Products Description
W70Cu30 Tungsten Copper Plates have various advantages of copper and tungsten, such as high temperature resistance, high strength, strong conductivity, high melting point, anti-adhesion, arc ablation resistance, strong wear resistance, good cooling effect, long service life, etc. Especially in welding processes such as spot welding, surfacing and seam welding, it plays a role in guiding current, dissipating heat and increasing processing rate, which can effectively save electrode materials, increase discharge processing speed and improve mold accuracy.
W70Cu30 Tungsten Copper Plates have the characteristics of high surface finish, high precision and low loss, and can be widely used as high-performance materials for aerospace, power electronic devices, high-temperature mold materials, resistance welding electrode materials, etc.
Feature Of W70Cu30 Tungsten Copper Plates
1. High temperature resistance and arc ablation resistance. The W70Cu30 tungsten copper plate combines the high melting point (3410℃) of tungsten and the thermal conductivity of copper, and exhibits excellent ablation resistance under high temperature arc conditions. For example, in high-voltage vacuum discharge tubes, its contact material can withstand high temperatures of thousands of degrees Celsius within a few seconds of zero, ensuring stable operation of the equipment.
2. High electrical and thermal conductivity. Copper has good electrical conductivity and thermal conductivity, making it an ideal choice for electric spark processing electrodes, high-voltage switching electrical alloys and electronic packaging materials.
3. Stability. The low thermal expansion characteristics of tungsten and the high thermal conductivity of copper make W70Cu30 tungsten copper plate maintain dimensional stability under high temperature environment.
4. Wear resistance. The high hardness and high density of tungsten give the material excellent wear resistance.
5. Multi-purpose application. Through the powder metallurgy process, W70Cu30 tungsten copper plate can be made into various complex shapes to meet the needs of precision processing.

Application Of W70Cu30 Tungsten Copper Plates
W70Cu30 tungsten copper plate has high electrical corrosion speed and low loss rate. It is often used in arc contacts and vacuum contacts for convex welding, butt welding and other processes, high-medium voltage switches or circuit breakers, and is used in parts in high-temperature working environments such as engine parts, bearings, and airtight joints, as well as semiconductor packaging materials, heat sinks or microelectronic materials.

Specification of W70Cu30 Tungsten Copper Plates
|
Grade |
CuW75, CuW70, CuW80, CuW90, Elkonite 5W3, 10W3, 30W3, 10W53, A1WC, A10WC, A20WC, A30WC, Class 10, Class 11, Class 12, etc |
|
Technique |
Hot Rolling,Cold Rolling,Sintering,Annealing,Drawing |
|
Purity |
W Content :50%-85% |
|
Length |
Customized |
|
Thickness |
Customized |
|
Width |
Customized |
|
Density |
14.5g/cm3-18.95g/cm3 |
|
Surface |
Polishing,Alkali Cleaning,Machining,Grinding,Ground |
|
Standard |
GB,JIS,ASTM,DIN,EN,ISO |
|
Certification |
ISO9001:2008 |
FAQ
Are you a factory or manufacturer?
A: Yes, we are a factory but we generally use our trading company to handle the business abroad. It will be more convenient to receive the remittance and arrange the shipment.
What is the delivery method?
A: Generally, we send cargo by UPS, DHL or FedEx. Also, we can send by sea to seaport or by air to the closest airport.
Why is your product so cost-effective?
A: We cut out the middlemen in the end-to-end manufacturing process and we obtain raw material directly from its source.
Do you do spot quality inspection or full inspection?
A: 100% full inspection for sure. All unqualified products are discarded.
How do you ensure your lead time?
A: From material preparation to machining and finally to a full inspection. Every stage of production is strictly monitored and controlled to give you an accurate delivery time.
What is the MOQ of W70Cu30 Tungsten Copper Plates?
A: Depends on quantity, generally, no MOQ limit.
How to pay for it?
A: A bank transfer (T/T) will be acceptable.
What is the delivery time?
A: around 7-20 days which depends on the quantity and production.
What is kind of the package?
A: Generally, we use a carton case or plywood case with protective material inside to ensure the save of cargo
What is the lead time?
A: from order placed to cargo receiving will take around 10-25 days.
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