com or by phone at (+1 780 612 4177) if you have any questions.
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Related products
17-4PH Stainless Steel Powder
17-4PH Stainless Steel Powder
| Product | 17-4PH Stainless Steel Powder |
| CAS No. | 12597-68-1 |
| Appearance | Fine Metallic Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-Cr-Ni-Cu-Nb |
| Density | 7.75g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-167/25 |
17-4PH Stainless Steel Description:
17-4PH Stainless Steel Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing
17-4PH Stainless Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
17-4PH Stainless Steel Powder
17-4PH is a precipitation hardening stainless steel powder widely used in additive manufacturing across aerospace, medical, automotive, and general engineering sectors. It offers an excellent combination of high strength, good corrosion resistance, and weldability.
Overview of 17-4PH Stainless Steel Powder
17-4PH is a precipitation hardening stainless steel powder widely used in additive manufacturing across aerospace, medical, automotive, and general engineering sectors. It offers an excellent combination of high strength, good corrosion resistance, and weldability.
This article provides a detailed guide to 17-4PH powder covering composition, properties, AM process parameters, applications, specifications, suppliers, handling, inspection, comparisons, pros and cons, and FAQs. Key information is presented in easy-to-reference tables.
Composition of 17-4PH Stainless Steel Powder
The composition of 17-4PH powder is:
| Element | Weight % | Purpose |
| Iron | Balance | Principal matrix element |
| Chromium | 15 – 17.5 | Oxidation resistance |
| Copper | 3 – 5 | Precipitation hardening |
| Nickel | 3 – 5 | Austenite stabilizer |
| Niobium | 0.15 – 0.45 | Carbide former |
| Manganese | 1 max | Deoxidizer |
| Silicon | 1 max | Deoxidizer |
| Carbon | 0.07 max | Strengthener and carbide former |
Copper enables precipitation hardening while chromium provides corrosion resistance.
Properties of 17-4PH Stainless Steel Powder
| Property | Description |
| High strength | Up to 1310 MPa tensile strength when aged |
| Hardness | Up to 40 HRC in aged condition |
| Corrosion resistance | Comparable to 316L stainless in many environments |
| Toughness | Superior to martensitic stainless steels |
| Wear resistance | Better than 300 series stainless steels |
| High temperature stability | Strength maintained up to 300°C |
The properties make 17-4PH suitable for diverse applications from aerospace components to injection molds.
AM Process Parameters for 17-4PH Powder
Typical parameters for printing 17-4PH powder include:
| Parameter | Typical value | Purpose |
| Layer height | 20-100 μm | Balance speed and resolution |
| Laser power | 150-400 W | Sufficient melting without evaporation |
| Scan speed | 400-1000 mm/s | Density versus production rate |
| Hatch spacing | 100-200 μm | Density and mechanical properties |
| Support structure | Minimal | Easy removal |
| Hot isostatic pressing | 1120°C, 100 MPa, 3 hrs | Eliminate porosity |
Parameters tailored for density, production rate, properties and post-processing needs.
Applications of 3D Printed 17-4PH Parts
Additively manufactured 17-4PH components are used in:
| Industry | Applications | Industry |
| Aerospace | Structural brackets, fixtures, actuators | Aerospace |
| Medical | Dental implants, surgical instruments | Medical |
| Automotive | High strength fasteners, gears | Automotive |
| Consumer products | Watch cases, sporting equipment | Consumer products |
| Industrial | End-use metal tooling, jigs, fixtures | Industrial |
Benefits over machined 17-4PH parts include complex geometries, reduced lead time and machining allowances.
Specifications of 17-4PH Powder for AM
17-4PH powder must meet strict specifications:
| Parameter | Specification |
| Particle size range | 15-45 μm typical |
| Particle shape | Spherical morphology |
| Apparent density | > 4 g/cc |
| Tap density | > 6 g/cc |
| Hall flow rate | > 23 sec for 50 g |
| Purity | >99.9% |
| Oxygen content | <100 ppm |
Custom size distributions and controlled moisture levels available.
Prices range from $50/kg to $120/kg based on purity, size distribution and order volumes.
Handling and Storage of 17-4PH Powder
As a reactive material, careful 17-4PH powder handling is essential:
Store sealed containers away from moisture, acids, ignition sources
Use inert gas padding during transfer and storage
Ground equipment to dissipate static charges
Avoid dust accumulation through extraction and ventilation
Follow applicable safety guidelines
Proper techniques ensure optimal powder condition.
Inspection and Testing of 17-4PH Powder
Quality testing methods include:
| Method | Parameters Tested |
| Sieve analysis | Particle size distribution |
| SEM imaging | Particle morphology |
| EDX | Chemistry and composition |
| XRD | Phases present |
| Pycnometry | Density |
| Hall flow rate | Powder flowability |
Testing per ASTM standards verifies powder quality and batch consistency.
Comparing 17-4PH to Alternative Alloy Powders
17-4PH compares to other alloys as:
Testing per ASTM standards verifies powder quality and batch consistency.
| Alloy | Strength | Corrosion Resistance | Cost | Printability |
| 17-4PH | Excellent | Good | Medium | Good |
| 316L | Medium | Excellent | Medium | Excellent |
| IN718 | Very High | Good | High | Fair |
| CoCrMo | Medium | Fair | Medium | Good |
With its balanced properties, 17-4PH supersedes alternatives for many high-strength AM applications requiring corrosion resistance.
Pros and Cons of 17-4PH Powder for AM
| Pros | Cons |
| High strength-to-weight ratio | Lower oxidation resistance than austenitic stainless steels |
| Good combination of strength and corrosion resistance | Required post-processing like HIP and heat treatment |
| Lower cost than exotic alloys | Controlled atmosphere storage needed |
| Established credentials in AM | Difficult to weld and machine |
| Properties match wrought material | Susceptible to pitting and crevice corrosion |
17-4PH enables high-performance printed parts across applications, though not suited for extreme environments.
Frequently Asked Questions about 17-4PH Powder
Q: What particle size range works best for printing 17-4PH alloy?
A: A typical range is 15-45 microns. It provides optimal powder flowability combined with high resolution and dense parts.
Q: What post-processing methods are used on 17-4PH AM parts?
A: Hot isostatic pressing, solution annealing, aging, and machining are typically used to achieve full densification, relieve stresses, and improve surface finish.
Q: Which metal 3D printing process is ideal for 17-4PH alloy?
A: Selective laser melting (SLM), direct metal laser sintering (DMLS) and electron beam melting (EBM) can all effectively process 17-4PH powder.
Q: What industries use additively manufactured 17-4PH components?
A: Aerospace, medical, automotive, consumer products, industrial tooling, and oil and gas industries benefit from 3D printed 17-4PH parts.
Q: Does 17-4PH require support structures during printing?
A: Yes, minimal supports are needed on overhangs and bridged sections to prevent deformation and allow easy removal after printing.
Q: What defects can occur when printing 17-4PH powder?
A: Potential defects are cracking, porosity, distortion, incomplete fusion, and surface roughness. Most can be prevented with optimized parameters.
Q: What hardness is achievable with 17-4PH AM parts?
A: Solution-annealed 17-4PH has 25-30 HRC hardness while aging increases it to 35-40 HRC for enhanced wear resistance.
Q: What accuracy and surface finish is possible for 17-4PH printed parts?
A: Post-processed 17-4PH parts can achieve dimensional tolerances and surface finish comparable to CNC machined components.
Q: What is the key difference between 17-4 and 17-4PH grades?
A: 17-4PH has tighter chemistry control, lower impurities, and reduced sulfur for better ductility and impact properties compared to basic 17-4 grade.
Q: Is HIP required for all 17-4PH AM application?
A: While recommended, HIP may not be mandatory for non-critical applications. Heat treatment alone may suffice in some cases.
300M Stainless Steel Powder
300M Stainless Steel Powder
| Product | 300M Stainless Steel Powder |
| CAS No. | 12597-68-1 |
| Appearance | Fine Metallic Gray Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-Cr-Ni |
| Density | 7.9g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-168/25 |
300M Stainless Steel Description:
300M Stainless Steel Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing
300M Stainless Steel Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
300M Stainless Steel Powder
300M stainless steel powder is a specialized material used in powder metallurgy and additive manufacturing applications. This high-alloy austenitic stainless steel exhibits excellent corrosion resistance and high strength properties.
