W-Cu Contacts for SF6 Switchgear
Delivery term:The date of payment from buyers deliver within days-
Price:
Negotiable
- minimum:
- Total supply:
-
Delivery term:
The date of payment from buyers deliver within days
-
seat:
Beijing
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Validity to:
Long-term effective
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Last update:
2017-10-19 20:45
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Browse the number:
168
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- Contactaixin:
Contactaixin:
somy344(Mr.)
- Email: telephone: phone:
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Area:
Beijing
Address:No.12 Zhangba 7th Road, High-tech Zone, Xi'an 710077-CHINA
- Website:
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CuW material has good performance of withstand voltage and anti-arc ablation. The materials are most widely used in various types of switch arc contacts. Our company has adopted vacuum infiltration technology to produce copper tungsten arcing contacts.. And we can supply 200,000 pieces to the market yearly.
1.The chemical composition and properties
Material |
Chemical |
Mechanical |
|||||
Cu |
Oxygen |
Nitrogen |
Hardness HB |
Density (g/cm3) |
Electrical (Ms/m) |
Flexural (Mpa) |
|
CuW60 |
40±2 |
—— |
—— |
≥140 |
≥12.75 |
≥27 |
—— |
CuW70 |
30±2 |
—— |
—— |
≥175 |
≥13.80 |
≥24.4 |
≥790 |
CuW80 |
20±2 |
—— |
—— |
≥220 |
≥15.15 |
≥22 |
≥980 |
CuW90 |
10±2 |
0.0050 |
0.0008 |
≥260 |
≥16.75 |
≥20 |
≥1160 |
2. main material:CuW80+Cu,CuW70+Cu,CuCuW75+Cu, CuW80+CuCr1,CuW70+CuCr1,CuCuW75+CuCr1
3. W-Cu Contacts for SF6 switchgear can be customered according to special design.
4. Samples can be offer.
http://www.sirui-material.com/