Seals Eastern, Inc.

Compound 7336 Data Sheet

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Compound 7336 Data Sheet
Description: HNBR for oil & gas
Physical Properties:
ASTM Method Property Avg. Value Min. Value
D412 Method A Tensile Strength  3645 psi  3565 psi
Ultimate Elongation  295%  290%
Stress at Elongation    
- M25  285 psi   psi
- M50  380 psi  370 psi
- M100  735 psi  715 psi
Strain Energy/ Unit Volume at 20% elongation  36 psi  
Calculated Shear Modulus, G  670 psi  
Calculated Youngs Modulus, E  2000 psi  
E-secant from the initial slope  1900 psi  
D624, Die B Tear Strength  570 lbf/inch  
    Max Value Min Value
D2240, Type A Durometer Hardness  85 points  75 points
D297, 15 Specific Gravity  1.18  
       
D395, Test B Compression Set Avg. Value  
22 hrs @ 212F 33%  
70 hrs @ 212F 37%  
336 hrs @ 212F 54%  
D865 - Dry Heat Aging:
Hours Aged Change in Tensile Change in Elongation Change in Durometer
70 hrs @ 212F -12.9% -30% 2 points
168 hrs @ 212F -14% -30.9% 2 points
336 hrs @ 212F -13.6% -37.4% 4 points
1000 hrs @ 212F  -10.2%  -33.7% 4 points
Temperature Properties and Shelf Life:
ASTM / Other Description Value
D746 Brittle Point  F
D1329 Temp Retraction TR-10  F
  Glass Transition  -13F
  Max Operating Temp  300F
  Shelf Life (years) 10
Rev. 11/25/2003

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