Product Description
Commodity | Copper tungsten Class 11 W75Cu25 electrode |
Grade | W75Cu25 W80Cu20 |
Density | 14.5g/cc |
Surface | Machined bright |
Specification | As per customer request |
Property | High strength, good thermal and electrical conductivity, good mechinability |
Roughness | Ra0.6~3.2
|
Polished Tungsten Copper Alloy is Mainly used for EDM machining of carbide molds, high-speed steel and switches and contacts in high and low voltage electrical devices.
Code No. | Chemical Composition % | Mechanical properties |
CU | Impurity | W | Density (g/cm3 ) | Hardness HB | RES (cm) | Conductivity IACS/ % | TRS/ Mpa |
CuW50 | 50+/-2.0 | 0.5 | Balance | 11.85 | 115 | 3.2 | 54 |
|
CuW55 | 45+/-2.0 | 0.5 | Balance | 12.3 | 125 | 3.5 | 49 |
|
CuW60 | 40+/-2.0 | 0.5 | Balance | 12.75 | 140 | 3.7 | 47 |
|
CuW65 | 35+/-2.0 | 0.5 | Balance | 13.3 | 155 | 3.9 | 44 |
|
CuW70 | 30+/-2.0 | 0.5 | Balance | 13.8 | 175 | 4.1 | 42 | 790 |
CuW75 | 25+/-2.0 | 0.5 | Balance | 14.5 | 195 | 4.5 | 38 | 885 |
CuW80 | 20+/-2.0 | 0.5 | Balance | 15.15 | 220 | 5 | 34 | 980 |
CuW85 | 15+/-2.0 | 0.5 | Balance | 15.9 | 240 | 5.7 | 30 | 1080 |
CuW90 | 10+/-2.0 | 0.5 | Balance | 16.75 | 260 | 6.5 | 27 | 1160 |
Copper tungsten electrodes are widely used in various industries for their excellent electrical and thermal conductivity, high strength, and heat resistance. Here are some key points about copper tungsten electrodes:
Material Composition: Copper tungsten electrodes are composed of a mixture of copper (Cu) and tungsten (W). The percentage of each element can vary depending on the specific application requirements.
Electrical Conductivity: The combination of copper and tungsten results in a material with high electrical conductivity. This makes copper tungsten electrodes suitable for applications that require efficient electrical current transfer, such as resistance welding, electrical discharge machining (EDM), and electrical contacts.
Thermal Conductivity: Copper tungsten electrodes possess good thermal conductivity, allowing them to effectively dissipate heat. This property is crucial in applications where high temperatures are generated, such as spot welding and die casting.
High Strength and Hardness: Tungsten is a particularly hard and strong material, while copper provides ductility and toughness. The combination of these properties in copper tungsten electrodes results in a material that can withstand high-stress environments without deformation or failure.
Heat Resistance: Copper tungsten electrodes exhibit excellent heat resistance, making them suitable for applications that involve high-temperature operations. They can withstand extreme temperatures and maintain their structural integrity.
Wear Resistance: The hardness of tungsten enhances the wear resistance of copper tungsten electrodes. This characteristic is advantageous in applications where the electrodes need to withstand repeated use and contact with other materials, such as EDM and resistance welding.
Corrosion Resistance: Copper tungsten electrodes demonstrate good corrosion resistance, ensuring durability and longevity. This property is essential when the electrodes come into contact with various chemicals or corrosive environments.
Applications: Copper tungsten electrodes find wide application in industries such as aerospace, automotive, electronics, energy, and more. They are commonly used in resistance welding, EDM, electrical contacts, welding fixtures, and other high-temperature and high-stress applications.
Customization: Copper tungsten electrodes can be tailored to meet specific requirements. Different compositions, sizes, shapes, and surface finishes can be customized based on the application needs of different industries.
In summary, copper tungsten electrodes are valued for their excellent electrical and thermal conductivity, high strength, heat resistance, and wear resistance. They play a crucial role in various industries where efficient current transfer, heat dissipation, and reliability are essential. The ability to customize these electrodes further enhances their versatility and applicability in different fields.
About us:
Q: Are you trading company or manufacturer ?
A: We are a trading company integrating production and sales, with more than 20 years of experience in the production and processing of refractory metals.

Q: How long is your delivery time?
A: Generally,it will take around 30 days after order confirm.The specific delivery time depends on the specific product and the quantity you needed.
Q. Do you test all your goods before delivery?
A: Yes, we will do 100% test on our cemented carbide products before delivery.