... , rubber, transparent cushion, PORON cushion, 3M, inflammable retardant EVA, high foam.Insulation, EMI: fireproof paper, aluminum foil, copper foil, PVC, PET, brown ... , sponge sheath, pearl cotton sheath.Heat insulation materials: silicone sheet, transparent mica, fiber cloth, heat insulation cotton (fabric) Main Technical Variables Cutting ...