... .Resistant to heat, freezing, weather, waterproof property. Composition:The sealing strip is composed and formulated with butyl rubber and other ... materials, plus with suitable proportion of special material in high sealing property, and plus with filler, softener, anti-age ... Features:1) It has excellent non-dryness, self-adhesive and sealing properties.2)Resistant to heat, freezing, weather, and have ...