Transformer Radiator, Insulation Paper, Insulation Sheet manufacturer / supplier in China, offering 3m 7419 Low-Static Polyimide Film Tape Polyimide Film with FEP Mini Kapton Polyimide Film Heater, Motor Insulation Use - G10 G11 Fr4 Epoxy Fiberglass Sheet, High Voltage & Corrosion Resistance, Industrial-Grade High Strength, PCB Circuit Board Special - G10 G11 Fr4 Epoxy Fiberglass Sheet, High Flatness, Low Warpage, Ideal for Precision Machining and so on.