Spherical Gas Atomized Alloy Powder

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When it comes to the world of metallurgy and material science, 球状ガスアトマイズ合金粉 holds a place of prominence. This highly versatile and specialized material is crucial in a range of industries from aerospace to additive manufacturing. Let’s dive into the fascinating realm of spherical gas atomized alloy powder, exploring its composition, properties, applications, and more.

Overview of Spherical Gas Atomized Alloy Powder

Spherical gas atomized alloy powder is created through a process known as gas atomization, where molten metal is dispersed into fine droplets using a high-pressure gas stream. This method produces powders with a spherical shape, offering superior flowability and packing density compared to irregularly shaped powders.

主な特徴

  • 形状:球形
  • 粒子サイズ: Typically ranges from a few micrometers to hundreds of micrometers
  • 高純度: Minimal contamination due to controlled production environment
  • 汎用性: Suitable for various applications including additive manufacturing, thermal spraying, and metal injection molding

メリット

  • 流動性の向上: Easier to handle and process
  • Consistent Packing Density: Better performance in applications requiring uniformity
  • ハイパフォーマンス: Excellent mechanical and physical properties
球状ガスアトマイズ合金粉
Spherical Gas Atomized Alloy Powder 9

種類 Spherical Gas Atomized Alloy Powder

Below are some of the widely used models of spherical gas atomized alloy powders, each with unique compositions and properties.

モデル構成プロパティ用途
316L鉄、クロム、ニッケル、モリブデンCorrosion resistance, excellent mechanical propertiesMedical implants, marine applications
17-4PHIron, Chromium, Nickel, CopperHigh strength, good corrosion resistanceAerospace components, mechanical parts
Inconel 718ニッケル、クロム、鉄、モリブデンHigh-temperature strength, oxidation resistanceTurbine blades, aerospace engines
Ti6Al4Vチタン、アルミニウム、バナジウム高い強度対重量比、生体適合性Medical implants, aerospace structures
AlSi10Mgアルミニウム、シリコン、マグネシウムGood casting properties, high thermal conductivityAutomotive parts, heat exchangers
CoCrMoコバルト、クロム、モリブデン高い耐摩耗性、生体適合性Medical implants, dental devices
Hastelloy Xニッケル、クロム、鉄、モリブデンExcellent oxidation resistance, good formabilityGas turbine engines, chemical processing
マレージング鋼鉄、ニッケル、コバルト、モリブデンUltra-high strength, good toughnessAerospace tooling, high-performance gears
Copper 85/15銅、錫High electrical conductivity, good mechanical strengthElectrical components, thermal management systems
NiCrBSiNickel, Chromium, Boron, SiliconWear resistance, good hardnessSurface coatings, repair applications

Composition of Spherical Gas Atomized Alloy Powder

Understanding the composition of these powders is crucial for selecting the right material for your specific application. Here’s a breakdown of the elemental makeup for some common powders.

モデルElemental Composition (%)
316LFe: 62-72, Cr: 16-18, Ni: 10-14, Mo: 2-3
17-4PHFe: 65-75, Cr: 15-17, Ni: 3-5, Cu: 3-5
Inconel 718Ni: 50-55, Cr: 17-21, Fe: Bal., Mo: 2.8-3.3
Ti6Al4VTi: Bal., Al: 5.5-6.75, V: 3.5-4.5
AlSi10MgAl: Bal., Si: 9-11, Mg: 0.2-0.4
CoCrMoCo: Bal., Cr: 27-30, Mo: 5-7
Hastelloy XNi: 47-52, Cr: 20-23, Fe: 18-20, Mo: 8-10
マレージング鋼Fe: Bal., Ni: 18-19, Co: 8-9, Mo: 4-5
Copper 85/15Cu: 85, Sn: 15
NiCrBSiNi: Bal., Cr: 14-18, B: 2.5-3.5, Si: 3-4.5

Characteristics of Spherical Gas Atomized Alloy Powder

物理的性質

Spherical gas atomized alloy powders exhibit specific physical characteristics that make them ideal for high-performance applications.

プロパティ説明
粒度分布Uniform size distribution ensures consistent behavior during processing
形態学Spherical shape provides excellent flowability and packing density
密度High bulk density compared to irregular powders
表面積Lower surface area due to spherical shape, reducing oxidation and contamination

機械的特性

The mechanical properties of these powders are tailored through their composition and atomization process.

プロパティ説明
引張強度High tensile strength for demanding applications
硬度Superior hardness for wear resistance
延性Good ductility allows for complex shape formation
耐疲労性Excellent fatigue resistance for long-lasting performance

応用例 Spherical Gas Atomized Alloy Powder

Spherical gas atomized alloy powders find use across a variety of sectors due to their superior properties.

