Pure Cu Powder

Overview of Pure Copper (Cu) Powder

Copper powder, or pure Cu powder, is a versatile material widely used across various industries. Known for its high electrical and thermal conductivity, corrosion resistance, and machinability, pure copper powder serves as a foundational material in manufacturing, electronics, 3D printing, and more. This article explores the composition, properties, specifications, models, and applications of pure copper powder in depth, using detailed tables and comparisons to help potential buyers and industry professionals make informed decisions.

Composition and Characteristics of Pure Copper (Cu) Powder

Copper powder is produced in different grades and particle sizes, which affects its applications and performance. Understanding the composition, purity, and other technical attributes of pure Cu powder helps users select the ideal variant for their needs.

Composition and Purity of Pure Copper Powder

タイプ構成純度レベル粒子形状Average Particle SizeMethod of Production
Electrolytic Cu Powder銅 (99.9%)高い不規則20-30 µm電解
Atomized Cu PowderCu (99.5%)中程度球形10-25 µmガス噴霧
Reduced Cu PowderCu (99.8%)高い不規則5-10 µmHydrogen Reduction
Flake Cu Powder銅 (99.9%)高いFlake<5 µmミーリング

Each production method results in distinct shapes and sizes, affecting the powder’s packing density, surface area, and reactivity.

Pure Cu Powder

Properties of Pure Copper Powder

Pure Cu powder exhibits remarkable properties making it suitable for various applications, from thermal management to additive manufacturing.

プロパティ説明
電気伝導率High, allowing for efficient current flow in electronic components and conductive inks.
熱伝導率Excellent, ideal for thermal pastes, heat exchangers, and electronics cooling.
耐食性Resists atmospheric and chemical corrosion, enhancing durability.
延性と可鍛性Easily shaped, suited for compacted parts and 3D-printed prototypes.
密度8.96 g/cm³, offering high packing density in applications requiring compact, dense materials.

These properties make pure copper powder an ideal candidate for products needing high conductivity, durability, and ease of machining.

Models of Pure Copper Powder

In this section, we introduce various models of pure Cu powder, each tailored for specific applications based on particle size, shape, and purity.

Top Pure Copper Powder Models for Industrial and Commercial Use

モデル説明申し込み価格帯
CuP-2020Electrolytic powder, high purity, 20 µm particle sizeElectronic pastes, conductive coatings$20 – $25/kg
CuS-10Atomized, spherical, 10 µm, suited for uniform particle dispersion3Dプリンティング、粉末冶金$18 – $22/kg
CuR-55Reduced copper, fine 5 µm size, irregular shapeCatalysts, reactive materials$23 – $27/kg
CuF-03 FlakeUltra-fine, flake shape, <5 µm, high surface areaConductive inks, fillers in polymers$28 – $32/kg
CuA-18 Atomized18 µm, spherical, moderate purity, optimized for layering in additive manufacturingSintered parts, 3D-printed objects$19 – $23/kg
CuEX-HighPurityExtra high purity (99.99%), irregular shape, 20 µmエレクトロニクス、医療機器$30 – $35/kg
Cu-HeavyDutyDense particle mix, irregular shape, higher bulk density, designed for high-stress environmentsStructural parts, heavy-duty components$24 – $29/kg
Cu-CoatSpecFlake powder, 3 µm, optimized for thin coatings and surface finishingCoatings, surface finishes$26 – $31/kg
Cu-RX CatalyticHighly reactive, reduced form, small particle sizeCatalytic converters, chemical reactions$32 – $38/kg
Cu NanoGradeNano-size particles, ultra-fine powder (<100 nm)Advanced electronics, nano-coatings$50 – $60/kg

Each model above has been tailored for unique applications, ranging from bulk parts in metallurgy to precision coatings in electronics.

Applications of Pure Copper Powder

Copper powder finds uses in numerous industries, from electronics to medicine. The table below explores these applications in greater detail.

産業申し込みModel Recommendation
エレクトロニクスConductive inks, thermal management componentsCuP-2020, CuF-03 Flake
自動車Catalytic converters, conductive partsCu-RX Catalytic, CuS-10
3DプリンティングMetal additive manufacturing, custom prototypesCuS-10, CuA-18 Atomized
ケミカルCatalysts in chemical reactionsCu-RX Catalytic
ヘルスケアMedical devices requiring high purityCuEX-HighPurity
Coatings and PaintsConductive coatings, protective metal finishesCu-CoatSpec

These examples demonstrate the diversity of copper powder’s role across industries, highlighting its versatility.

Specifications, Sizes, Grades, and Standards of Pure Copper Powder

Specifications for copper powder are crucial for users who need precise measurements and quality assurances.

仕様詳細
Standard GradesASTM B212, ISO 449
粒子径5 µm - 50 µm
純度レベル99.5% – 99.99%
含水率≤0.1%
かさ密度2.5 – 5.5 g/cm³
酸素含有量<0.5%

These specifications support users in maintaining quality and performance standards across applications.

Comparison of Pure Copper Powder: Pros and Cons

特徴メリット制限事項
高い導電性Excellent for electronics and conductive applicationsMay require additional processing in certain alloys
耐食性Long-lasting and durable in exposed environmentsProne to oxidization if exposed to certain chemicals
Particle Shape OptionsShapes for every application: flake, spherical, irregularCustom shapes may be more costly
純度レベルHigh purity for critical applications like electronicsHigh-purity variants can be more expensive
熱伝導率Ideal for heat dissipation in electronic and mechanical partsLimited in extreme cold or hot temperatures

This comparison emphasizes the benefits and trade-offs of using pure copper powder for different purposes.

Suppliers and Pricing for Pure Copper Powder

サプライヤー利用可能なグレードAverage Price RangeShipping Availability
サプライヤーACuP-2020, CuS-10, CuR-55$20 – $30/kgグローバル
サプライヤーBCuF-03, CuEX-HighPurity$28 – $35/kgNorth America, Europe
サプライヤーCCu-CoatSpec, Cu-RX$26 – $38/kgAsia, South America
サプライヤーDCu NanoGrade$50 – $60/kgワールドワイド

Selecting a supplier depends on location, grade requirements, and budget, with options available across various regions.

Pure Cu Powder

よくあるご質問

質問回答
What is pure Cu powder used for?Pure Cu powder is widely used in electronics, additive manufacturing, coatings, catalysis, and thermal management applications due to its conductivity and stability.
Which copper powder model is best for 3D printing?Models like CuS-10 そして CuA-18 Atomized are optimized for 3D printing applications.
How does particle size affect copper powder performance?Smaller particles increase surface area, enhancing reactivity and packing density, ideal for coatings and catalysis. Larger particles are better for bulk applications.

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