SXSR Advanced Electronic Materials Technology Group was established in 1991. It is professional in the production of Cu-Cr (VI), Cu-W (SF6) and Cu-Cr-Zr alloys, short circuit ring/ bar and shrink ring, metal chromium , the electrode products, as well as the key components and assemblies for medical X-ray tubes.
These products are widely used in the circuit breaker, wind power, motor, high-speed railway, aerospace, oil and gas, injection mold, shipbuilding industry, 3D printing, automobile, vacuum sputtering, healthcare industry etc.
The company has had annual capacity of 10 million pieces of contact materials and now has been the largest vacuum contact materials manufacturing base in the world.
It covers an area of more than 50,000 m2, including more than 40,000 m2 of building area.
Main products:
1. Contact materials in copper-chromium and copper-tungsten (CuCr10~CuCr50 and CuW) for vacuum interrrupters.
2. Contact material CuCr, copper conductor and arcing contacts for high voltage circuit breakers, CuW for SF6 switchgears.
3. Short circuit ring/bar and shrink ring used in high speed train motor.
4. Wedges hollow, precision casting, damper segment and other copper parts used in generators.
5. Welding electrode for cars.
6. Chromium powder block with high purity and low gas.
Copper chromium alloy shielding cylinder
Copper tungsten contact material
High Voltage Contact Material
High voltage copper tungsten contact material
End ring guide bar copper alloy material
High temperature alloy electrode tip
High-purity sputtering target: vacuum coating material
Besides our existing products, It also can produce products based on Cu & Cr according to the drawings or samples from our customers.
We control the product quality strictly for every step during the manufacturing from cu-cr small electrode cap to large parts of railway locomotive rotor.
The Materials based on Cu & Cr use are widely used in the following industry, such as:
1.power transmission and distribution.
2.railway.
3.automobile industry.
4.wind power.
5.aviation, aerospace and nuclear power industry.
SXSR has been certified by ISO9001:2008 quality system, ISO14001:2004 environmental management system, OHSAS18001:2007 occupation health safety management system,
IRIS:2009 international railway industry standard, ISO/TS16949:2009 quality system and TPG-HT.
It has been the largest professional manufacturer of Cu-Cr alloy materials in China, the products have been provided to all over the word. Market share in domestic up to 74.5%, and mainly sold to USA, Canada, UK, France, German, Italy, Turkey, Russia, Japan, Korea, India, Malaysia…
Customer Reference
The company has bulit the strategic cooperation relationships with Schneider, Siemens, Toshiba, Hitachi, ABB, Bombardier, Alstom…