産業用途
航空宇宙Turbine blades, structural components, fasteners
メディカルImplants, prosthetics, dental devices
自動車Engine components, heat exchangers, lightweight structures
付加製造3D printing of complex geometries, rapid prototyping
溶射Coatings for corrosion and wear resistance
金属射出成形Precision parts for electronics, firearms, and tools

仕様、サイズ、等級、規格

When selecting a spherical gas atomized alloy powder, it’s essential to consider various specifications and standards to ensure suitability for your application.

モデル仕様Sizes (µm)グレード規格
316LASTM F138、ISO 5832-115-45, 45-105Medical, IndustrialASTM、ISO
17-4PHAMS 5604, ASTM A69310-45, 45-150Aerospace, IndustrialAMS、ASTM
Inconel 718AMS5662、ASM B63715-45, 45-105Aerospace, IndustrialAMS、ASTM
Ti6Al4VASTM F1472、ISO 5832-315-45, 45-105Medical, AerospaceASTM、ISO
AlSi10MgDIN 171220-63, 63-106インダストリアルDIN
CoCrMoASTM F75, ISO 5832-1210-45, 45-105Medical, IndustrialASTM、ISO
Hastelloy XAMS 5536, ASTM B43515-45, 45-105Aerospace, IndustrialAMS、ASTM
マレージング鋼AMS 6514, ASTM A53810-45, 45-150Aerospace, IndustrialAMS、ASTM
Copper 85/15ASTM B50515-45, 45-105インダストリアルASTM
NiCrBSiAWS A5.2110-53, 53-150インダストリアルAWS

サプライヤーと価格詳細

Pricing and availability are crucial factors when procuring spherical gas atomized alloy powders. Here are some prominent suppliers and an overview of pricing.

サプライヤーモデル価格(kgあたり)空室状況
ヘガネスAB316L, Ti6Al4V$120-$150In stock
カーペンター・テクノロジー17-4PH, Inconel 718$150-$200In stock
アルカムABAlSi10Mg, CoCrMo$100-$130In stock
LPWテクノロジーHastelloy X, Maraging Steel$180-$220In stock
GKNホエガネスCopper 85/15, NiCrBSi$90-$120In stock

Comparing Pros and Cons of Different Powders

Each type of 球状ガスアトマイズ合金粉 comes with its own set of advantages and limitations. Here’s

a comparison to help you choose the right one for your needs.

モデルメリットデメリット
316LExcellent corrosion resistance, good mechanical propertiesより高いコスト
17-4PHHigh strength, good corrosion resistance応力腐食割れの影響を受けやすい
Inconel 718High-temperature strength, oxidation resistance高い
Ti6Al4V高い強度対重量比、生体適合性機械加工が難しい
AlSi10MgGood casting properties, thermal conductivity他の合金に比べて強度が低い
CoCrMo高い耐摩耗性、生体適合性高コスト
Hastelloy XExcellent oxidation resistance, good formability高い
マレージング鋼Ultra-high strength, good toughnessHigh cost, requires aging treatment
Copper 85/15High electrical conductivity, good mechanical strengthSusceptible to corrosion
NiCrBSiWear resistance, good hardnessBrittleness in some applications
球状ガスアトマイズ合金粉
Spherical Gas Atomized Alloy Powder 16

よくある質問

What is spherical gas atomized alloy powder?

Spherical gas atomized alloy powder is a fine metallic powder produced through gas atomization, where molten metal is dispersed into spherical particles using a high-pressure gas stream.

Why are spherical gas atomized alloy powders preferred?

Their spherical shape offers superior flowability and packing density, making them ideal for various industrial applications, including additive manufacturing and thermal spraying.

What are the common applications of these powders?

They are used in aerospace, medical, automotive, additive manufacturing, thermal spraying, and metal injection molding due to their excellent mechanical and physical properties.

How are these powders produced?

They are produced through gas atomization, where molten metal is dispersed into fine droplets using a high-pressure gas stream, resulting in spherical particles.

What factors should be considered when selecting a powder?

Considerations include composition, particle size distribution, mechanical properties, application requirements, and cost.

Where can I buy spherical gas atomized alloy powder?

Prominent suppliers include Höganäs AB, Carpenter Technology, Arcam AB, LPW Technology, and GKN Hoeganaes.

Are these powders expensive?

The cost varies depending on the alloy type and supplier, typically ranging from $90 to $220 per kilogram.

What are the benefits of using spherical powders in additive manufacturing?

Their superior flowability and packing density result in better layer adhesion and overall part quality in 3D printing processes.

Can these powders be used in medical applications?

Yes, powders like 316L and CoCrMo are commonly used for medical implants and devices due to their biocompatibility.

What are the limitations of these powders?

Some powders may have higher costs, be difficult to machine, or have specific weaknesses like stress corrosion cracking or brittleness in certain applications.

In conclusion, spherical gas atomized alloy powders offer a multitude of benefits for various industries. Their unique properties, derived from their composition and production process, make them indispensable for high-performance applications. Whether you’re in aerospace, medical, or additive manufacturing, understanding the intricacies of these powders will help you make informed decisions and leverage their full potential.

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