Seals Eastern, Inc.
Seals, gaskets, and o-rings
designed and manufactured for the
most demanding applications throughout
the world.


134 PEARL STREET
RED BANK, NJ 07701-0520 USA
TEL: 732 747 9200  FAX: 732 747 3647

Rubber o-rings, orings, rubber seals, packer elements, gaskets, and rubber bonded to metal for sealing applications para Espanol Para portugues para Espanol

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Seals Eastern, Inc.
Compound 7346 Data Sheet
75-duro HNBR
Description: HNBR for cold temp (-50C) and/or aqueous service
Physical Properties:
ASTM Method Property Avg. Value Min. Value
D412 Method A Tensile Strength  2590 psi  2400 psi
Ultimate Elongation  450%  450%
Stress at Elongation    
- M25  250 psi   psi
- M50  325 psi  300 psi
- M100  550 psi  510 psi
Strain Energy/ Unit Volume at 20% elongation  35 psi  
Calculated Shear Modulus, G  480 psi  
Calculated Youngs Modulus, E  1450 psi  
E-secant from the initial slope  1390 psi  
D624, Die B Tear Strength   psi  
Max Value Min Value
D2240, Type A Durometer Hardness  75 points  73 points
D297, 15 Specific Gravity  1.23  
         
D395, Test B Compression Set Avg. Value  
22 hrs @ 302F %  
70 hrs @ 302F 44%  
336 hrs @ 302F %  
Shelf Life 10 years 
D865 Dry Heat Aging
Change in Tensile Change in Elongation Change in Durometer
70 hrs @ 302F -12% -21% 12 points
168 hrs @ 302F % %  points
336 hrs @ 302F % %  points
1000 hrs @ 302F  %  %  points
  Temperature Data  
D746 Brittle Point  F
D1329 Temp Retraction TR-10  F
Glass Transition  -50F
Max Operating Temp  200F
Rev.  5/17/2002

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LEGAL NOTICE: Seals Eastern makes no representations or warranties, implied or otherwise, on the accuracy or completeness of the data herein.

Copyright 2000 Seals Eastern, Inc.

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MOLDING SUCCESS FOR 50 YEARS.

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FastDash ™ is a trademark of Seals Eastern, Inc.; OringOnline ® is a registered trademark of Seals Eastern, Inc.; 7182 ™ is a trademark of Seals Eastern, Inc.; AFLAS ® is a registered trademark of Asahi Glass Co., Ltd.; Viton ® is a registered trademark of Dupont Performance Elastomers, LLC.

Format Rev:11/25/09