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Elastomer(Reverse) Lookup

Chemicals (Selected: Sea Water)

Elastomers
  BoKure™ Urethane Fair   Fair
  Chloroprene (CR) Fair   Fair
  Ethylene-Propylene (EPDM) Satisfactory    Satisfactory
  Fluorocarbon (FEPM - ETP) Satisfactory    Satisfactory
  Fluorocarbon (FKM) Satisfactory    Satisfactory
  Fluorosilicone (FVMQ) Satisfactory    Satisfactory
  Hydrogenated Nitrile (HNBR) Satisfactory    Satisfactory
  Nitrile (NBR) Satisfactory    Satisfactory
  Perfluoroelastomer (FFKM) Satisfactory    Satisfactory
  Polytetrafluoroethylene (PTFE) Satisfactory    Satisfactory
  Silicone (VMQ) Satisfactory    Satisfactory
  Tetrafluoroethylene-Propylene (FEPM) Satisfactory    Satisfactory


 Rating
Description
Volume Change
Comments
Code
 Satisfactory
Little or no effect
< 10%
  Elastomer may exhibit slight swelling and/or loss of physical
  properties under severe conditions
Satisfactory
 Fair
Possible loss of physical properties
10 - 20%
  Elastomer may exhibit swelling in addition to a change in physical   properties. May be suitable for static applications
Fair
 Severe Effects
Noticeable change
20 - 40%
  Elastomer exhibits a noticeable change in swelling and physical     properties. &nbsp;Questionable performance in most applications.
Sever Effects
 Unsatisfactory
Excessive change
> 40%
  Elastomer not suitable for service
Unsatisfactory
 N/A
Insufficient info
N/A
  Insufficient information for rating
N/A




Note:  
The information contained in this chemical compatibility guide is believed to be reliable but has been compiled from numerous industry sources and should be used as a general reference guide only. Tests are typically conducted at room temperature. Numerous factors including environment, temperature, exposure time and other conditions can greatly affect the material rating. If you would like more information on chemical compatibilities please contact a Hi-Tech Seals sales associate directly. Hi-Tech Seals Inc. assumes no responsibility whatsoever for use of this guide.