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.

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.

420 powder

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

Mechanical behavior

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

 

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

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.

AlSi50 Powder

Product	AlSi50 Powder
CAS No.	11145-27-0
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	AlSi
Density	2.5-2-7g/cm3
Molecular Weight	N/A
Product Codes	NCZ-DCY-194/25

AlSi50 Description:

AlSi50 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

AlSi50 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.

AlSi50 Powder

AlSi50 is an aluminum-silicon alloy powder containing 50% silicon and remainder aluminum. It offers an exceptional combination of properties like low density, high fluidity, low thermal expansion, high specific strength, and corrosion resistance.

AlSi50 is an aluminum-silicon alloy powder containing 50% silicon and remainder aluminum. It offers an exceptional combination of properties like low density, high fluidity, low thermal expansion, high specific strength, and corrosion resistance.

AlSi50 Powder Composition

The typical composition of AlSi50 alloy powder is:

Element	Composition
Aluminum (Al)	Balance
Silicon (Si)	48-52%

Aluminum forms the matrix providing ductility, toughness and corrosion resistance.

Silicon increases hardness, fluidity and reduces the coefficient of thermal expansion.

The high 50% silicon content results in a eutectic composition with the lowest possible melting point and excellent castability. Strict control of the Al to Si ratio is critical.

Properties of AlSi50 Powder

AlSi50 powder possesses a unique mix of properties making it suitable for high performance applications:

Property	Value
Density	2.55 g/cm3
Melting Point	577°C
Ultimate Tensile Strength	200-300 MPa
Elongation	<1%
Hardness	100-120 HB
Thermal Conductivity	50-90 W/m-K
CTE	12-15 x 10<sup>-6</sup>/°C
Young’s Modulus	80-90 GPa
Corrosion Resistance	Excellent

Low density – Up to 40% lower than titanium alloys and steels.

High fluidity when molten – Enables excellent castability and mold filling.

High strength-to-weight ratio – Specific strength comparable to titanium alloys.

Low coefficient of thermal expansion – Dimensions remain stable over a wide temperature range.

Excellent corrosion resistance – Protective oxide layer prevents corrosion in most environments.

Good thermal conductivity – Twice that of titanium alloys allowing efficient heat dissipation.

This unique property profile makes AlSi50 suitable for applications where low mass, precision, stability, and strength are critical.

Applications of AlSi50 Powder

The key properties of AlSi50 powder make it ideal for:

Applications	Benefits
Automotive components	Low density and excellent castability.
Aerospace parts	High specific strength, stable dimensions.
Electronic substrates	Thermal management, CTE match with ceramics.
Mirror blanks	Low density, machinability, stability.
Medical implants	Biocompatible, non-toxic, corrosion resistant.

Automotive – Used in pistons, engine blocks, drivetrain parts to reduce weight and improve fuel efficiency.

Aerospace – Ideal for precision aerospace components like actuators and turbocharger wheels requiring highest strength-to-weight.

Electronics – Substrates for PCBs, IC packages to manage thermal loads while matching expansion behavior of ceramics.

Optics – Mirror blanks, telescopes benefit from high dimensional stability and machinability.

Medical – Excellent biocompatibility and corrosion resistance for implants like orthopedic devices.

AlSi50 Powder Specifications

AlSi50 powder is available in various size fractions, shapes, and purity levels:

Parameter	Options
Particle size	10 – 150 microns
Particle shape	Irregular, spherical
Apparent density	Up to 2.7 g/cm3
Flow rate	Up to 25 s/50g
Purity	Up to 99.7%
Alloy variants	AlSi40, AlSi30

Smaller particles promote higher sintered density while large particles improve flowability.

Spherical morphology enhances powder flow compared to irregular particles.

Higher apparent density increases effective loading in composites manufacturing.

Faster flow rates improve ease of powder handling and processing.

High purity grades minimize contamination issues.

Aluminum-silicon alloys with 30-40% silicon also available.

Powder attributes can be customized based on specific application requirements and processing methods.

Consolidation Methods for AlSi50 Powder

AlSi50 powder can be transformed into full density components using techniques like:

Method	Details
Additive manufacturing	Excellent geometric freedom for complex shapes.
Metal injection molding	High precision net shape capability.
Press and sinter	Economical for higher volume simpler shapes.
Casting	Leverages excellent fluidity and mold filling behavior.
Extrusion	For profiles, rods and tubes.