300M powder can be used to create complex metal components using advanced manufacturing techniques like selective laser sintering (SLS), direct metal laser sintering (DMLS), and binder jetting. The fine spherical powders spread easily and sinter uniformly, producing dense parts
300M has a high nickel and chromium content which gives it excellent corrosion resistance comparable to 304 and 316 stainless steel. The composition is controlled within narrow ranges as shown below:
300M Stainless Steel Powder Composition
| Element | Composition Range |
| Carbon (C) | 0.05% max |
| Silicon (Si) | 1.0% max |
| Manganese (Mn) | 2.0% max |
| Phosphorus (P) | 0.03% max |
| Sulfur (S) | 0.01% max |
| Chromium (Cr) | 24.0-26.0% |
| Nickel (Ni) | 19.0-22.0% |
| Molybdenum (Mo) | 4.0-5.0% |
| Nitrogen (N) | 0.10-0.16% |
| Iron (Fe) | Balance |
The key alloying elements like chromium, nickel, and molybdenum give 300M stainless its unique properties. The high chromium content provides excellent corrosion and oxidation resistance. Nickel further enhances this by making the steel more resistant to reducing acids. Molybdenum improves pitting and crevice corrosion resistance in chlorides.
Nitrogen is also added to stabilize the austenitic structure and increase strength through solid solution strengthening. Carbon is restricted to minimize carbide precipitation. The end result is a versatile corrosion resistant steel powder ideal for additive manufacturing.
300M Stainless Steel Powder Properties
300M stainless steel provides an excellent combination of high strength and good ductility along with outstanding corrosion resistance. Some key properties are outlined below:
300M Stainless Steel Powder Properties
| Property | Value |
| Density | 7.9 g/cm3 |
| Melting Point | 1370°C (2500°F) |
| Thermal Conductivity | 12 W/m-K |
| Electrical Resistivity | 72 μΩ-cm |
| Modulus of Elasticity | 200 GPa |
| Poisson’s Ratio | 0.29 |
| Tensile Strength | 165ksi (1140 MPa) |
| Yield Strength | 140ksi (965 MPa) |
| Elongation | 35% |
The austenitic structure gives 300M enhanced toughness and ductility compared to martensitic grades. It also makes the steel non-magnetic. The material has good strength up to 600°C and can be used at cryogenic temperatures. Corrosion resistance is comparable to 316L grade. Wear resistance is lower than martensitic grades but machinability is excellent.
Overall, 300M offers an exceptional balance of strength, ductility, fracture toughness, and corrosion resistance making it suitable for demanding additive manufacturing applications across industries like aerospace, chemical processing, oil & gas, etc.
300M Stainless Steel Powder Applications
| Industry | Common Applications |
| Aerospace | Engine components, structural parts, landing gear |
| Automotive | Valve bodies, pump parts, turbocharger components |
| Medical | Implants, prosthetics, surgical instruments |
| Chemical | Pumps, valves, pipe fittings |
| Oil & Gas | Downhole tools, wellhead parts, offshore components |
| Industrial | Food processing equipment, press plates, dies and molds |
| Consumer | Watch cases, jewelry, decorative artware |
The excellent corrosion resistance allows 300M to withstand harsh operating environments in industries like oil & gas, chemical processing, pollution control, etc. where parts are exposed to acids, alkalis, salts, or chlorides.
In aerospace applications, it offers high strength for weight reduction combined with good creep and fatigue resistance at elevated temperatures. The austenitic structure gives excellent fracture toughness.
In medical uses like implants and surgical tools, the good biocompatibility and high strength of 300M stainless are advantageous. For consumer products, the attractive appearance and ability to polish to a mirror finish make it suitable for decorative applications.
Additive manufacturing enables producing components with complex geometries and internal features which are not possible with conventional fabrication routes. This expands the design freedom and range of applications for 300M stainless steel powder.
300M Stainless Steel Powder Specifications
300M powder is commercially available in different size ranges, morphologies, and blends tailored for various additive manufacturing processes. Some key specifications are provided below:
300M Stainless Steel Powder Specifications
| Parameter | Typical Values |
| Particle shape | Spherical, satellite, irregular |
| Particle size | 15-45 μm, 15-53 μm, 53-150 μm |
| Apparent density | 2.5-4.5 g/cm3 |
| Tap density | 3.5-4.5 g/cm3 |
| Flow rate | 15-25 s/50g |
| Carbon content | < 0.05 wt% |
| Oxygen content | < 0.15 wt% |
| Nitrogen content | 0.10-0.16 wt% |
| Hydrogen content | < 0.0015 wt% |
Spherical powders spread easily and have good flowability for uniform layer deposition. They are ideal for SLS/DMLS processes.
Irregular and satellite morphologies provide better packing density for binder jetting.
Smaller particle sizes (~20 μm) are preferred for better resolution and surface finish.
Larger sizes (~45-150 μm) improve powder flow and reduce recoater jamming.
chemistry, especially of interstitial elements like C, N, O, H is controlled to avoid vaporization and porosity issues during printing.
Gases like nitrogen and argon may be used during atomization to minimize oxidation and hydrogen pickup. Alloying elements are adjusted to compensate for vapor losses during processing.
300M Stainless Steel Powder Handling
300M powder should be handled with care to avoid contamination or mixing with other materials. Some guidelines are provided below:
300M Stainless Steel Powder Handling
Store unopened containers in a dry, inert environment to prevent oxidation and moisture pickup
Open containers inside gloveboxes filled with argon to prevent air exposure
Use tools and containers dedicated only for 300M to prevent cross-contamination
Avoid contact with iron or carbon to prevent composition changes
Measure powder weight accurately before reuse to control blend ratios
Sieve powders before reuse to break up agglomerates and remove large particles
Do not pour powder directly back into the main container to prevent mixing of new and used powder
Clean equipment thoroughly between handling batches to prevent cross-contamination
Proper handling and storage helps maintain the powder composition, morphology, flowability and reuse properties. Contamination can negatively impact material properties or cause printing defects.
300M Stainless Steel Powder Storage
300M powder should be stored in the following conditions:
300M Stainless Steel Powder Storage
Store in original sealed containers until ready to use
Use inert gas sealing or vacuum packaging for long-term storage
Store in a cool, dry location away from direct sunlight
Ambient temperatures between 10-25°C are ideal for storage
Avoid temperature swings and humidity which can cause condensation
Use desiccant bags when opening containers to absorb moisture
Limit storage time to 6-12 months for pre-alloyed powders to avoid oxidation
Rotate stock using a first-in-first-out (FIFO) system
Proper storage is crucial to prevent powder degradation over time by moisture, oxygen, or other environmental factors. Follow the manufacturer’s recommendations for maximum shelf life.
300M Stainless Steel Powder Safety
300M powder requires handling precautions similar to other fine stainless steel powders:
300M Stainless Steel Powder Safety
Use appropriate PPE during handling – gloves, respirators, eye protection
Avoid breathing powder dust – use ventilation and masks
Avoid skin contact to prevent sensitization – use gloves
Use spark-proof tools and vacuum systems designed for combustible dust
Inert gas gloveboxes provide protection during handling
Explosion proof lighting and electrical equipment are recommended
Follow SDS precautions and wear PPE mentioned during processing
Maintain cleanliness to avoid particle accumulation and minimize risks
Use dust collection systems and housekeeping procedures to lower combustible dust hazards
Finely divided powders pose risks like sensitization from prolonged exposure and explosion hazards from dust accumulation. Awareness, training, and safe practices are essential.
300M Stainless Steel Powder Printing
300M requires optimized printing parameters tailored for the alloy:
300M Stainless Steel Printing Parameters
Laser power/energy density: 150-220 W, 50-90 J/mm3
Scan speeds: 600-1200 mm/s
Hatch spacing: 80-120 μm
Layer thickness: 20-50 μm
Counterflow argon is preferred over nitrogen
Oxygen levels below 1000 ppm prevent oxidation
Preheating to 80-150°C reduces residual stresses
Stress relief heat treatments mandatory to prevent cracking
Key considerations include minimizing thermal stresses and avoiding hot cracking issues to achieve high density prints. Some degree of parameter tweaking is needed to optimize for specific printer models.
