PTFE diaphragm is made by PTFE suspension resin with high strength and tenacity. It is widely used in oil chemical industry, Coal industry, food, weave, beverage, paper making, etc. PTFE diaphragm can be adhered to rubber and metal with one side etched.more PTFE products in rylionptfe com Applications: Food processing industry. Chemical production. Electronics industry. Pharmaceutical industry. Chemical and refinery. Water and waste processing application.