Seals Eastern, Inc.
Seals, gaskets, and o-rings
Compound 5242 Data Sheet
Description: General purpose 60-duro neoprene
Physical Properties:
ASTM Method Property Avg. Value Min. Value
D412 Method A Tensile Strength  2343 psi  1958 psi
Ultimate Elongation  264%  291%
Stress at Elongation    
- M25   psi   psi
- M50  202 psi  154 psi
- M100  380 psi  271 psi
Strain Energy/ Unit Volume at 20% elongation  15 psi  
Calculated Shear Modulus, G  277 psi  
Calculated Youngs Modulus, E  832 psi  
E-secant from the initial slope  782 psi  
D624, Die B Tear Strength   psi  
Max Value Min Value
D2240, Type A Durometer Hardness  65 points  58 points
D297, 15 Specific Gravity  1.44  
D395, Test B Compression Set Avg. Value  
22 hrs @ F %  
70 hrs @ F %  
336 hrs @ F %  
D865 Dry Heat Aging
Change in Tensile Change in Elongation Change in Durometer
70 hrs @ F % %  points
168 hrs @ F % %  points
336 hrs @ F % %  points
1000 hrs @ F  %  %  points
  Temperature Data  
D746 Brittle Point  F
D1329 Temp Retraction TR-10  F
Glass Transition  -40F
Max Operating Temp  F
Rev.  11/10/1995 Shelf Life (years)


LEGAL NOTICE: Seals Eastern makes no representations or warranties, implied or otherwise, on the accuracy or completeness of the data herein.

Copyright 2011 Seals Eastern, Inc.

Premium Quality Seals...
For a Cleaner, Safer, More Reliable World.TM

7182 is a trademark of Seals Eastern, Inc.; AFLAS is a registered trademark of Asahi Glass Co., Ltd.; Viton is a registered trademark of Dupont Performance Elastomers, LLC.

Format Rev: 11/17/11