300M Stainless Steel Powder Post-Processing
Typical post-processing methods for 300M parts include:
300M Stainless Steel Part Post-Processing
Support removal using EDM or sand blasting
Stress relieving at 1065-1120°C for 1-2 hours to prevent cracking
Hot isostatic pressing (HIP) to eliminate internal voids and improve fatigue strength
Heat treatment at 900-950°C to adjust hardness/strength
Sanding, bead blasting, grinding, polishing to improve surface finish
Passivation in nitric acid for removing heat tint and enhancing corrosion resistance
Shot peening to induce compressive stresses and improve fatigue life
Coatings like PVD, CVD can provide wear/corrosion resistance or unique appearances
Multi-step finishing is often necessary to achieve the desired material properties, dimensional accuracy, surface quality, and aesthetics. The process depends on application requirements.
300M Stainless Steel Powder Quality Control
Extensive testing should be performed to ensure powder and printed part quality:
300M Stainless Steel Powder Testing
Proper handling and storage helps maintain the powder composition, morphology, flowability and reuse properties. Contamination can negatively impact material properties or cause printing defects.
300M Stainless Steel Powder Storage
300M powder should be stored in the following conditions:
300M Stainless Steel Powder Storage
Store in original sealed containers until ready to use
Use inert gas sealing or vacuum packaging for long-term storage
Store in a cool, dry location away from direct sunlight
Ambient temperatures between 10-25°C are ideal for storage
Avoid temperature swings and humidity which can cause condensation
Use desiccant bags when opening containers to absorb moisture
Limit storage time to 6-12 months for pre-alloyed powders to avoid oxidation
Rotate stock using a first-in-first-out (FIFO) system
Proper storage is crucial to prevent powder degradation over time by moisture, oxygen, or other environmental factors. Follow the manufacturer’s recommendations for maximum shelf life.
300M Stainless Steel Powder Safety
300M powder requires handling precautions similar to other fine stainless steel powders:
300M Stainless Steel Powder Safety
Use appropriate PPE during handling – gloves, respirators, eye protection
Avoid breathing powder dust – use ventilation and mask
Avoid skin contact to prevent sensitization – use gloves
Use spark-proof tools and vacuum systems designed for combustible dust
Inert gas gloveboxes provide protection during handling
Explosion proof lighting and electrical equipment are recommended
Follow SDS precautions and wear PPE mentioned during processing
Maintain cleanliness to avoid particle accumulation and minimize risks
Use dust collection systems and housekeeping procedures to lower combustible dust hazards
Finely divided powders pose risks like sensitization from prolonged exposure and explosion hazards from dust accumulation. Awareness, training, and safe practices are essential.
300M Stainless Steel Powder Printing
300M requires optimized printing parameters tailored for the alloy:
300M Stainless Steel Printing Parameters
Laser power/energy density: 150-220 W, 50-90 J/mm3
Scan speeds: 600-1200 mm/s
Hatch spacing: 80-120 μm
Layer thickness: 20-50 μm
Counterflow argon is preferred over nitrogen
Oxygen levels below 1000 ppm prevent oxidation
Preheating to 80-150°C reduces residual stresses
Stress relief heat treatments mandatory to prevent cracking
Key considerations include minimizing thermal stresses and avoiding hot cracking issues to achieve high density prints. Some degree of parameter tweaking is needed to optimize for specific printer models.
300M Stainless Steel Powder Post-Processing
Typical post-processing methods for 300M parts include:
300M Stainless Steel Part Post-Processing
Support removal using EDM or sand blasting
Stress relieving at 1065-1120°C for 1-2 hours to prevent cracking
Hot isostatic pressing (HIP) to eliminate internal voids and improve fatigue strength
Heat treatment at 900-950°C to adjust hardness/strength
Sanding, bead blasting, grinding, polishing to improve surface finish
Passivation in nitric acid for removing heat tint and enhancing corrosion resistance
Shot peening to induce compressive stresses and improve fatigue life
Coatings like PVD, CVD can provide wear/corrosion resistance or unique appearances
Multi-step finishing is often necessary to achieve the desired material properties, dimensional accuracy, surface quality, and aesthetics. The process depends on application requirements.
300M Stainless Steel Powder Quality Control
Extensive testing should be performed to ensure powder and printed part quality:
300M Stainless Steel Powder Testing
| Proper handling and storage helps maintain the powder composition, morphology, flowability and reuse properties. Contamination can negatively impact material properties or cause printing defects. | Proper handling and storage helps maintain the powder composition, morphology, flowability and reuse properties. Contamination can negatively impact material properties or cause printing defects. |
| 300M Stainless Steel Powder Storage | 300M Stainless Steel Powder Storage |
| 300M powder should be stored in the following conditions: | 300M powder should be stored in the following conditions: |
| 300M Stainless Steel Powder Storage | 300M Stainless Steel Powder Storage |
| Store in original sealed containers until ready to use | Store in original sealed containers until ready to use |
| Use inert gas sealing or vacuum packaging for long-term storage | Use inert gas sealing or vacuum packaging for long-term storage |
| Store in a cool, dry location away from direct sunlight | Store in a cool, dry location away from direct sunlight |
300M Stainless Steel Part Testing
| Test | Details |
| Density | Archimedes’, Helium pycnometry |
| Surface roughness | Profilometer, interferometry |
| Hardness | Rockwell, Vickers, Brinell |
| Tensile strength | ASTM E8 |
| Microstructure | Optical microscopy, image analysis |
| Layer bonding | Electron microscopy, dye penetrant |
| Porosity | X-ray tomography, image analysis |
| Surface defects | Penetrant testing, microscopy |
Comprehensive testing as per industrial standards ensures consistent powder quality and printed part performance. It minimizes defects and prevents part failures in service.
Advantages of 300M Stainless Steel Powder
Some of the advantages of using 300M powder for additive manufacturing include:
Excellent corrosion resistance comparable to 316L stainless steel
High strength with good ductility and fracture toughness
Can be processed easily using laser powder bed fusion, binder jetting, etc.
Good dimensional accuracy and surface finish in printed parts
Performs well in harsh environments and at elevated temperatures
Can produce complex geometries not possible with conventional methods
Parts can be heat treated to tailor properties like hardness, strength, etc.
Offers design flexibility not limited by typical manufacturing constraints
Saves material, energy, and costs versus subtractive methods
Widely available from leading suppliers to ensure reliable material supply
The combination of outstanding material properties, advanced manufacturability, and customizability make 300M an ideal alloy for mission-critical AM components across industries.
Limitations of 300M Stainless Steel Powder
300M also has some limitations to consider:
More expensive than common alloys like 316L or 17-4PH stainless
Requires optimized processing parameters tailored for the alloy
Sensitive to contamination from improper powder handling
Need for hot isostatic pressing (HIP) to eliminate internal voids
Lower wear resistance than martensitic stainless steel powders
Requires post-processing and finishing operations
High thermal stresses can cause cracking; heat treatments mandatory
Oxidation and nitrogen absorption can occur during processing
Parts may require supports to avoid deformation during printing
Limited number of suppliers compared to more common alloys
The specialized composition, high cost, and need for controlled processing conditions limit its use to critical applications where performance justifies the higher cost.
300M vs 316L vs 17-4PH Stainless Steel Powder
How does 300M compare against other popular stainless steel powders like 316L and 17-4PH?
Comparison of Stainless Steel Powders
| Alloy | Composition | Properties | Applications |
| 300M | High Ni, Cr, Mo | Excellent corrosion resistance, good ductility and toughness, high strength to 600°C | Aerospace, oil & gas, chemical, high temp uses |
| 316L | Medium Ni, Cr | Excellent corrosion resistance, readily weldable, good bio-compatibility | Marine hardware, medical implants, food processing |
| 17-4PH | Medium Ni, Cr + Cu | High hardness and strength, good corrosion resistance, heat treatable | Aerospace, tooling, automotive, plastic molds |
300M provides the best combination of corrosion resistance and useful strength at elevated temperatures. 17-4PH is preferred for applications
300M stainless steel powder is a specialized material used in powder metallurgy and additive manufacturing applications. This high-alloy austenitic stainless steel exhibits excellent corrosion resistance and high strength properties.
300M powder can be used to create complex metal components using advanced manufacturing techniques like selective laser sintering (SLS), direct metal laser sintering (DMLS), and binder jetting. The fine spherical powders spread easily and sinter uniformly, producing dense parts.
