... .Product Applications RangeTransportationShipbuilding industry, silica caps for car brakes,cups, hoses,seals, seal cover for exhaust system, ignition wire,parking ring ... used for leading wire for capacitor,coil,transformer,mutual inductor),refrigerator's defrosting line,heating wire.Aviation industry:lubricating oil, pump ... oxygen supplying system; diaphragm; valve. Silicone Sealing Ring for lunch-box