... industriesTelevision and oscilloscope's high pressure cap,controllability silicone tube's shell,sealed electricity head,the insulation ... for apparatus, resistant to acupuncture(tear resistance silicone rubber);indicator light colorful cover,drying oven,electric ... flame-retardant silicone rubber components,the seal of the oxygen supplying system; diaphragm; valve. Silicone Sealing Ring for lunch-box