Here is more content continuing the comparison between 300M, 316L, and 17-4PH stainless steel powders:
Detailed Comparison
300M has higher tensile strength than 316L and lower ductility. It maintains strength up to 600°C better than 316L.
2 316L has the best all-round corrosion resistance followed by 300M and 17-4PH. 300M resists pitting and crevice corrosion better than 316L.
17-4PH achieves the highest hardness after heat treatment but has lower toughness than 300M and 316L.
300M has higher nickel content than 316L and 17-4PH which improves corrosion resistance. 17-4PH contains copper for precipitation hardening.
300M is used in specialized applications requiring strength at elevated temperatures like aerospace components. 316L is widely used in corrosive environments across industries where high strength is not critical.
17-4PH suits applications requiring high hardness like molds, tooling, and wear-resistant parts for automotive and consumer uses.
300M and 17-4PH powders are more expensive than common 316L powder. 17-4PH is relatively easier to process by laser sintering than 300M.
All three are readily weldable grades in the annealed/solutionized condition. 17-4PH requires aging treatment after welding to restore properties.
300M requires stress relieving heat treatments after printing to prevent cracking. 17-4PH is typically H900 heat treated post-build for optimal properties.
In summary, 300M fills a niche between generalized corrosion resistance of 316L and high strength/hardness of martensitic 17-4PH. It provides the best elevated temperature properties crucial for aerospace applications.
300M Stainless Steel Powder Questions
Here are some common questions asked about 300M stainless steel powder:
300M Stainless Steel Powder FAQs
Q: What particle size is best for printing 300M stainless steel?
A: 15-45 microns is recommended for SLM/DMLS. Larger sizes 45-100 microns improve flowability but reduce resolution.
Q: What is the typical density achieved for 300M parts printed by laser powder bed fusion?
A: Printed density over 99% is achievable with optimized parameters. HIP helps eliminate internal voids.
Q: What is the typical surface roughness of as-printed 300M parts?
A: Around 10-15 microns Ra surface roughness is typical, which can be reduced to under 1 micron by polishing.
Q: Does 300M require any post-processing heat treatments?
A: Yes, stress-relieving at 1065-1120°C to prevent cracking followed by cooling at <50°C/hr is recommended.
Q: What are some typical applications of binder-jet printed 300M parts?
A: Tooling components, jigs, fixtures, plastic injection molds are common applications benefitting from the hardness and corrosion resistance.
Q: How should unused 300M powder be stored for reuse?
A: In a dry, inert atmosphere sealed container at 10-25°C for up to 1 year. Store away from iron contamination.
Q: Can you heat treat 300M to increase its hardness?
A: Yes, aging at 900-950°C can increase hardness up to 38 HRC similar to precipitation hardening grades.
This covers some key questions about 300M powder. Please reach out for any other specific queries.
316L Stainless Steel Powder
316L Stainless Steel Powder
| Product | 316L Stainless Steel Powder |
| CAS No. | 69403-31-0 |
| Appearance | Silvery Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-16-18Cr-10-14Ni-2-3-Mo |
| Density | 7g/.9cm3 |
| Molecular Weight | 150-160 g/mol |
| Product Codes | NCZ-DCY-171/25 |
316L Stainless Steel Description:
310L Stainless Steel Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing
316L Stainless Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
316L Stainless Steel Powder(ss316L) 316L is a stainless steel grade, which is classified according to the metallographic structure and belongs to austenitic stainless steel.
Overview of 316L Stainless Steel Powder
316L is an austenitic stainless steel powder widely used in additive manufacturing to produce corrosion resistant parts with good mechanical properties and weldability. This article provides a detailed guide to 316L powder.
Key aspects covered include composition, properties, AM process parameters, applications, specifications, suppliers, handling, inspection methods, comparisons to alternatives, pros and cons, and FAQs. Tables are used to present information in an easy-to-reference format.
The composition of 316L stainless steel powder is:
| Element | Weight % | Purpose |
| Iron | Balance | Principal matrix element |
| Chromium | 16-18 | Corrosion resistance |
| Nickel | 10-14 | Austenite stabilizer |
| Molybdenum | 2-3 | Corrosion resistance |
| Manganese | <2 | Deoxidizer |
| Silicon | <1 | Deoxidizer |
| Carbon | <0.03 | Avoid carbide precipitation |
The high chromium and nickel content provide corrosion resistance while the low carbon minimizes carbide precipitation.
Properties of 316L Stainless Steel Powder
| Property | Description |
| Corrosion resistance | Excellent resistance to pitting and crevice corrosion |
| Strength | Tensile strength up to 620 MPa |
| Weldability | Readily weldable and less prone to sensitization |
| Fabricability | Easily formed into complex shapes |
| Biocompatibility | Safe for contact with human body |
| Temperature resistance | Resistant up to 900°C in oxidizing environments |
Parameters tailored for density, microstructure, production rate and post-processing needs.
Applications of 3D Printed 316L Parts
AM 316L components are used in:
| Industry | Applications |
| Aerospace | Structural brackets, panels, housings |
| Automotive | Turbine housings, impellers, valves |
| Chemical | Pumps, valves, reaction vessels |
| Oil and gas | Downhole tools, manifolds, flanges |
| Biomedical | Dental, orthopedic implants, surgical tools |
Benefits versus wrought 316L include complex geometries, reduced part count, and accelerated product development.
316L powder must meet strict specifications:
| Parameter | Specification |
| Particle size range | 15-45 μm typical |
| Particle shape | Spherical morphology |
| Apparent density | > 4 g/cc |
| Tap density | > 6 g/cc |
| Hall flow rate | > 23 sec for 50 g |
| Purity | >99.9% |
| Oxygen content | <1000 ppm |
Handling and Storage of 316L Powder
As a reactive material, careful 316L powder handling is essential:
Store sealed containers away from moisture, acids, ignition sources
Use inert gas padding during transportation and storage
Ground equipment to dissipate static charges
Avoid dust accumulation through extraction and ventilation
Follow safety data sheet precautions
Proper techniques ensure optimal powder condition.
Quality testing methods include:
| Method | Parameters Tested |
| Sieve analysis | Particle size distribution |
| SEM imaging | Particle morphology |
| EDX | Chemistry and composition |
| XRD | Phases present |
| Pycnometry | Density |
| Hall flow rate | Powder flowability |
Testing per ASTM standards verifies powder quality and batch consistency.
Comparing 316L to Alternative Alloy Powders
| Alloy | Corrosion Resistance | Strength | Cost | Printability |
| 316L | Excellent | Medium | Medium | Excellent |
| 17-4PH | Good | High | Medium | Good |
| IN718 | Good | Very high | High | Fair |
| CoCr | Fair | Medium | Medium | Good |
With its balanced properties, 316L is very versatile for small to medium sized AM components needing corrosion resistance.
Pros and Cons of 316L Powder for AM
| Pros | Cons |
| Excellent corrosion resistance and biocompatibility | Lower high temperature strength than alloys |
| Readily weldable and machinable | Susceptible to porosity during printing |
| Cost advantage over exotic alloys | Prone to thermal cracking |
| Can match wrought material properties | Required post-processing like HIP |
| Range of suppliers available | Lower hardness than precipitation hardening alloys |
316L provides versatile performance at moderate cost, albeit with controlled processing requirements.
Frequently Asked Questions about 316L Stainless Steel Powder
Q: What particle size range works best for printing 316L alloy?
A: A typical range is 15-45 microns. It provides good powder flowability combined with high resolution and density.
Q: What post-processing methods are used on 316L AM parts?
A: Hot isostatic pressing, heat treatment, surface machining, and electropolishing are common methods for achieving full densification and surface finish.
Q: Which metal 3D printing process is ideal for 316L alloy?
A: All major powder bed fusion processes including selective laser melting (SLM), direct metal laser sintering (DMLS) and electron beam melting (EBM) are regularly used.
Q: What industries use additively manufactured 316L components?
A: Aerospace, automotive, biomedical, marine hardware, chemical processing, and oil and gas industries benefit from 3D printed 316L parts.
Q: Does 316L require support structures during 3D printing?
A: Yes, support structures are essential on overhangs and bridged sections to prevent deformation and allow easy removal after printing.
