PTFE seal gasket Chemical stability excellent anti-aging performance with the best medium resistance in the elastomer PTFE seal gasket:Our company: HUZHOU SONGHUA RUBBER&PLASTIC CO.,LTD.which is one of the biggest enginering plastic products manufactory in china market for more than 20 years with good credit and competitive price.We can supply PTFE ROD,SHEET,SKIVED,TUBE,PIPE,FILM,etc,together ...