Seals Eastern, Inc.

Compound 5487 Data Sheet

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Compound 5487 Data Sheet

72-duro NBR

ASTM Method Property Avg. Value Min. Value
D412 Method A Tensile Strength  3108 psi  
Ultimate Elongation  353%  
Stress at Elongation    
- M25    
- M50  388 psi  
- M100  871 psi  
Strain Energy/ Unit Volume at 20% elongation  26 psi  
Calculated Shear Modulus, G  494 psi  
Calculated Youngs Modulus, E  1483 psi  
E-secant from the initial slope  1394 psi  
D624, Die B Tear Strength    
D297, 15 Specific Gravity    
    Max Value Min Value
D2240, Type A Durometer Hardness    
D395, Test B Compression Set Avg. Value  
22 hrs @ F  
70 hrs @ F  
336 hrs @ F  

ASTM D865 - Dry Heat Aging:

Hours Aged Change in Tensile Change in Elongation Change in Durometer
70 hrs @ F
168 hrs @ F
336 hrs @ F
1000 hrs @ F    

Temperature Properties and Shelf Life:

ASTM / Other Description Value
D746 Brittle Point  
D1329 Temp Retraction TR-10  
  Glass Transition  -30F
  Max Operating Temp  
  Shelf Life (years)

Rev. 8/30/1995


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