Q: What defects can occur when printing 316L powder?
A: Potential defects are porosity, cracking, distortion, lack of fusion, and surface roughness. Most can be prevented with optimized parameters.
Q: What is the key difference between 316 and 316L alloys?
A: 316L has lower carbon content (0.03% max) which improves corrosion resistance and eliminates harmful carbide precipitation during welding.
Q: How are the properties of printed 316L compared to wrought alloy?
A: With optimized parameters, AM 316L components can achieve mechanical properties on par or exceeding conventionally processed wrought counterparts.
Q: What density can be expected with 3D printed 316L parts?
A: Density above 99% is achievable for 316L with ideal parameters tailored for the alloy, matching wrought material properties.
Q: What finishing is typically applied to 316L AM parts?
A: Abrasive flow machining, CNC machining, and electropolishing are common finishing processes for removing surface roughness and achieving the required tolerances.
420 Powder
420 Powder
| Product | 420 Powder |
| CAS No. | 73665-45-9 |
| Appearance | Silvery Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Fe-12Cr-0.3C |
| Density | 7.7g/cm3 |
| Molecular Weight | 15-66g/mol |
| Product Codes | NCZ-DCY-173/25 |
420 Description:
420 Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing
420 Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
316L is an austenitic stainless steel. The Mo content of 316L gives it excellent corrosion resistance
17-4PH is a martensitic precipitation hardening stainless steel with high strength, hardness and corrosion resistance.
420 is a martensitic stainless steel with good mechanical properties, thermal conductivity and polishing properties similar to mold steel, while maintaining good corrosion resistance.
316L is an austenitic stainless steel. The Mo content of 316L gives it excellent corrosion resistance
17-4PH is a martensitic precipitation hardening stainless steel with high strength, hardness and corrosion resistance.
420 is a martensitic stainless steel with good mechanical properties, thermal conductivity and polishing properties similar to mold steel, while maintaining good corrosion resistance.
Physical properties
| Trademark | Size range | Size distribution | Hall flow rate | Bulk density | Tap density | ||
| D10(μm) | D50(μm) | D90(μm) | |||||
| 316L | 15-53μm | 17-23 | 30-38 | 50-58 | 25s/50g | 4.0g/cm³ | 4.5g/cm³ |
| 17-4PH | 15-53μm | 4.0g/cm³ | 4.5g/cm³ | ||||
| 420 | 15-53μm | 4.0g/cm³ | 4.5g/cm³ | ||||
Heat treatment recommendations
| Trademark | Heat treatment recommendations |
| 316L | 1050℃/2h/WQ |
| 17-4PH | 1040°C/2h +480°C/4h |
| 420 | 1050°C/0.5h/WQ |
| Trademark | Hardness(HRC) | Tensile strength (σb/Mpa) | Yield strength (σp0.2/Mpa) | Elongation (δ5/%) |
| 316L | 13-15 | 650 | 550 | 45 |
| 17-4PH | 32-42 | 1310 | 1175 | 13 |
| 420 | 48-52 | 1950 | 1530 | 7 |
Chemical composition range (wt,-%)
| Trademark | C | Cr | Ni | Cu | Nb | Mo |
| 316L | ≤0.03 | 16.00-18.00 | 10.00-14.00 | – | – | 2.00-3.00 |
| 17-4PH | ≤0.03 | 15.5-17.5 | 3.00-5.00 | 3.00-5.00 | 0.15-0.45 | – |
| 420 | 0.35-0.45 | 12.00-14.00 | ≤0.6 | – | ≤0.20 | ≤0.20 |
| Trademark | Si | Mn | S | P | O | Fe |
| 316L | ≤1.00 | ≤2.00 | ≤0.03 | ≤0.045 | ≤0.08 | Bal |
| 17-4PH | ≤1.00 | ≤1.00 | ≤0.03 | ≤0.03 | ≤0.03 | Bal |
| 420 | ≤1.00 | ≤1.00 | ≤0.03 | ≤0.045 | ≤0.03 | Bal |
Al 7075 Powder
Al 7075 Powder
| Product | Al 7075 Powder |
| CAS No. | 7429-90-5 |
| Appearance | Gray Metallic Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Al-5.6Zn-2.5Mg-1.6Cu |
| Density | 2.81g/cm3 |
| Molecular Weight | 270g/mol |
| Product Codes | NCZ-DCY-179/25 |
Al 7075 Description:
Al 7075 Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing
Al 7075 Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
Al 7075 powder
Al 7075 powder is a high-strength aluminum alloy composed primarily of aluminum, zinc, copper, and small amounts of magnesium and chromium. It is renowned for its impressive mechanical properties, making it an ideal choice for applications that require strength, durability, and lightweight characteristics. Al 7075 powder is typically produced through a process called atomization, where molten aluminum is sprayed and solidified into fine powder particles.
Overview of Al 7075 Powder
Al 7075 is one of the highest strength 7000 series aluminum alloys, offering strength superior to many steels. Zinc is the main alloying addition while magnesium imparts strength through precipitation hardening.
Key properties of Al 7075 powder include:
Exceptionally high tensile and yield strength
High hardness and good fatigue strength
Good toughness and moderate ductility
Excellent finishing characteristics
High corrosion resistance
Available in range of powder sizes and shapes
Al 7075 powder is ideal for high-performance aerospace and defense components needing the optimal combination of strength, hardness, fatigue resistance, and moderate weldability.
Chemical Composition of Al 7075 Powder
| Element | Weight % |
| Aluminum (Al) | 87.1-91.4% |
| Zinc (Zn) | 5.1-6.1% |
| Magnesium (Mg) | 2.1-2.9% |
| Copper (Cu) | 1.2-2.0% |
| Iron (Fe) | 0-0.5% |
| Silicon (Si) | 0-0.4% |
| Manganese (Mn) | 0-0.3% |
| Chromium (Cr) | 0.18-0.28% |
| Titanium (Ti) | 0-0.2% |
Properties of Al 7075 Powder
| Property | Value |
| Density | 2.81 g/cm3 |
| Melting Point | 477–635°C |
| Thermal Conductivity | 130–210 W/mK |
| Electrical Conductivity | 22-30% IACS |
| Young’s Modulus | 71–72 GPa |
| Poisson’s Ratio | 0.33 |
| Tensile Strength | 570–635 MPa |
| Yield Strength | 505–570 MPa |
| Elongation | 7–10% |
| Hardness | 150–190 Brinell |
The zinc additions result in extremely high strength and hardness while maintaining reasonable ductility and toughness. The alloy has excellent finishing characteristics.
Production Method for Al 7075 Powder
Commercial production methods for Al 7075 powder include:
Gas Atomization – Molten alloy stream disintegrated by inert gas jets into fine spherical powder particles with controlled size distribution.
Water Atomization – High pressure water jet used to produce fine Al 7075 powders with irregular shape. Lower cost but higher oxygen pickup.
Mechanical Alloying – Ball milling a blend of aluminum and alloying element powders followed by cold compaction and sintering.
Gas atomization offers superior control over powder characteristics like particle size, shape and microstructure.
Applications of Al 7075 Powder
Additive Manufacturing – Used in selective laser melting, direct metal laser sintering to produce complex, lightweight aerospace and defense parts.
Metal Injection Molding – To manufacture small intricate components with high strength and moderate corrosion resistance.
Powder Metallurgy – Press and sinter process to create high-performance automotive parts and machinery components.
Thermal Spraying – Wire arc spraying to deposit very hard and wear resistant Al 7075 coatings.
Pyrotechnics – Added as fuel constituent in pyrotechnic compositions due to its high reactivity.
Welding Filler – Used as filler wire providing weld strength but limited weldability.
Specifications of Al 7075 Powder
Al 7075 powder is available in various size ranges, shapes, grades and purity levels:
Particle Size: From 10-45 microns for AM methods, up to 120 microns for thermal spray processes.
Morphology: Spherical, irregular and mixed particle shapes. Smooth spherical powder has better flowability.
Purity: From commercial to high purity grades tailored for the specific application.
Grades: Conforming to ASTM B951, AMS 4045, AMS 4282, EN 573-3 and other equivalent standards.
Oxygen Content: Varies between 500-1500 ppm based on production method. Lower is better.
