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Tungsten-Copper Alloy Plate

Luoyang Youbo Metal Materials Co., Ltd. can provide Tungsten Copper alloy plates in various custom sizes. Diameter 0.25 mm up to 304.8 mm, length 1 mm up to 500 mm
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Attribute
Tungsten-Copper Alloy Plate
Tungsten Copper Composites are offered with 6~50wt.% Cu.
Advantages:
1. High arc resistance combined with good electrical conductivity;
2. High thermal conductivity;
3. Low thermal expansion;
Parameter
Product Parameter
Parameter

Chemical Composition, Physical & Mechanical Properties of Tungsten-Copper Composites:
 
Class Chemical Composition (wt%) Density Hardness Resistivity IACS Bending Strength
Cu Total Impurities≤ W g/cm3  ≥ HB Kgf/mm2 ≥ μΩ.cm  ≤ %  ≥ MPa ≥
W50/Cu50 50±2.0 0.5 Balance 11.85 115 3.2 54 --
W55/Cu45 45±2.0 0.5 Balance 12.30 125 3.5 49 --
W60/Cu40 40±2.0 0.5 Balance 12.75 140 3.7 47 --
W65/Cu35 35±2.0 0.5 Balance 13.30 155 3.9 44 --
W70/Cu30 30±2.0 0.5 Balance 13.80 175 4.1 42 790
W75/Cu25 25±2.0 0.5 Balance 14.50 195 4.5 38 885
W80/Cu20 20±2.0 0.5 Balance 15.15 220 5.0 34 980
W85/Cu15 15±2.0 0.5 Balance 15.90 240 5.7 30 1080
W90/Cu10 10±2.0 0.5 Balance 16.75 260 6.5 27 1160
Application
Wide Range Of Applications For Tungsten-Copper Alloy Plate
1.  Arcing contacts and vaccum contacts in high and medium voltage breakers or vaccum interruptors;
2.  Electrodes in electric spark erosion cutting machines;
3.  Electrodes for resistance welding;
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