... Discs rotary converting platform series 1:laminting, discharging waste, 2:die/kiss cutting, 3:slitting, rewinding Lead foil Discs rotary converting platform series ... . Dustproof materials: Cosmetic cotton, camera cotton, high density sponge, filtering sponge, dust net and non ... cushion, PORON cushion, 3M, inflammable retardant EVA, high foam4. Insulation EMI: Fireproof paper, aluminum foil, copper ...