Copper Tungsten Sheets
Copper Tungsten Sheets

Copper Tungsten Sheets

CuW alloy is an excellent high-temperature-resistant material.It is mainly made of high-quality tungsten powder and oxygen-free copper powder through isostatic pressing.
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Products Description

 

CuW alloy is an excellent high-temperature-resistant material.It is mainly made of high-quality tungsten powder and oxygen-free copper powder through isostatic pressing. It is made after high-temperature sintering and copper infiltration. It has high strength, high temperature resistance, milk arc ablation, good processing performance, good thermal and electrical conductivity, fine internal structure and other characteristics.

 

Copper Tungsten Sheets can be widely used as electrical contact material, electrical processing material, electrode material or instantaneous high temperature material, and it can also exert excellent performance in high temperature, high pressure and high corrosion environment.

Copper Tungsten Sheets are mainly used in medium and high voltage and medium and high current switching appliances. Copper Tungsten Sheet is often used as an instantaneous high-temperature material to manufacture high-temperature components of spacecraft, which can protect important components from ablation of high-temperature solid particles.

 

features of Copper Tungsten Sheets

 

1. High density and thermal conductivity: The density (14-17g/cm³) and thermal conductivity (180-220W/(m·K)) are adjustable, suitable for thermal management scenarios.
2. Corrosion resistance and oxidation resistance: After Ni/Au is plating on the surface, the corrosion rate is reduced and the service life is extended in a high-temperature oxidation atmosphere.
3. Processability and gradient components: moderate hardness, can be processed into complex shapes, and the gradient design of components takes into account both strength and thermal conductivity.

 

product-619-495

 

application of Copper Tungsten Sheets

 

1. Copper tungsten sheet is used for high-power pulse microwave tubes, laser diodes, and integrated circuit module heat sinks, and the thermal resistance is reduced.
2. Copper tungsten sheet is used in high-voltage, oil-free, less oil circuit breakers, SF6 circuit breakers, etc., and has excellent arc ablation resistance.
3. Copper tungsten sheet is used for nuclear reactor control rods and rocket engine nozzle throat linings, which withstand high temperatures and strong radiation.

 

product-532-434

 

Specification of Copper Tungsten Sheets

 

Composition (Wt%)

W90Cu10

W88Cu12

W85Cu15

W80Cu20

Density (g/cm3)

17

16.6

16.4

15.5

Coefficient of Thermal Expansion(10-6/K)

5.6

5.7

5.8

7

Thermal Conductivity (W/mK)

180

188

196

220

Specific Heat Capacity (J/kgK)

155

165

175

190

Young's Modulus (Gpa)

325

315

305

278

Specific Electrical Resistance(uΩm)

0.047

0.045

0.042

0.035

Vickers Hardness (HV10)

300

295

275

255

 

FAQ for Copper Tungsten Sheets


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 Copper Tungsten Sheets?
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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