... 2. Sanitary and non toxic Polypropylene pipe for hot and cold water supplyOur pp-r pipe passes 8,760 hours’ thermal ... than that of steel pipelines.Firm pipeline connection: As polypropylene has good hot melt property, hot melt connection could ... plastics pipes and pipe fittings, we mainly export PE pipe, PPR pipe, SRTP pipe, PE-RT pipe, HDPE pipe,UHMW pipe and supporting pipe fittings with high ...