Seals Eastern, Inc.
Seals, gaskets, and o-rings
Compound 7182X Data Sheet
Description: Excellent resistance to compressive stress relaxation (CSR); Strong base resistant;
Physical Properties:
ASTM Method Property Avg. Value Min. Value
D412 Method A Tensile Strength  3045 psi  2800 psi
Ultimate Elongation  130%  100%
Stress at Elongation    
- M25  423 psi   psi
- M50  888 psi  550 psi
- M100  2075 psi  1500 psi
Strain Energy/ Unit Volume at 20% elongation  43 psi  
Calculated Shear Modulus, G  809 psi  
Calculated Youngs Modulus, E  2428 psi  
E-secant from the initial slope  2282 psi  
D624, Die B Tear Strength  182 psi  
Max Value Min Value
D2240, Type A Durometer Hardness  84 points  78 points
D297, 15 Specific Gravity  1.54  
D395, Test B Compression Set Avg. Value  
22 hrs @ 392F 8%  
70 hrs @ 392F 11%  
336 hrs @ 392F 14%  
D865 Dry Heat Aging
Change in Tensile Change in Elongation Change in Durometer
70 hrs @ 392F 7% 16% 0 points
168 hrs @ 392F % %  points
336 hrs @ 392F % %  points
1000 hrs @ 392F  -2%  42% -4 points
  Temperature Data  
D746 Brittle Point  -40F
D1329 Temp Retraction TR-10  36F
Glass Transition  37F
Max Operating Temp  450F
Rev.  9/15/1997 Shelf Life (years) 20

Meets specification: R-9801  


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.

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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