PTFE and modified PTFE gaskets meet FDA requirements with zero extractables and temperature capability to 260°C. Virgin PTFE lip seals and envelopes protect elastomeric energizers in sanitary clamp fittings. Expanded PTFE (ePTFE) joint sealant provides compliant sealing of glass-lined reactors and non-metallic flanges in API production without cold flow under high bolt loads https://globalsealstech.com/medical/