Powder bed fusion AM techniques like selective laser melting are ideal for low volume complex parts.

Metal injection molding offers closest tolerances and surface finish.

Pressing followed by liquid phase sintering is commonly used but secondary processing needed.

Investment casting provides higher productivity for simpler geometries.

Extrusion is suitable for continuous production of bars, rods and tubes.

The consolidation method strongly influences final properties, microstructure and cost economics.

Heat Treatment of AlSi50 Parts

The following heat treatments can be used to modify AlSi50 properties:

Heat Treatment	Details	Purpose
Solution heat treatment	500-550°C, quench	Dissolve soluble phases
Artificial aging	150-180°C, 5-10 hrs	Precipitation hardening
Stress relieving	250°C, 2 hrs	Remove residual stresses

Solution treatment dissolves silicon particles in the aluminum matrix followed by rapid cooling.

Subsequent aging causes silicon to re-precipitate as fine dispersoids imparting strengthening.

Low temperature stress relieving helps reduce residual stresses from prior shaping steps.

Proper heat treatment allows customizing the strength, hardness and ductility as per application requirements.

Comparison of AlSi50 Powder with Alternatives

Here is how AlSi50 compares to other eutectic aluminum-silicon alloys:

Alloy	AlSi50	AlSi40	AlSi30
Fluidity	Highest	High	Medium
Castability	Excellent	Very Good	Good
Hardness	High	Medium	Low
Strength	High	Medium	Low
Thermal Conductivity	Medium	High	Highest
CTE	Low	Medium	High
Cost	High	Medium	Low

AlSi40 offers the best all-round combination of fluidity, strength and thermal conductivity.

AlSi30 provides highest thermal conductivity but lowest strength and fluidity.

AlSi50 has the highest fluidity, hardness and strength but lower thermal conductivity.

AlSi50 is preferred where maximum castability, dimensional stability, and high specific strength are critical.

Health and Safety Considerations for AlSi50 Powder

Like any metal powder, AlSi50 powder requires safe handling:

Hazard	Precautions	PPE
Skin/eye contact	Avoid direct contact. Rinse if exposed.	Gloves, goggles
Inhalation	Avoid breathing dust. Ensure ventilation.	Respirator
Ingestion	Avoid hand-mouth transfer. Wash hands.	–
Fire	Use sand. Do not use water.	Protective gear

Wear gloves, goggles, mask when handling powder.

Avoid skin contact. Wash after exposure.

Store in cool, dry place away from sparks, flames.

Ensure proper ventilation and dust collection.

Refer SDS and local regulations for complete guidelines.

With proper precautions and PPE, AlSi50 powder can be safely handled.

Inspection and Testing of AlSi50 Powder

To ensure quality specifications are met, AlSi50 powder should undergo:

Parameter	Method	Specification
Chemical composition	OES, XRF, wet chemistry	Conformance to Al and Si content
Particle size distribution	Laser diffraction, sieving	D10, D50, D90 within range
Powder morphology	SEM imaging	Shape and flow characteristics
Apparent density	Hall flowmeter test	Minimum specified density
Flow rate	Hall flowmeter test	Maximum seconds for 50g flow
Impurity levels	ICP or LECO analysis	Low oxygen, moisture content

Testing should be done periodically as per ASTM standards to ensure consistency in production quality and performance in end-use applications.

FAQs

1. What is AlSi50 used for?
2. AlSi50 is ideal for applications like automotive components, aerospace parts, and electronic substrates where low mass, dimensional stability, and high fluidity are critical.
3. Does AlSi50 require heat treatment?
4. Optional heat treatment including solutionizing and aging can be done to enhance strength by precipitating silicon particles in the microstructure.
5. What methods can consolidate AlSi50 powder?
6. AlSi50 powder can be consolidated to full density using metal injection molding, casting, additive manufacturing via SLM/EBM, extrusion, and sintering.
7. Is AlSi50 readily weldable?
8. AlSi50 has relatively poor weldability owing to high silicon content. Special filler material and techniques are required for welding this alloy.
9. Is AlSi50 powder safe to handle?
10. Like any fine metal powder, standard safety precautions must be taken when handling AlSi50 powder to minimize health and safety risks.