Storage and Handling of Al 7075 Powder
Al 7075 reactive alloy powder must be handled with care to prevent:
Oxidation and reaction with moisture
Dust explosion hazards from fine powder
Inhalation related health problems
Safety practices recommended by supplier should be followed
Inert gas blanketing, proper grounding, ventilation, and PPE should be utilized for safe handling.
Testing and Characterization Methods
Key test methods used for Al 7075 powder include:
Chemical composition analysis using OES or XRF
Particle size distribution as per ASTM B822 standard
Morphology analysis through SEM
Powder flow rate using Hall flowmeter
Density measurement by helium pycnometry
Impurities testing by ICP-MS
Microstructure examination by X-ray diffraction
These tests ensure the powder meets the required chemical, physical, and microstructural characteristics for the specific application.
Comparison Between Al 7075 and Al 6061 Powder
| Parameter | Al 7075 | Al 6061 |
| Alloy type | Heat treatable | Heat treatable |
| Zn content | 5.1-6.1% | 0% |
| Mg content | 2.1-2.9% | 0.8-1.2% |
| Strength | Much higher | Moderate |
| Machinability | Poor | Excellent |
| Weldability | Poor | Very good |
| Corrosion resistance | Moderate | Excellent |
| Cost | Higher | Lower |
Al 7075 offers very high strength whereas Al 6061 provides better corrosion resistance, weldability and machinability at lower cost.
Al 7075 Powder FAQs
Q: How is Al 7075 powder produced?
A: Al 7075 powder is commercially produced using gas atomization, water atomization, mechanical alloying and electrolysis techniques. Gas atomization offers the best control of particle characteristics.
Q: What are the main applications for Al 7075 powder?
A: The major applications for Al 7075 are additive manufacturing, thermal spray coatings, powder metallurgy parts manufacturing, metal injection molding, and pyrotechnic compositions requiring exceptionally high strength.
Q: What is the recommended particle size for Al 7075 powder in AM?
A: For most metal 3D printing processes, the ideal particle size range for Al 7075 is 15-45 microns with spherical morphology and good powder flowability.
Q: Does Al 7075 powder require any special handling precautions?
A: Yes, it is recommended to handle reactive aluminum alloy powders carefully under inert atmosphere using proper grounding, ventilation and PPE.
Q: Where can I purchase ultrafine Al 7075 powder suitable for aerospace components?
A: High purity, gas atomized ultrafine Al 7075 powders meeting aerospace requirements can be sourced from leading supplier.
Alloy Series Powder
Alloy Series Powder
| Product | Alloy Series Powder |
| CAS No. | 65997-19-5 |
| Appearance | Gray Metallic Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | NiCrCoMoFeAl |
| Density | 8.2-8.5g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-240/25 |
Alloy Series Description:
Alloy Series Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing
Alloy Series Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
High-temperature alloy series powders are designed to handle extreme high-temperature environments, providing excellent performance and heat-resistant properties. Let’s explore this range of products and understand their potential for high temperature applications.
| Product | Specification | Apparent Density | Flow Ability | Oxygen Content | Tensile Strength | Yield Strength | Elongation |
| GH3625 | 15-53µm 45-105µm 75-150µm |
≥4.40g/cm³ | ≤20s/50g | ≤300ppm | 1000±50Mpa | 600±50Mpa | 35±5% |
| GH4169 | ≥4.20g/cm³ | ≤20s/50g | ≤300ppm | 1250±30Mpa | 1000±30Mpa | 18±3% | |
| GH3230 | ≥4.40g/cm³ | ≤20s/50g | ≤300ppm | 930±30Mpa | 930±30Mpa | 25±5% | |
| GH3536 | ≥4.40g/cm³ | ≤20s/50g | ≤300ppm | 850±30Mpa | 550±20Mpa | 42±5% |
Process: Vacuum air atomization method
Advantages: high sphericity, small satellite powder, good fluidity, and high bulk density. The printed product has good fatigue resistance, anti-oxidation performance and structural stability
Applications: aerospace and industrial turbine discs, rings, blades, machine and other structures, aerospace engine combustion chambers
Packaging: ordinary packaging such as aluminum foil bags/plastic bottles/iron drums, vacuum packaging or inert gas-filled packaging, etc.
AlSi10Mg Powder
AlSi10Mg Powder
| Product | AlSi10Mg Powder |
| CAS No. | N/A |
| Appearance | Gray-Silver Metallic Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | AlSi10Mg |
| Density | 1.2-1.5g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-192/25 |
AlSi10Mg Description:
AlSi10Mg Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing
ALSi10Mg Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
mize health and safety risks.
AlSi10Mg powder
AlSi10Mg powder is a composite material composed of aluminum (Al), silicon (Si), and magnesium (Mg). It is specifically designed for use in additive manufacturing processes, where it is used as a feedstock material for 3D printers.
| Metal Powder | Size | Quantity | Price/kg | Size | Quantity | Price/kg |
| AlSi10Mg | 15-45μm | 1KG | 70 | 15-53μm | 1KG | 51 |
| 10KG | 42 | 10KG | 33 | |||
| 100KG | 34.6 | 100KG | 23.5 |
Overview of AlSi10Mg Powder
AlSi10Mg is an aluminum alloy powder composed primarily of aluminum along with silicon and magnesium as the major alloying elements. It is widely used in metal additive manufacturing, also known as 3D printing, due to its excellent strength, durability, weldability, and corrosion resistance.
AlSi10Mg powder can be processed through selective laser melting (SLM), electron beam melting (EBM), and direct metal laser sintering (DMLS) to create complex metal parts with fine details and custom geometries. Its properties make it suitable for aerospace, automotive, medical, and industrial applications.
This article provides a comprehensive technical overview of AlSi10Mg powder covering its composition, properties, applications, pricing, suppliers, and other key information for materials engineers, product designers, and 3D printing professionals.
Composition: Aluminum with 9-11% silicon, 0.2-0.45% magnesium
Particle shape: Spherical, high flowability
Size range: 15-45 microns
Density: 2.67 g/cc
Melting point: ~615°C
Strength: Medium to high
Uses: Aerospace, automotive, industrial 3D printing
Composition of AlSi10Mg Powder
The composition of AlSi10Mg powder consists mainly of aluminum with additions of silicon and magnesium as alloying elements. The nominal composition range is provided below:
| Element | Weight % |
| Aluminum (Al) | Base/remainder |
| Silicon (Si) | 9-11% |
| Magnesium (Mg) | 0.2-0.45% |
| Other (Fe, Mn, etc.) | < 0.55% total |
Silicon is added to aluminum to improve castability and enhance mechanical properties like yield strength and hardness. It increases fluidity during melting and improves feeding characteristics.
The addition of magnesium results in precipitation hardening which strengthens the alloy through heat treatment. Magnesium also improves corrosion resistance.
Trace amounts of iron, manganese, and other elements may be present as impurities up to 0.55% maximum. The levels of alloying additions can be varied within range to tailor the properties as per application requirements.
Nominal composition range of AlSi10Mg alloy powder
| Element | Minimum wt% | Maximum wt% |
| Aluminum | Bal. | Bal. |
| Silicon | 9 | 11 |
| Magnesium | 0.2 | 0.45 |
| Other | – | 0.55 |
Properties of AlSi10Mg Powder
AlSi10Mg exhibits properties making it suitable for demanding applications across aerospace, automotive, and industrial sectors. The key properties are highlighted below:
Mechanical Properties
High strength and hardness
Good ductility in annealed state
Excellent weldability
High fatigue strength
Physical Properties
Density: 2.67 g/cc
Melting point: ~615°C
Thermal conductivity: 130 W/m-K
Coefficient of thermal expansion: 21-24 x 10^-6 K^-1
Other
Good corrosion resistance
Excellent printability and surface finish
Biocompatible per ISO 10993 and ASTM F67
Non-magnetic
The density is comparable to aluminum alloys like AlSi12 and AlSi7Mg. The melting point is also similar to standard Al-Si casting alloys. These properties allow processing and consolidation via sintering and melting.
Overview of key properties of AlSi10Mg powder
| Property | Typical Values |
| Density | 2.67 g/cc |
| Melting Point | ~615°C |
| Thermal Conductivity | 130 W/m-K |
| Electrical Resistivity | 4-8 x 10^-8 Ωm |
| Young’s Modulus | 70-80 GPa |
| Poisson’s Ratio | 0.33 |
| Yield Strength | 215-365 MPa |
| Tensile Strength | 330-430 MPa |
| Elongation | 8-10% |
| Hardness | 80-100 Brinell |
Note: Properties depend on precise composition, manufacturing method, build orientation, heat treatment etc. Values shown are typical or standard.
