the tape is a closed cell neoprene rubber with the correct density to work best in a variety of clamping applications.
胶带是闭孔氯丁橡胶,具有适用于各种夹紧用途的準确密度。
this type of sealant mainly butyl rubber, high molecular weight polyisobutylene, a certain degree of polymerization of acrylic, chlorosulfonated polyethylene and neoprene rubber sealant.