YUAN SINE SPRING has experienced a good development with strengths of technology and capacity. YUAN SINE SPRING's custom torsion springs series include multiple types. The safety level of YUAN SINE SPRING spring wire diameter is guaranteed by a series of tests. It has passed the electric leakage, overload, overvoltage, and capacitive load testings. Its shape can be specially designed according to the needs of customers. compress spring has high hardness and good corrosion resistance, high temperature resistance, and abrasion resistance. It is not easily oxidized and deformed. Moreover, it will not cause any harmful substance to human body.
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