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W-Cu Contacts for Vacuum Application

W-Cu Contacts for Vacuum Application
W-Cu Contacts for vacuum application CuW contact materials have low chopping value, high anti-arc ablation and excellent breaking performance. The materials are widely used in low and medium voltage vacuum contactor and vacuum load switch. We have built a vacuum infiltration production line for such contact materials,which has annual capacity of 1 million pieces.
Product Details:

W-Cu Contacts for vacuum application

CuW contact materials have low chopping value,high anti-arc ablation and excellent breaking performance.The materials are widely used in low and medium voltage vacuum contactor and vacuum load switch.We have built a vacuum infiltration production line for such contact materials,which has annual capacity of 1 million pieces.

Product Details:

1.The chemical composition and properties:


Material

Chemical Compositions (wt%)

 Mechanical Properties

Cu

WC/(Cr)

Oxygen

Nitrogen

Hardness

HB(Mpa)

Density

(g/cm3)

Electrical Conductivity

(Ms/m)

CuW-WC

28±2

25±2

<0.0060

<0.0020

≥196

≥13.5

≥20

CuCrW

50±2

27-32

<0.0080

<0.0050

≥100

≥9.1

≥18

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2.CuW contact materials can be produced with different sizes  at client’request.


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