Polishing Copper Tungsten Alloy Electrical Contact Ablation Resistant

Brand Name:JX
Certification:ISO
Model Number:Copper Tungsten Alloy Electrical Contact
Minimum Order Quantity:10kgs
Delivery Time:25days
Payment Terms:T/T
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Copper Tungsten Alloy Electrical Contact

Copper Tungsten Alloy Electrical Contact are the best material for electrical discharge machining (EDM). It has excellent wear resistance, good metal removal rate and the ability to retain good detail.

(1).Copper Tungsten Alloy Electrical Contact (tungsten-copper, CuW, or WCu) alloy is a pseudo-alloy of copper and tungsten. As copper and tungsten are not mutually soluble, the material is composed of distinct particles of one metal dispersed in a matrix of the other one. The microstructure is therefore rather a metal matrix composite instead of a true alloy.

(2 ).The material combines the properties of both metals, resulting in a material that is heat-resistant, ablation-resistant, highly thermally and electrically conductive, and easy to machine.

(3). Parts are made from the CuW alloy by pressing the tungsten particles into a desired shape,sinteringthe compacted part, then infiltrating with molten copper. Sheets, rods and bars of the alloy are available as well.

(4). Commonly used copper tungsten alloy contains 10-50 wt.% of copper, the remaining portion being mostly tungsten. The typical properties of the alloy depend on its composition.
(5). The alloy with less wt.% of copper has higher density, higher hardness and higher resistivity. The typical density of CuW90 alloy, with 10% of copper, is 16.75 g/cm3 and 11.85 g/cm3 for CuW50 alloy. CuW90 has higher hardness and resistivity of 260 HB kgf/mm2 and 6.5 µΩ.cm than CuW50.

Copper Tungsten Alloy Electrical Contact Picture:

Copper Tungsten Alloy Electrical Contact Material List

Brand and No.Chemical Components %Physical Properties
CuTotal ImpuritiesW

Density

(G/cm³)

Hardness

HB≥

Resistivity

υΩ.cm≤

Conductivity

IACS%≥

Bending Strength

Mpa≥

CuW(50)50±2.00.5balance11.851153.254
CuW(55)45±2.00.5balance12.301253.549
CuW(60)40±2.00.5balance12.751403.747
CuW(65)35±2.00.5balance13.301553.944
CuW(70)30±2.00.5balance13.801754.142790
CuW(75)25±2.00.5balance14.501954.538885
CuW(80)20±2.00.5balance15.152205.034980
CuW(85)15±2.00.5balance15.902405.7301080
CuW(90)10±2.00.5balance16.752606.5271160

Copper Tungsten Alloy Electrical Contact Characters:

1. Better heat resistant;

2. better ablate-resistant;

3. High intensity

4. High density;

5. Excellent thermal and electrical conductivity;

6. easy to be machined.


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Polishing Copper Tungsten Alloy Electrical Contact Ablation Resistant

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