The mechanical properties like high yield and tensile strength along with good ductility make AlSi10Mg suitable for high-performance parts across industries. The alloy can be age hardened to further enhance strength. Excellent corrosion resistance is achieved by silicon additions creating a protective oxide layer. Overall, AlSi10Mg provides a versatile combination of properties for metal AM.
Applications of AlSi10Mg Powder
The lightweight, strong, and printable characteristics of AlSi10Mg powder make it one of the most widely used alloys in additive manufacturing. Some typical applications include:
Aerospace: Turbine blades, rocket nozzles, structural brackets, satellite components, UAV parts
Automotive: Powertrain parts, pistons, turbochargers, heat exchangers
Industrial: Robotics, tooling, jigs and fixtures, driveshafts
Medical: Orthopedic implants, prosthetics, surgical instruments
Other: Heat sinks, hydraulic manifolds, housings, cooling channels
AlSi10Mg enables complex, optimized geometries that improve performance and efficiency in the above applications. The fine structures possible via 3D printing enhances heat transfer, fluid flow, and other properties.
The excellent strength-to-weight ratio of AlSi10Mg reduces component weight while maintaining mechanical performance. This helps improve fuel economy in vehicles and lower launch costs in space applications.
Overview of AlSi10Mg applications across industries
| Sector | Typical Applications |
| Aerospace | Turbine blades, structural brackets, rocket nozzles, satellites |
| Automotive | Powertrain, pistons, turbochargers, heat exchangers |
| Industrial | Robotics, tooling, jigs and fixtures |
| Medical | Orthopedic implants, prosthetics |
| General | Heat sinks, hydraulic manifolds, housings |
AlSi10Mg is certified for aerospace applications meeting standards like AMS4967 and AMS4169. Extensive qualifications and testing validates its performance under extreme environments. The biocompatibility per ISO 10993 and ASTM F67 allows use in medical devices and implants. Overall, AlSi10Mg provides a versatile lightweight material solution for critical applications.
Processability of AlSi10Mg Powder
AlSi10Mg powder can be processed via major metal additive manufacturing methods like:
Selective Laser Melting (SLM)
Direct Metal Laser Sintering (DMLS)
Electron Beam Melting (EBM)
Laser-based Methods: SLM and DMLS use a high power laser to selectively fuse regions of a powder bed to build up parts layer-by-layer. The consolidated material has properties comparable to conventional aluminum alloys. SLM typically uses higher laser power for full melting. DMLS has lower power for sintering powder particles.
Electron Beam Melting: EBM uses an electron beam as heat source to melt and fuse material. It can achieve higher build rates than laser processes since it fuses each layer rapidly. Material properties are similar to SLM and DMLS.
Print Parameters: Typical SLM parameters – Laser power 175-350 W, Scan speed 700-1500 mm/s, Layer thickness 20-100 μm. For EBM – Beam power 3-7 kW, Scan speed 1000-2500 mm/s, Layer thickness 50-200 μm.
Other methods: AlSi10Mg powder can also be used in binder jetting where a liquid binder is selectively deposited to form the shape. The “green” part is then sintered. Cold spray deposition is also possible.
AM processes compatible with AlSi10Mg alloy powder
| Process | Heat Source | Description |
| SLM | Laser | Selective laser melting |
| DMLS | Laser | Direct metal laser sintering |
| EBM | Electron beam | Electron beam melting |
| Binder jetting | Liquid binder | Binder printed, then sintered |
| Cold spray | Kinetic | Powder sprayed onto substrate |
AlSi10Mg powder has high absorbance to the laser/electron beam, and excellent flow and packing density. This results in good spreadability across powder bed and efficient melting/sintering. The particle size and spherical morphology also plays a key role.
Overall, AlSi10Mg offers excellent processability across PBF and related methods to fabricate complex geometries with good surface finish and feature resolution.
Powder Characteristics and Quality
AlSi10Mg powder used in AM processes exhibits the following characteristics:
Spherical powder morphology with smooth surface
Flowability with minimal agglomeration
Apparent density ~1.2-1.6 g/cc
Tap density ~2.2-2.7 g/cc
Uniform composition distribution
High purity with low internal porosity
Controlled particle size distribution
Particle shape: Spherical powder morphology provides good flow and spreadability across the powder bed. It results in uniform melting and material properties. Gas atomization is commonly used to achieve sphericity >90%.
Flowability: Powders with high flowability spread evenly and pack densely on powder bed platforms. Flow rates of 23-27 s/50g through Hall funnel are typical.
Particle size: The particle size distribution is generally 10-45 μm or 15-45 μm. Larger particles ~35-45 μm improve flow while smaller ones ~15-25 μm enhance density and resolution.
Composition control: Tight control of composition within specification maximizes material performance. Uniform distribution of alloying elements is ensured.
Purity: High purity with low porosity and inclusions prevents process defects. Oxygen content <1000 ppm.
Typical characteristics and properties of AlSi10Mg powders
| Parameter | Typical Value | Role |
| Particle shape | Spherical >90% | Flowability, density |
| Particle size (μm) | 15-45 | Density, resolution |
| Flow rate (s/50g) | 23-27 | Powder bed packing |
| Apparent density (g/cc) | 1.2-1.6 | Recyclability |
| Tap density (g/cc) | 2.2-2.7 | Green density |
| Purity | >99.5% | Defect reduction |
| Oxygen (ppm) | <1000 | Clean melting |
Parameters like particle shape distribution (PSD) and Hausner ratio indicate powder quality. Strict control over gas atomization results in high batch-to-batch consistency. Powder is supplied with composition report and lot-specific certificates of analysis (COA).
Choosing AlSi10Mg Powder
Key considerations for choosing AlSi10Mg powder include:
Application requirements: Performance needs like strength, hardness, ductility, fatigue life, etc. Applications may demand specific material certifications also.
AM process variables: Matching particle size range, shape and distribution to the printer model, layer thickness, beam power and related parameters.
Quality and consistency: Powder batches that reliably meet composition, purity, particle characteristics etc. are critical for production use.
Availability and lead times: For prototype work availability of small quantities may be key while production needs bulk orders and stable long-term supply.
Pricing: Price per kg will depend on quantity, shipment costs, supplier margins etc. Large OEM contracts get better pricing.
Technical support: Manufacturers with strong technical expertise in metal powder production and AM can provide guidance on best powder options.
Working with established suppliers and collaborating early in the AM part design process is advised when selecting AlSi10Mg powder.
Pros and Cons of AlSi10Mg Powder
Pros
High strength with good ductility
Excellent corrosion resistance
Readily weldable and machinable
Good thermal properties
Widely qualified for aerospace use
Biocompatible for medical implants
Cons
Lower yield strength than AlSi7Mg and AlSi12 alloys
Susceptible to porosity defects during printing
High reflectivity demands higher laser power
Not optimal for high temperature applications >150°C
More expensive than unalloyed aluminum powders
FAQs
- What is the chemical composition of AlSi10Mg powder?
- The typical composition is aluminum base with 9-11% silicon and 0.2-0.45% magnesium. Remaining is other trace elements at <0.55% total.
- What is the density of AlSi10Mg and AlSi10Mg powder?
- The density is around 2.67 g/cc for both the bulk alloy and the powder form.
- What are the mechanical properties of AlSi10Mg parts made by AM?
- Printed AlSi10Mg has a tensile strength of 330-430 MPa, yield strength of 215-365 MPa, and elongation of 8-10% in the as-built condition. Heat treatment can further improve properties.
- What particle size is recommended for AlSi10Mg powder in AM?
- A particle size range of 15-45 microns is commonly used, though size distributions can be optimized for specific printers and layer thickness requirements.
- Can you machine/weld AlSi10Mg AM parts?
- Yes, AlSi10Mg parts made by 3D printing can be machined and welded via conventional methods after an appropriate stress relief heat treatment.
- Is AlSi10Mg powder reusable?
- AlSi10Mg powder can typically be recycled 5-10 times before a refresh is needed, depending on AM process and contamination levels.
