Product Specifications
| Prod Model: |
Tungsten-Copper alloy |
| Markets: |
North America,South America,Eastern Europe,Southeast Asia,Africa,Oceania,Mid East,Eastern Asia,Western Europe |
| Size: |
1'\1.5'\2'\2.5'\3' |
| Type: |
Tungsten Bars |
Product Description
Advantages:
High arc resistance combined with good electrical conductivity
High thermal conductivity
Low thermal expansion
Applications:
Arcing contacts and vaccum contacts in high and medium voltage breakers or vaccum interruptors
Electrodes in electric spark erosion cutting machines
Product Demo! Heat sinks as passive cooling elements of electronic devices and Electronic packaging materials.
Electrodes for resistance welding
Product Standard: GB/T 8320-2003, ASTM B 702-93(Reapproved 2004)
| Chemical Composition,Physical & Mechanical Properties of Tungsten-Copper Composites : |
| Class | Chemical Composition (wt%) | Density | Hardness | Resistivity | IACS | Bending Strength |
|---|
| Cu | Total Impurities≤ | W | g/cm 3 ≥ | HB Kgf/mm 2 ≥ | 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 |
|
JINAN CHENW TECHNOLOGY & TRADING Co., Ltd. is a vigorous company based in China specializing in the following materials:
Welding accessories such as Tungsten electrodes
EDM wire
Welding rod
Welding wire
Tungsten sheet and plate
Molybdenum sheet and plate
Tungsten-Copper composites
PTFE liend spool pipe, PTFE pipe with stailness steel net
PVDF sheet and rod
Plastic, metal, ceramics packing and filler
All of our materials are made in China and widely used in the fields of:
Welding carbon steel, stainless steel, copper, cast iron
Tungsten inert gas (TIG) welding and plasma arc cutting and welding
Electrodes wires for Electric Discharge Machine (EDM)
Chemical industry, and electronic industry.
We have exported them 11 years.
