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Current Position: Home >> Products >> Tungsten Products >> Tungsten Copper
Tungsten Copper Composites are offered with 6~50wt.% Cu.
Advantages:
  • High arc resistance combined with good electrical conductivity
  • High thermal conductivity
  • Low thermal expansion

Applications:
Product Standard: GB/T 8320-2003,ASTM B 702-93(Reapproved 2004)


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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


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