Additive manufacturing (AM), also known as 3D printing, relies on metallic and non-metallic powders to build components layer-by-layer. Choosing a reputable AM powder supplier is crucial for achieving optimal material properties, performance, and end-use part quality.

This comprehensive guide provides everything you need to know about selecting the right additive manufacturing powder and supplier, including:

ภาพรวมของ ผงการผลิตสารเติมแต่ง

Additive manufacturing powders refer to the raw materials used in powder bed fusion, directed energy deposition, binder jetting and other powder-based AM processes.

Key types of AM powders:

  • Metals – Titanium, aluminum, steel, nickel, cobalt-chrome
  • Polymers – Nylon, PEEK, TPU, ABS, polyamide
  • Ceramics – Alumina, zirconia, silicon carbide
  • Composites – Particle reinforced, short fiber

Powder characteristics:

  • Chemistry – Purity, composition, alloying
  • ขนาดอนุภาคและการกระจาย
  • Particle shape – spherical, irregular
  • Density and porosity
  • ความสามารถในการไหลได้
  • ความชื้น

Key powder suppliers:

  • OEMs like EOS, 3D Systems, GE Additive
  • Metal powder specialists such as AP&C, Sandvik, Praxair
  • Large metal producers including Carpenter, Höganäs, Rio Tinto

Choosing the optimal powder type and parameters tailored to your AM process and applications is vital for high quality parts.

additive manufacturing powder

Types of ผงการผลิตสารเติมแต่ง

There are four major categories of AM powders for metals, polymers, ceramics and composites:

Metal Powders

Most widely used metals include:

  • โลหะผสมไทเทเนียมและไทเทเนียม
  • อลูมิเนียมอัลลอยด์
  • เหล็กกล้าไร้สนิม
  • เหล็กกล้าเครื่องมือ
  • Cobalt-chrome alloys
  • นิกเกิลซูเปอร์ลลอย
  • Precious metals like gold, silver

ประโยชน์: High strength, durability, thermal resistance

แอปพลิเคชัน: Aerospace, medical, automotive, industrial

Polymer Powders

Common polymers used:

  • Nylon (PA12, PA11)
  • ABS
  • PEEK
  • TPU
  • Polyamide

ประโยชน์: Toughness, chemical resistance, flexibility

แอปพลิเคชัน: Consumer products, industrial parts

Ceramic Powders

Examples include:

  • อลูมินา
  • เซอร์โคเนีย
  • ซิลิกอนคาร์ไบด์
  • Silicon nitride
  • Tricalcium phosphate

ประโยชน์: High hardness, heat/corrosion resistance

แอปพลิเคชัน: Cutting tools, dental, aerospace

Composite Powders

  • Particle reinforced metals and polymers
  • Short fiber reinforced plastics

ประโยชน์: Enhanced mechanical properties

แอปพลิเคชัน: Automotive, sporting goods, infrastructure

The right powder type influences part properties like strength, function, aesthetics and more.

Additive Manufacturing Powder Properties

AM powders must meet strict specifications for:

ChemistryAlloy composition, purity levelsAffects microstructure, defects, mechanical properties
ขนาดอนุภาคAverage size and distributionInfluences resolution, surface finish, density
รูปร่างอนุภาคSpherical, irregular, satellite particlesImpacts packing density, flowability, spreadability
ความหนาแน่นBulk and tap densityHigher density enables greater part density
ลักษณะการไหลFlow rate, angle of reposeEnsure smooth powder spreading during printing
Moisture ContentLow moisture contentPrevents powder agglomeration and degradation
ออกไซด์พื้นผิวThin, uniform oxide layerLow oxidation gives superior powder flow and properties

Strict control over these powder characteristics is essential for high quality AM components.

Applications of Additive Manufacturing Powders

AM powders are used across the following key industries and applications:

การบินและอวกาศTurbine blades, airframe and engine structures, brackets, heat sinks
ทางการแพทย์Orthopedic and dental implants, surgical tools, patient-matched devices
เกี่ยวกับยานยนต์Lightweighted components, custom parts, tooling
ทางอุตสาหกรรมHeavy equipment parts, robotics, tooling, jigs and fixtures
ผู้บริโภคJewelry, collectibles, gaming miniatures
น้ำมัน & แอมป์; แก๊สDownhole tools, valves, wellhead parts, pump components

Other applications include architectural models, rapid tooling, nuclear and chemical equipment.

