Seals Eastern, Inc.

Compound 7148 Data Sheet

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Compound 7148 Data Sheet

95-duro FKM

ASTM Method Property Avg. Value Min. Value
D412 Method A Tensile Strength  2870 psi  2000 psi
Ultimate Elongation  79%  60%
Stress at Elongation    
- M25  1184 psi   psi
- M50  1708 psi  1300 psi
- M100  1740 psi  862 psi
Strain Energy/ Unit Volume at 20% elongation  188 psi  
Calculated Shear Modulus, G  3525 psi  
Calculated Youngs Modulus, E  10575 psi  
E-secant from the initial slope  9940 psi  
D624, Die B Tear Strength  221 lbf/inch  
    Max Value Min Value
D2240, Type A Durometer Hardness  95 points  92 points
D297, 15 Specific Gravity  1.91  
       
D395, Test B Compression Set Avg. Value  
22 hrs @ 392F 15%  
70 hrs @ 392F 22%  
336 hrs @ 392F 37%  

ASTM D865 - Dry Heat Aging:

Hours Aged Change in Tensile Change in Elongation Change in Durometer
70 hrs @ 392F 2% -4% 2 points
168 hrs @ 392F -2% -8% 1 points
336 hrs @ 392F 8% -5% 1 points
1000 hrs @ 392F  -12%  -22% 1 points

Temperature Properties and Shelf Life:

ASTM / Other Description Value
D746 Brittle Point  F
D1329 Temp Retraction TR-10  F
  Glass Transition  -4F
  Max Operating Temp  F
  Shelf Life (years) 15

Rev. 3/1/2002

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