HANNOVER MESSE 2019,
01 - 05 April
Shaanxi Sirui Advanced Materials
Cu-W materials own good performance of withstand voltage and anti-arc ablation. They are most widely used for electrical contact material for SF6 switch, vacuum contactor and load switch, as well as the knife type for RMU. Technologies for manufacturing Cu-W contacts include vacuum infiltration, atmosphere infiltration, friction and electron-beam welding. Sirui supplies 200,000 pieces of electrical contacts to the market yearly.
Sirui is specialized in deep processing of chromium metal and has annual capacity of 1000 tons. Superfine and spherical chromium powder can be also provided. Chromium ...
Copper parts from Sirui include bars, rings, wedge, hollow, damper Brass and Bronze parts. They are widely used for traction motor, generator, transportation Marine, ...
Cu-Cr alloy has excellent electrical conductivity, hardness, elasticity, wearing resistance , thermal conductivity, high temperature withstand voltage and strength. ...
Cu-Cr electrical contact materials are widely used in vacuum interrupter as the good performance of breaking and withstand voltage. Sirui has set up four production ...