The PTFE encapsulation makes the o-rings sanitary by eliminating contamination of fluids by the elastomers. The o-rings are sterilizable and autoclavable, FDA compliant, USP Class VI compliant, …

Choose from our selection of PTFE O-rings, including oil-resistant O-rings, chemical-resistant O-rings, and more. Same and Next Day Delivery.

Marco Rubber is a leading provider of in-stock and custom-engineered Teflon® encapsulated o-rings. Learn more about the various o-ring types available here.

Nov 28, 2025 · For harsh chemicals and extreme temperatures, PTFE encapsulated O-rings combine the chemical inertness of PTFE with the elasticity of an elastomer core, reducing downtime and …

Global O-Ring and Seal carries a full line of encapsulated o-rings in all AS568 standard sizes. Custom sizes are available upon request — as are o-rings with rectangular, oval, and square cross-sectional …

FEP PTFE Encapsulated O-Rings combine ultimate chemical resistance of FEP PTFE with the compressability of rubber or steel spring core. Select from the various core options to satisfy your …

Learn how these encapsulated o-rings can withstand harsh chemicals.

Shop for PTFE encapsulated O-rings at Ace Seal. We are a top supplier of PTFE and Teflon O-rings for harsh environments and applications in any industry.

FEP/PFA encapsulated O-rings combine the chemical resistance and low-friction properties of PTFE (polytetrafluoroethylene) with the elasticity of a rubber core, typically made from silicone, FKM, or …

PTFE encapsulated O-Rings are designed to combine the sealing properties of the rubber O-ring with the chemical resistance of Teflon® PTFE. They are generally manufactured from Viton® or silicone …