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  Seals Eastern, Inc.
Seals, gaskets, and o-rings
 
Compound 7344 Data Sheet
Description: HNBR for oil & gas service
Physical Properties:
ASTM Method Property Avg. Value Min. Value
D412 Method A Tensile Strength  3940 psi  3790 psi
Ultimate Elongation  370%  330%
Stress at Elongation    
- M25  590 psi   psi
- M50  790 psi  770 psi
- M100  1420 psi  1360 psi
Strain Energy/ Unit Volume at 20% elongation  79 psi  
Calculated Shear Modulus, G  1490 psi  
Calculated Youngs Modulus, E  4470 psi  
E-secant from the initial slope  4260 psi  
D624, Die B Tear Strength  520 psi  
Max Value Min Value
D2240, Type A Durometer Hardness  94 points  86 points
D297, 15 Specific Gravity  1.18  
         
D395, Test B Compression Set Avg. Value  
22 hrs @ 212F 45%  
70 hrs @ 212F 55%  
336 hrs @ 212F 69%  
D865 Dry Heat Aging
Change in Tensile Change in Elongation Change in Durometer
70 hrs @ 212F -7% -25% 0 points
168 hrs @ 212F 1% -9% 3 points
336 hrs @ 212F 4.7% -9.9% 3 points
1000 hrs @ 212F  10.3%  -21% 3 points
  Temperature Data  
D746 Brittle Point  F
D1329 Temp Retraction TR-10  F
Glass Transition  -13F
Max Operating Temp  300F
Rev.  11/25/2003 Shelf Life (years) 10

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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 2011 Seals Eastern, Inc.

SEALS EASTERN
MOLDING SUCCESS FOR 50 YEARS.

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: 11/17/11