WCu7 Wcu10 Copper Tungsten Alloy Bar High Arc Resistance
Copper Tungsten Alloy Premium-Quality Tungsten Copper Bar For Best Prices
Tungsten Copper Bar Specifications:
1High arc resistance
2.combined with good electrical conductivity
3High thermal conductiveity
4.Low thermal expansion
1.Specifications
tungsten copper alloy products
Grade :WCu7 Wcu10 Wcu15 Wcu20 Wcu25 Wcu30 Wcu50
size (0.1-50)*(50-1000)*Lmm GB/T3875-2006
Grade :WCu7 Wcu10 Wcu15 Wcu20 Wcu25 Wcu30 Wcu50
3.Tungsten Copper Bar Applications:
Arcing contacts and vaccum contacts in high and medium voltage breakers or vaccum interruptors
Electrodes in electric spark erosion cutting machines
Heat sinks as passive cooling elements of electronic devices
Electrodes for Resistance Welding
4.Advantages:
High arc resistance combined with good electrical conductivity
High thermal conductivity
Low thermal expansion.
Strong hardness(86~93.5HRA)
resistance
Used for EDM
5.Package details:
First, packaging with moisture-proof paper
Second, packaging with kraft paper
Third, packaging with foam plastics in all side of plywood case.
Finally packing products in plywood case
Tungsten Copper Bar Picture:
We can produce various sizes Tungsten Copper Bar as per customers' request.
| Code No. | Chemical Composition % | Mechanical properties | ||||||
| CU | Impurity | W | Density | RES( cm) | ||||
| (g/cm 3 ) | Hardness | Conductivity | TRS/ Mpa | |||||
| HB | IACS/ % | |||||||
| CuW(50) | 50 + 2.0 | 0.5 | Balance | 11.85 | 115 | 3.2 | 54 | |
| CuW(55) | 45 + | 0.5 | Balance | 12.3 | 125 | 3.5 | 49 | |
| 2 | ||||||||
| CuW(60) | 40 + 2.0 | 0.5 | Balance | 12.75 | 140 | 3.7 | 47 | |
| CuW(65) | 35 + 2.0 | 0.5 | Balance | 13.3 | 155 | 3.9 | 44 | |
| CuW(70) | 30 + 2.0 | 0.5 | Balance | 13.8 | 175 | 4.1 | 42 | 790 |
| CuW(75) | 25 + 2.0 | 0.5 | Balance | 14.5 | 195 | 4.5 | 38 | 885 |
| CuW(80) | 20 + 2.0 | 0.5 | Balance | 15.15 | 220 | 5 | 34 | 980 |
| CuW(85) | 15 + 2.0 | 0.5 | Balance | 15.9 | 240 | 5.7 | 30 | 1080 |
| CuW(90) | 10 + 2.0 | 0.5 | Balance | 16.75 | 260 | 6.5 | 27 | 1160 |
| If you need this products, please feel free to contact us. | ||||||||
Material |
Specification |
Grade |
Standards |
Tungsten copper alloy plate |
δ(0.1-50)*(50-1000)*Lmm |
W1,W2 |
GB/T3875-2006 ASTM |
2Tungsten Copper Bar.chemical compsition
The element |
Content |
The element |
Content |
Fe |
0.005 |
Ca |
0.003 |
Ni |
0.003 |
Mg |
0.002 |
Cu |
0.001 |
Mo |
0.010 |
Al |
0.002 |
P |
0.001 |
Si |
0.003 |
C |
0.005 |
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