The RXG tube corrugated resistance of the two terminals fixed on a cylindrical ceramic tube, a the sling wave shape of the alloy resistance wire wound on a ceramic tube surface and the surface coated with a flame retardant, high temperature resistancecoating. The ceramic tube as a resistance wire skeleton, but also has the effect of the radiator, this product can be customized according to customer requirements. Apply to the elevators, cranes, mills, wire drawing machines, centrifuges, power supplies, the simulated load test, equipment discharge, automatic control, inverter braking and other fields.