Quality:ISO9001 Market:USA,Taiwan, Europe,Eastern Asia,South America Offer products according to customers size High Quality
1.Introduction
All of our tungsten copper products are produced by sinter, and infiltrate process with high purity tungsten powder and oxygen-free copper. With accurate percentage composition of tungsten and copper,well-proportioned organization and high precision machining are the tungsten copper plates from Luoyang Achemetal Co., Ltd superior in quality.
2.The advantages of the tungsten copper plates:
High thermostability
High arc resistance
High strength
High electrical conductivity and thermal conductivity
Heat sink character
3.Application
Our tungsten copper plates are widely used in many industrial areas such as aerospace, power, electronic, metallurgy, mechanical to make:
Cooling device in electronic equipment
Electrodes in Resistance welding machine
Arcing contacts and vaccum contacts in high and medium voltage breakers or vaccum interruptors
Heat sinks as passive cooling elements of electronic devices and Electronic packaging materials.
The components of the pushing device in spacecrafts
4. Chemical composition and physical mechanical properties
The tungsten copper plates from Luoyang Achemetal co., Ltdcomply with china standard GH 8320-87
Chemical composition and physical mechanical properties | ||||||||||
Density (<=) | Resistivity (20)(>=) | Condu-ctive IACS%(>=) | Rigidity (>=) | Bending strength (<=) | ||||||
×10³kg/m³(or Mg/m³) | g/cm³ | ×10¯6Ωcm | μΩcm | |||||||
HB | MN/m(or Mpa) | kgf/nun² | ||||||||
MN/m³(or Mpa) | kgf/mm³ | |||||||||
GuW40 | 11.33 | |||||||||
GuW50 | 11.85 | 11.85 | 0.032 | 3.20 | 54.00 | 1128.00 | 115.00 | — | — | |
GuW55 | 12.30 | 12.30 | 0.035 | 3.50 | 49.00 | 1226.00 | 125.00 | — | — | |
GuW60 | 12.75 | 12.75 | 0.037 | 3.70 | 47.00 | 1373.00 | 140.00 | — | — | |
GuW65 | 13.30 | 13.30 | 0.039 | 3.90 | 44.00 | 1520.00 | 155.00 | — | — | |
GuW70 | 13.80 | 13.80 | 0.041 | 4.10 | 42.00 | 1716.00 | 175.00 | 667.00 | 68.00 | |
GuW75 | 14.50 | 14.50 | 0.045 | 4.50 | 38.00 | 1912.00 | 195.00 | 706.00 | 72.00 | |
GuW80 | 15.15 | 15.15 | 0.050 | 5.00 | 34.00 | 2158.00 | 220.00 | 736.00 | 75.00 | |
GuW85 | 15.90 | 15.90 | 0.057 | 5.70 | 30.00 | 2354.00 | 248.00 | 765.00 | 78.00 | |
GuW90 | 16.75 | 16.75 | 0.065 | 6.50 | 27.00 | 2550.00 | 260.00 | 804.00 | 82.00 | |
tungsten copper plate