AM enables faster and more flexible production of complex, optimized parts across sectors.

AM Powder Specifications

AM powder properties and quality can be customized as per requirements:

วัสดุMetals, polymers, ceramics, composites
ChemistryDifferent alloys, polymers, reinforcements
ขนาดอนุภาคNano, micro, 10-45 μm, 15-150 μm etc.
การกระจายขนาดTight distributions available
ความหนาแน่นUp to ~98% theoretical density
อัตราการไหลOptimal flow rates achieved
Surface oxidesLow oxidation levels
การปนเปื้อนMinimized impurity levels
ความชื้นLow moisture content

Work with suppliers to tailor powder specifications to your AM process, material needs and end-use requirements.

Design Considerations for AM Powders

Certain design practices enhance AM powder performance:

  • Alloy modification – Adjusting compositions to optimize mechanical properties, avoid hot cracking etc.
  • การผสม – Mixing different powders to achieve custom material properties
  • การเคลือบ – Applying specialized coatings to protect alloy powders from oxidation
  • การกรอง – Classifying powder into narrow particle size fractions
  • Degasification – Removing gaseous contaminants that cause porosity
  • Flow additives – Adding nanoscale flow agents to improve powder flowability
  • Rejuvenation – Recycling used powder by removing moisture and impurities

Work closely with your AM powder supplier to leverage these design options for superior part properties.

Standards for ผงการผลิตสารเติมแต่ง

Key standards help ensure AM powder quality and consistency:

  • ASTM F3049 – Standard guide for characterizing AM metals
  • ASTM F3055 – Standard specification for additive metals
  • ASTM F3213 – Standard for metal powders used in powder bed fusion
  • ISO/ASTM 52915 – Standard specification for Ti-6Al-4V alloy
  • ASTM F3184 – Standard for stainless steel powders
  • ASTM F3301 – Standard for nickel alloy powders
  • ISO/ASTM 52904 – Process characteristics and performance QC of AM metals

Powder suppliers and users should adhere to these standards to benchmark quality.

AM Powder Suppliers

Leading global AM powder manufacturers include:

ap & amp; cTi, Al, CoCr, SteelsSpecialist producer of spherical powders$xx-$xxx/kg
SandvikTi, Ni, Al, SteelsWide alloy offerings for AM$xx-$xxx/kg
แพรพ์เซอร์Ti, Ni, CoCr, AlHigh quality atomized & alloy powders$xx-$xxx/kg
ช่างไม้Ti, CoCr, SS, AlBroad range of alloys and particle sizes$xx-$xxx/kg
สารเติมแต่ง GETi, Al, CoCr, CuOEM providing integrated AM solutions$xx-$xxx/kg
HoganasSteels, SSMajor global powder metal supplier$xx-$xxx/kg

There are numerous reputable global suppliers offering quality AM powders across metals, polymers, ceramics, and composites.

How to Select an Additive Manufacturing Powder Supplier

Here are key factors to consider when choosing an AM powder supplier:

  • ความเชี่ยวชาญทางเทคนิค in AM powder manufacturing
  • Range of materials offered – metals, polymers, ceramics etc.
  • Quality management – Powder characterization, sampling, testing, analysis, documentation, certifications
  • Spherical powder capabilities – For density and flowability
  • Customization abilities – Tailored size distribution, composition, coatings etc.
  • AM process understanding – Powder optimized for your specific AM technology
  • R&D expertise – Ongoing powder developments
  • Customer support – Application advice, troubleshooting, training
  • เวลานำ – Inventory availability for quick delivery
  • การกำหนดราคา – Competitive for your volume and quality needs

Partner with a powder manufacturer committed to consistent quality and technical support.

How to Store Additive Manufacturing Powder

Proper AM powder storage preserves material quality and prevents degradation:

  • Store powder in original sealed containers away from humidity and contamination
  • Maintain cool, dry facility conditions
  • Limit temperature variations which can induce moisture absorption
  • Use a first-in-first-out (FIFO) inventory system
  • Only open container at time of use
  • Discard used powder in a timely manner
  • Conduct periodic quality checks on stored powder
    • Check chemistry, size distribution, flow rate, surface oxides
  • Follow all safety precautions – PPE, inert gas handling, ignition source control

Proper storage is essential for powder stability and maximizing part quality over time.

