The silicone rubber sealing strip has a smooth appearance, soft and elastic (30-80 shore A), non-toxic and tasteless, high and low temperatures resistance (-60℃ to +280℃), and aging resistance, no deformation, acid and alkali resistance. In addition, it also has good performance in ozone resistance, solvent resistance and electrical insulation. It is the first choice for seals in the chemical, medical, food, electronics and machinery industries etc.