【Chinatungsten】Tungsten contact applications

Tungsten contact is used in the switch to connect or disconnect the circuit. Tungsten contact has a wide range of applications, covering all fields, such as industry, agriculture, science, technology and national defense as tungsten has the advantages of smooth surface, high hardness, high abrasion resistance, excellent resistance to arc erosion, strong ability to interrupt current, small thermal expansion coefficient and low vapor pressure.

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