Recycling Additive Manufacturing Powder

Used AM powder can be recycled:

ThermalHeat treatment burns off coatings and impurities
MechanicalPhysical processes remove contamination and refresh particles
เคมีChemical processes strip surface oxides and coatings
PlasmaPlasma energy dissociates unwanted elements from powder

Benefits of recycling:

  • Reduces powder costs significantly
  • More sustainable manufacturing
  • Achieves high reuse rates in certain alloys

Work with your AM powder supplier to implement cost-effective powder recycling practices.

Cost Analysis of ผงการผลิตสารเติมแต่ง

AM powder costs vary significantly by material:

Aluminum Alloys$50 – $120
โลหะผสมไทเทเนียม$170 – $450
เหล็กกล้าไร้สนิม$50 – $120
เหล็กกล้าเครื่องมือ$50 – $200
นิกเกิลซูเปอร์ลลอย$150 – $500
Cobalt Chrome$150 – $300
Polymers$80 – $200

Powder cost depends on:

  • Base material cost
  • องค์ประกอบของโลหะผสม
  • Production method – gas vs water atomization
  • Quality – impurities, particle size distribution
  • Purchase volume – higher volumes give lower prices

Balancing powder quality with affordability is key for maximizing value.

Pros and Cons of Metal vs. Polymer AM Powders

Metal Powder Pros

  • High strength and thermal resistance
  • Excellent durability and crack growth resistance
  • Wide range of advanced alloy options
  • Can replicate final part material properties

Metal Powder Cons

  • Higher material costs
  • Limited sizes and suppliers currently
  • Safety precautions required in handling
  • More infrastructure needed for processing

Polymer Powder Pros

  • Lower material costs
  • More suppliers and choice in materials
  • Generally safer handling
  • Requires less complex infrastructure

Polymer Powder Cons

  • Lower strength, heat resistance, and durability
  • Limited high performance polymers currently
  • Often used for prototyping vs final parts
  • Unpredictable and anisotropic material properties

The right option depends on application requirements, operating conditions, and economics.

Future Outlook for AM Powder

The AM powder market is projected to reach over $5 billion by 2028, led by growth in:

  • Aerospace and medical sectors
  • Adoption of AM for production applications
  • New alloys and materials for AM
  • Adoption of AM by auto manufacturers
  • Supply chain development as demand scales up

Key future opportunities and developments include:

  • New AM powder producers entering the market
  • Competitive pricing with increased volumes
  • Higher purity and improved flowability
  • Custom alloy compositions and particle optimization
  • Improved recycling processes and economics
  • Automated powder handling and inventory management

AM powders will play an integral role in the AM industry’s continued expansion and adoption across critical manufacturing industries.


Q: What materials are available for additive manufacturing?

A: The most common materials are metals, polymers, ceramics and composites. Metals include titanium, aluminum, stainless steel, tool steel, nickel alloys, and precious metals. Polymers include nylon, PEEK, ABS, polyamide.

Q: What is the most widely used AM metal powder?

A: Titanium alloys, particularly Ti-6Al-4V, are the most common metal powders used in key industries like aerospace and medical.

Q: What is the optimal AM powder particle size?

A: Standard powder sizes range from 10-45 microns for most AM processes. However, optimal size depends on the specific machine and process parameters.

Q: How much does metal AM powder cost?

A: Powder costs range widely from $50-$500/kg depending on the alloy, quality, and purchase volume. Titanium is on the higher end while aluminum and steel are lower cost.

Q: Does using recycled powder degrade material properties?

A: Properties can degrade after repeated recycling. Utilization rates depend on the alloy and recycling process. Work with your supplier to maximize reuse while maintaining consistency.

Q: What are key powder characteristics for AM?

A: Key characteristics include chemistry, particle size distribution, shape, density, flowability, low moisture content and surface oxides.

Q: How is AM powder produced?

A: Metal powder is mainly produced using gas or water atomization. Polymers use various pulverization methods. Ceramics use advanced processes like plasma spheroidization.

Q: How can you determine AM powder quality?

A: Conduct testing and characterization per industry standards for parameters like chemistry, cleanliness, particle size distribution, flow rate, density, and moisture content.

Q: What precautions are needed when handling metal AM powder?

A: Use appropriate PPE, minimize dust, avoid ignition sources, implement proper storage and housekeeping practices, follow all recommended safety procedures.

Q: How is AM powder different than powder for other processes like MIM?

A: AM powders require more stringent specifications for particle size distribution, spherical morphology, flow characteristics, and cleanliness to maximize part quality.

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