Chinatera 0.13mm Thick 10M Roll Professional Electrical High Temperature PTFE Coated Fiberglass Adhesive Tape Nonstick (Width4/5&ldquo;) PTFE (Teflon) coated fiberglass fabric with pressure sensitive silicone adhesive tapes provide superior release properties and non-stick surfaces to allow machinery and equipment to run smoothly and efficiently. This tape is used in packaging (heat sealing, shrink wrapping) as a heat resistant release surface placed over heating elements and pressure bars. This tape maintains high temperature resistance to 500F. This tape maintains durability at high speeds and high temperatures while maintaining a long service life. Frequently used in heat sealers, blister formation and form-fill-seal equipment as well as lining of guide rails, chutes and slides. The PTFE (Teflon) coating provides a smooth, anti-stick surface. The fiberglass fabric provides dimensional stability and strength. Material is resistant to chemicals, tears, punctures, abrasion and wear.