Core Structure: Use Single Or Glued Bare Soft Copper Wire (Or Tinned Copper Wire)
Sheath Material: Generally Used Flame Retardant Polyurethane Elastic Material Pu Material
Working Temperature: Cold Resistance -65,Emperature Resistance 125 Degrees. Elongation Length Can Be 2-3 Times The Length Of The Original Spring.
Scope Of Application: Applicable To Rated Ac Voltage Of 450/750 V Or Dc Voltage Less Than 6v-1000v.
Good Flexibility And Elasticity Has Good Cold Resistance, Flame Retardancy, Oil Resistance And Wear Resistance.