www youngmancn com, e-mail to youngmansale hotmail com, The Material of Class B DMD Combined Flexible is a triple-layer electrical insulation material of thermal class 130℃, consists of PET film(e.g. Du Pont Mylar) covered on both sides with polyester felt. This DMD has excellent electrical, mechanical, and impregnating properties . mainly used as a slot liner, slot closure, phase and turn-to-turn insulation in electrical motors. It can be also used as interlayer insulation in transformers and other electrical machines and appliance