Seals Eastern, Inc.

Compound 7182E Data Sheet

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Compound 7182E Data Sheet
Description: 
Physical Properties:
ASTM Method Property Avg. Value Min. Value
D412 Method A Tensile Strength  3131 psi  2430 psi
Ultimate Elongation  174%  120%
Stress at Elongation    
- M25  667 psi   psi
- M50  1119 psi  692 psi
- M100  2023 psi  1350 psi
Strain Energy/ Unit Volume at 20% elongation  68 psi  
Calculated Shear Modulus, G   psi  
Calculated Youngs Modulus, E   psi  
E-secant from the initial slope   psi  
D624, Die B Tear Strength  359 lbf/inch  
    Max Value Min Value
D2240, Type A Durometer Hardness  89 points  84 points
D297, 15 Specific Gravity  1.56  
       
D395, Test B Compression Set Avg. Value  
22 hrs @ 392F 21%  
70 hrs @ 392F %  
336 hrs @ 392F %  
D865 - Dry Heat Aging:
Hours Aged Change in Tensile Change in Elongation Change in Durometer
70 hrs @ 392F % %  points
168 hrs @ 392F % %  points
336 hrs @ 392F 10% 57% -1 points
1000 hrs @ 392F  -5%  40% -2 points
Temperature Properties and Shelf Life:
ASTM / Other Description Value
D746 Brittle Point  F
D1329 Temp Retraction TR-10  F
  Glass Transition  37F
  Max Operating Temp  F
  Shelf Life (years) 20

Meets specification: R-14-2  
    
    
Rev. 11/7/1995

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