6630 Polyester film/polyester fiber non-woven fabric flexible  composite material (DMD) mades of  two Layers of Polyester Fiber Non-woven Fabric and a single layer of Polyester Film in the center. It is Class B(130℃) insulating material. and has excellent mechanical strength,strong deflection,be suitable for mechanized insert slot. It is suitable for Y electrical motors as slot liner and turn-to-turn insulation. Normal Thickness: 0.10mm-0.35mm Normal width: 550mm  Normal color: White