... , chemical resistance,weather resistance, non-stick performance. PVC &. PVC Heat-shrinkable tubing has good electrical property, chemical resistance,weather resistance, non-stick ... at 50HZInsulation resistanceAt roomtemperatrueAtmaximumOperationtemperatureUndernormalConditionMmVVMo0.250.300.400.503000400050006000200030004000500010000 PVC &. PVC Heat-shrinkable Tubing