Aflas O Ring Shelf Life

15 f 26 c to 450 f 232 c hardness shore a range. Tfe p provides improved chemical resistance to a wide spectrum of automotive fluids and additives. These numbers represent average shelf life under normal dry cool storage conditions away from direct sun uv rays and should be used for guidance reference purposes only.

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It is resistant to motor oils of all types engine coolants with high level of rust inhibitors extreme pressure ep gear lubricants transmission and power steering fluids and all types of brake fluids including dot 3 mineral oil and silicone oil.

Aflas o ring shelf life. 60 to 90 also know as. Ethylene propylene fluorocarbon perfluorinated elastomer silicone tetrafluoroethylene propylene aflas fluorosilicone. The rubber industry uses old us military specs and current sae aerospace recommendations to calculate elastomer and o ring shelf life in quarter year units presented as 1q20 meaning first quarter of year 2020. O ring groove design plays an important part in how an o ring seals.

An elastomer cured on november 15. Shelf life aflas 20 years butyl rubber isobutylene isoprene iir 20 years chemraz. Home technical o ring shelf life. Polyurethane millable sbr natural rubber polybutadine polyisoprene.

Tetrafluoroethylene propylene is a copolymer made up of tetrafluoroethylene tfe and propylene. Check out our elastomeric aka rubber compound listing. 504 505 514 526 chem 20 years chloroprene neoprene cr 15 years compressed non asbestos sheet products 5 years cork 2 years cork rubber 5 years epichlorohydrin hydrin eco 7 years ethylene acrylic vamac aem 10 years ethylene propylene epdm or ep ep 20 years felt 5 years. Nitrile neoprene hnbr polyacrylate butyl.

Aflas tfe p applications tfe p provides improved chemical resistance to a wide spectrum of automotive fluids and additives. Aflas fluoraz flourell ii designation. Tetrafluoroethylene propylene aflas o rings temperature range. Astm arp 5316 elastomer family abbreviation recommended shelf life aflas unlimited butyl rubber isobutylene isoprene iir unlimited chemraz.

Previously known as arp5316 recommended practice this standard is based upon both cumulative studies and industry input regarding practical storage limits and fifo requirements. Please note compliance to this standard is voluntary global o ring and seal meets all customer requirements set forth. If the shelf life has expired products should be carefully evaluated for possible use as originally intended before discarding products solely based on the. Since the actual manufacturing cure date can occur anytime within the 3 month quarter the shelf life expiration time does not begin until after the first fully complete quarter.

O ring shelf life compliance standard. It is resistant to motor oils of all types engine coolants with high level of rust inhibitors extreme pressure ep gear lubricants transmission and power steering fluids and all types of brake fluids including dot 3 mineral oil and silicone oil. Global o ring and seal adheres to the sae international aerospace standard as5316 for all elastomer product shelf life and storage conditions. Elastomer and o ring expiration date calculation summary.

504 505 514 526 chem 30 years chloroprene neoprene cr 15 years epichlorohydrin hydrin eco na ethylene acrylic vamac aem 15 years o ring shelf life chart. Aflas tfe p o ring applications.