PTFE has a low coefficient of friction, has excellent insulating properties, and is chemically inert to most substances. It also can withstand high heat applications and it is well known for its anti-stick properties. These gaskets are manufactured to the highest standards in a variety of sizes, materials and styles to suit all your needs. They are certified to US Pharmacopoeia Class VI-XXII, Cytotoxicity Criteria, Title 21CFR177.1550 & .2600 and USDA & 3A Sanitary Standards. The shelf life of rubber gaskets/O-rings is the period from curing to the date it is put into use in an application. Shelf life is retained as long as it is stored in a 65° to 85° clean, dry warehouse in the original package away from sunlight and electric motors.
Shelf Life:- Buna-N - 10 Years
- EPDM - 10 Years
- Silicone - 5 Years
- FKM (Viton®) - 10 Years
- PTFE (Teflon®) - 20 Years
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