AlSi12 Powder
AlSi12 Powder
| Product | AlSi12 Powder |
| CAS No. | 11145-27-0 |
| Appearance | Silvery-Gray Powder |
| Purity | ≥99%, ≥99.9%, ≥95%(Other purities are also available) |
| APS | 1-5 µM, 10-53 µM (Can be customized), Ask for other available size range. |
| Ingredient | Al88Si12 |
| Density | 2.7g/cm3 |
| Molecular Weight | N/A |
| Product Codes | NCZ-DCY-193/25 |
AlSi12 Description:
AlSi12 Powder is one of the numerous advanced ceramic materials manufactured by Nanochemazone. Nanochemazone produces too many standard grades when applicable, including Mil Spec (military grade); ACS, Reagent and Technical Grade; Food, Agricultural and Pharmaceutical Grade; Optical Grade, USP and EP/BP (European Pharmacopoeia/British Pharmacopoeia) and follows applicable ASTM testing standards. Typical and custom packaging is available. Additional technical, research and safety (MSDS) information are available. Please request a quote above for more information on lead time and pricing
AlSi12 Powder Related Information :
Storage Conditions:
Airtight sealed, avoid light and keep dry at room temperature.
Please contact us for customization and price inquiry
Email: contact@nanochemazone.com
Note: We supply different size ranges of Nano and micron as per the client’s requirements and also accept customization in various parameters.
AlSi12 powder is a fine-grained aluminum-silicon alloy powder commonly used in additive manufacturing processes. It is produced by atomization, which involves melting the alloy and rapidly cooling it to form small powder particles. The resulting powder exhibits excellent flowability and can be easily processed using various additive manufacturing techniques such as selective laser melting (SLM) and electron beam melting (EBM)
Overview of AlSi12 Powder
AlSi12 or A413 is an aluminum casting alloy with relatively high silicon content. The addition of 12% silicon results in good wear resistance, low coefficient of thermal expansion, and high thermal conductivity.
Key properties of AlSi12 powder include:
Good strength and hardness
Excellent wear resistance
Good dimensional stability
High thermal conductivity
Good machinability and polishability
Low specific gravity
Available in various particle size distributions
AlSi12 is used for producing cylinder liners, piston rings, rocker arms, connecting rods, parts requiring heat and wear resistance. The powder metallurgy approach enables complex geometries.
Composition of AlSi12 Powder
The typical composition of AlSi12 powder is:
| Element | Weight % |
| Aluminum (Al) | Balance |
| Silicon (Si) | 11-13% |
| Copper (Cu) | <1% |
| Magnesium (Mg) | <1% |
| Iron (Fe) | <1% |
| Manganese (Mn) | <1% |
| Zinc (Zn) | <1% |
| Nickel (Ni) | <0.5% |
Properties of AlSi12 Powder
AlSi12 powder possesses the following properties:
| Property | Value |
| Density | 2.7 g/cc |
| Melting Point | 560°C |
| Thermal Conductivity | 150-180 W/mK |
| Electrical Resistivity | 4-6 μΩ.cm |
| Young’s Modulus | 80-90 GPa |
| Poisson’s Ratio | 0.33 |
| Tensile Strength | 240-300 MPa |
| Compressive Strength | 600-650 MPa |
| Elongation | 3-5% |
| Hardness | 80-90 Brinell |
The silicon additions result in higher strength, hardness, wear resistance, and thermal conductivity compared to unalloyed aluminum. The material retains good ductility and machinability.
Production Method for AlSi12 Powder
AlSi12 powder is manufactured by:
Gas Atomization – High pressure inert gas jets atomize molten AlSi12 alloy to form spherical powders. This produces powder with smooth morphology and narrow size distribution suitable for AM.
Water Atomization – High velocity water jets hit the molten metal stream to produce fine irregular AlSi12 particles. Lower cost but higher oxygen pickup.
Mechanical Milling – Ball milling of aluminum and silicon powders followed by blending, compacting and sintering. Leads to wide size distribution.
Gas atomization is preferred when spherical powder with controlled characteristics is required such as for additive manufacturing or MIM. Mechanical milling route is lower cost.
Applications of AlSi12 Powder
Key applications of AlSi12 alloy powder include:
Additive Manufacturing – Used to fabricate complex metal parts by selective laser melting, direct metal laser sintering, binder jetting etc.
Powder Metallurgy – Compacting and sintering to create high performance parts like piston rings, pump components, rocker arms.
Metal Injection Molding – Produces intricate components with excellent properties and surface finish.
Wear Resistant Coatings – Applied via thermal spray methods on cylinder bores, piston skirts, engine blocks.
Brazing Filler – For joining aluminum and steel components in automotive, aerospace applications.
Friction Materials – High silicon content improves friction performance. Used in brake pads, clutch discs.
Casting – Added to aluminum melts to improve castability and wear resistance.
Specifications of AlSi12 Powder
AlSi12 powder is available in different size ranges, grades and purity levels:
Particle Size: From 10 – 150 microns for AM, under 45 microns for MIM feedstock.
Morphology: Spherical, irregular and mixed shapes. Spherical improves flow and packing.
Purity: From commercial to high purity grades based on elemental analysis.
Oxygen Content: Levels range from 300 – 1000 ppm for gas atomized, higher for water atomized.
Grades: Customized composition and powder characteristics based on application.
Surface Area: For nanoscale powder surface area reaches up to 10 m2/g.
Handling and Storage of AlSi12 Powder
AlSi12 powder should be stored and handled carefully to avoid:
Contact with moisture – leads to oxidation. Store in sealed containers with desiccant bags.
Agglomeration – prevents flow. Store cool, dry powder and consider addition of flow agents.
Fire hazards – do not store near ignition sources due to flammability of finely divided metals.
Inhalation – use masks to prevent inhaling fine powders during handling.
Safety data sheet precautions from supplier should be followed.
Proper inert gas glove box techniques recommended when handling reactive aluminum powders.
Testing and Characterization Methods
Key test methods for AlSi12 powder include:
Chemical analysis – ICP and XRF techniques determine composition, purity levels.
Particle size analysis – Carried out as per ASTM B822 using laser diffraction.
Morphology – Scanning electron microscopy reveals shape, surface structure.
Powder flow – Measured by Hall flowmeter as per ASTM B213 standard.
Density – Measured by gas pycnometry or apparent density method.
Microstructure – X-ray diffraction analysis for phases present.
Thorough testing and inspection ensures AlSi12 powder meets application requirements.
Comparison of AlSi12 and AlSi10Mg Powders
AlSi12 and AlSi10Mg are two aluminum alloy powders compared:
| Parameter | AlSi12 Powder | AlSi10Mg Powder |
| Alloy type | Cast alloy | Wrought alloy |
| Si content | 11-13% | 9-11% |
| Mg content | <1% | 0.2-0.5% |
| Strength | Higher | Lower |
| Wear resistance | Excellent | Good |
| Corrosion resistance | Moderate | Excellent |
| Machineability | Very good | Moderate |
| Applications | Wear parts, thermal management | Aerospace, marine parts |
| Cost | Lower | Higher |
AlSi12 provides the best combination of wear properties, machinability and low cost whereas AlSi10Mg offers higher strength and corrosion resistance required for critical structural parts.
AlSi12 Powder FAQs
Q: How is AlSi12 powder produced?
A: AlSi12 powder is commercially produced by gas atomization and water atomization of the molten alloy. Mechanical milling is also used to make this powder.
Q: What is AlSi12 powder used for?
A: AlSi12 finds use in additive manufacturing, powder metallurgy parts production, thermal spray coatings, metal injection molding, and other applications needing a lightweight alloy with good wear properties and machinability.
Q: What is the typical particle size for AlSi12 powder in AM?
A: For most binder jet and powder bed fusion AM processes, the ideal particle size range for AlSi12 powder is 20-65 microns with good powder flow characteristics.
Q: Does AlSi12 powder require special handling precautions?
A: Yes, it is recommended to handle aluminum powders under inert conditions and avoid accumulation of fine powder to minimize fire and explosion hazards. Proper ventilation and PPE should be used.
Q: Where can I purchase AlSi12 powder for making wear-resistant coatings?
A: Specialty AlSi12 grades suitable for thermal spray coatings can be purchased from leading supplier

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