PTFE Wiper Seal of GSZ5 composed of a elastomer and Filled PTFE sealing ring. It is specifically designed for applications in environments with very cold and heavy dust and high-frequency reciprocating motion. TYS offers PTFE wiper seals in different sizes and designs, replacement your PTFE wiper seals immediately and improve performance at a cost-effective price,review and get our GSZ5 free sample or custom ptfe wiper seal for you.