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Low Expansion Copper Tungsten Parts / Tungsten Copper Heat Sink 115-260 Hardness

Low Expansion Copper Tungsten Parts / Tungsten Copper Heat Sink 115-260 Hardness

Brand Name:VKD
Model Number:Cu70w30
Minimum Order Quantity:negotiate
Delivery Time:15-20work days
Payment Terms:L/C, D/A, D/P, T/T, Western Union, MoneyGram
Place of Origin:zhuzhou
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Location: Zhuzhou Hunan China
Address: Room 411, Building B, Smart Cube, No. 460, Jinshan Road, Hetang District, Zhuzhou City, Hunan Province
Supplier`s last login times: within 29 hours
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Product Details

Low Expansion Copper Tungsten Parts / Tungsten Copper Heat Sink 115-260 Hardness


Description:


Tungsten copper heat sink is a composite of tungsten and copper, so both the thermal advantages of copper and the very low expansion characteristics of tungsten can be adjusted to meet different requirements.


Advantages:


1. Excellent flatness, surface finish, and size control

2. Semi-finished or finished (Ni/Au plated) products available


Application:


They are extensively used as thermal mounting plates, chip carriers, tungsten copper flanges, and frames for RF, light emitting diodes and detectors, laser diode packages like pulse, single emitter, bars and complex carriers for optoelectronics amplifiers, receivers, transmitters, tunable lasers, etc.


Product Properties:


GradeW ContentDensity g/cm3

Coefficient of thermal

Expansion ×10-6 (20℃)

Thermal conductivity W/(M·K)
90WCu90±2%17.06.5180 (25℃) /176 (100℃)
85WCu85±2%16.47.2190 (25℃) / 183 (100℃)
80WCu80±2%15.658.3200 (25℃) / 197 (100℃)
75WCu75±2%14.99.0230 (25℃) / 220 (100℃)
50WCu50±2%12.212.5340 (25℃) / 310 (100℃)

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China Low Expansion Copper Tungsten Parts / Tungsten Copper Heat Sink 115-260 Hardness supplier

Low Expansion Copper Tungsten Parts / Tungsten Copper Heat Sink 115-260 Hardness

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