Seals Eastern, Inc.

Compound 7040 Data Sheet

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Compound 7040 Data Sheet
Description: Genuine Viton A
Physical Properties:
ASTM Method Property Avg. Value Min. Value
D412 Method A Tensile Strength  2150 psi  1500 psi
Ultimate Elongation  193%  130%
Stress at Elongation    
- M25  218 psi   psi
- M50  363 psi  255 psi
- M100  839 psi  507 psi
Strain Energy/ Unit Volume at 20% elongation  23 psi  
Calculated Shear Modulus, G  683 psi  
Calculated Youngs Modulus, E  2050 psi  
E-secant from the initial slope  2253 psi  
D624, Die B Tear Strength  282 lbf/inch  
    Max Value Min Value
D2240, Type A Durometer Hardness  80 points  70 points
D297, 15 Specific Gravity  1.88  
       
D395, Test B Compression Set Avg. Value  
22 hrs @ 392F 34%  
70 hrs @ 392F %  
336 hrs @ 392F %  
D865 - Dry Heat Aging:
Hours Aged Change in Tensile Change in Elongation Change in Durometer
70 hrs @ 392F -3% -16% 0 points
168 hrs @ 392F % %  points
336 hrs @ 392F % %  points
1000 hrs @ 392F  %  %  points
Temperature Properties and Shelf Life:
ASTM / Other Description Value
D746 Brittle Point  F
D1329 Temp Retraction TR-10  -17F
  Glass Transition  -4F
  Max Operating Temp  F
  Shelf Life (years)
Rev. 11/30/2004

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