Payment Terms | D/P,L/C, T/T, Western Union |
Supply Ability | 5ton per month |
Packaging Details | Wooden packages |
Material | W90Cu10 , W85Cu15 , W80Cu20, W75Cu25, W70Cu30 |
Surface | Blank to be polished |
Plating | Nickel or gold plating |
Offer | Plate, cube , sheet , fabricated parts |
Hermeticity | Low porosity |
Brand Name | JBNR |
Model Number | HCWC002 |
Certification | ISO9001 |
Place of Origin | china |
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Product Specification
Payment Terms | D/P,L/C, T/T, Western Union | Supply Ability | 5ton per month |
Packaging Details | Wooden packages | Material | W90Cu10 , W85Cu15 , W80Cu20, W75Cu25, W70Cu30 |
Surface | Blank to be polished | Plating | Nickel or gold plating |
Offer | Plate, cube , sheet , fabricated parts | Hermeticity | Low porosity |
Brand Name | JBNR | Model Number | HCWC002 |
Certification | ISO9001 | Place of Origin | china |
High Light | molybdenum copper heat spreaders ,copper molybdenum heat base |
Heat Dissipation Tungsten Copper Flange For Ceramic Packages In Optoelectronics
Description:
Tungsten copper heat sink is used for transferring heat generated in microelectronic components to prevent thermal damage.
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.
The combination of these two materials results in thermal expansion characteristics similar to those of silicone carbide, aluminum oxide, and beryllium oxide, used as chips and substrates.
Advantages:
1. High thermal conductivity
2. Excellent hermeticity
3. Excellent flatness, surface finish, and size control
4. Semi-finished or finished (Ni/Au plated) products available
5. Low porosity
Product Properties:
Grade | W Content | Density g/cm3 | Coefficient of thermal Expansion ×10-6 (20℃) | Thermal conductivity W/(M·K) |
90WCu | 90±2% | 17.0 | 6.5 | 180 (25℃) /176 (100℃) |
85WCu | 85±2% | 16.4 | 7.2 | 190 (25℃) / 183 (100℃) |
80WCu | 80±2% | 15.65 | 8.3 | 200 (25℃) / 197 (100℃) |
75WCu | 75±2% | 14.9 | 9.0 | 230 (25℃) / 220 (100℃) |
50WCu | 50±2% | 12.2 | 12.5 | 340 (25℃) / 310 (100℃) |
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.
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Exporter,Trading Company,Seller
Year Established:
2008
Total Annual:
10,000,000-20,000,000
Employee Number:
50~100
Ecer Certification:
Active Member
Zhuzhou Jiabang Refractory Metal Co.,Ltd, founded in year 2008, has an area coverage of 12000m2. Its registered capital is RMB 30 million. Zhuzhou Jiabang Refractory Metal Co.,Ltd is devoted in research and production of products in electronics area, medical area, new energy industry and aero... Zhuzhou Jiabang Refractory Metal Co.,Ltd, founded in year 2008, has an area coverage of 12000m2. Its registered capital is RMB 30 million. Zhuzhou Jiabang Refractory Metal Co.,Ltd is devoted in research and production of products in electronics area, medical area, new energy industry and aero...
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