W-Cu Contacts for SF6 Switchgear

  • Price:

    Negotiable

  • minimum:

  • Total supply:

  • Delivery term:

    The date of payment from buyers deliver within days

  • seat:

    Beijing

  • Validity to:

    Long-term effective

  • Last update:

    2017-12-03 04:08

  • Browse the number:

    248

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Company Profile

Shaanxi Sirui Advanced Materials Co.,Ltd

By certification [File Integrity]

Contact:somy344(Mr.)  

Email:

Telephone:

Phone:

Area:Beijing

Address:Beijing

Website:http://www.sirui-material.com/ http://somy344.lyosy.com/

Product details
W-Cu Contacts for SF6 switchgear

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
 Compositions (wt%)

 Mechanical
 Properties

Cu

Oxygen

Nitrogen

Hardness

HB
 (Mpa)

Density

(g/cm3)

Electrical
 Conductivity

(Ms/m)

Flexural
 Strength

(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/