Rubber Products Company



                   Authorized Distributor of Parker O-Rings, Parker Seals and Parker Products

elastomers performance guide


ELASTOMER  ABBREVIATIONS

                                               
 

 RATINGS CODE    E  Excellent    G    Good    F     Fair     P    Poor  

 PHYSICAL
 PROPERTIES

  NR  IIR  EPDM  CO/ECO  AEM   FKM   FVMQ  CSM  CR  NBR  BR   IR  SBR  VMQ  AU/EU  FFKM
 HARDNESS RANGE
 (SHORE A)		  30-95  35-80  30-90  40-90  40-90  60-90  60-90  40-90  25-95  30-90  40-80  30-95  40-90 20-85 45-100 65-95
 TENSILE STRENGTH
 MAX, PSI		  4000  2500  3000  2500  2500  3000  2000  3000  3000  3000  2500  3500  3000 1500 8000 2000
 ELONGATION, MAX %  750  700  600  400  700  450  700  600  600  600  500  750  600 800 750 300
 RESILIENCE  E  P-F  G  F  F  F  G  F-G  G-E  F-G  E  E  G F-G G G
 COMPRESSION SET  G  F  G  F  G  G-E  G  F  F-G  G  F-G  G  G G-E G G
 IMPERMEABILITY TO
 GAS		  F-G  E  F-G  E  F  E  G  G-E  G  G-E  F-G  F-G  F F P-F E
 ABRASION
 RESISTANCE		  E  G  G-E  F-G  G  G  P  G-E  G-E  G  E  E  G-E p E G
 OZONE RESISTANCE  P  E  E  E  E  E  E  E  F-G  P  P  P  p E E E
 HEAT RESISTANCE  F  G  E  G-E  G-E  E  E  G  G  G  F  F  G E G E
 LOW TEMP 
 FLEXIBILITY		  G-E  F  E  G  P-F  F-G  E  F-G  F-G  F-G  G-E  G  G E G F-G
CHEMICAL RESISTANCE:
 OIL AND GASOLINE  P  P  P  G-E  F  E  E G G E P P P F G E
 ANIMAL & 
 VEGETABLE OILS		  P-F  G  F-G  G-E  G-E  E  E F-G G E P-F P-F P-F F-G F-G E
 AROMATIC
 HYDROCARBONS		  P  P  P  G  P-F  E  E F F G P P P P P E
 
TRADEMARKS
 Hydrin® - Zeon Chemicals Inc    Fluorel® is a registered trademark of Dyneon LLC, a 3 M  Company.    Viton®, Vamac® Hypalon® are registered trademarks of DuPont Performance Elastomers.
 
 Note: The information is based on technical data that is based on experience and testing. It is intended for use by persons having technical skill, at their own discretion and risk.



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