This standard specifies the code, model specifications, technical requirements, test methods, inspection rules, packaging, marking, transportation and storage of rubber-sheathed rubber-sheathed vulcanized hot-patch tapes (hereinafter referred to as hot-patch tapes) for use in coal mines. This standard applies to vulcanized rubber belts made of chloroprene rubber or chlorosulfonated polyethylene as the main raw material and rubber additives.