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KEP 321

Ethylene Propylene Diene Terpolymer

Supplied by Kumho Polychem Co., Ltd.

The technical datasheet with complete property values for KEP 321 is available to members of the Prospector Plastics Database.
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Product Description
KEP-321 is a low Mooney viscosity EPDM grade with excellent processability, outstanding low temperature flexibility and very fast cure rate. It is suitable for blending with diene type rubbers. KEP-321 is widely used in cover strips, white sidewalls, window seals, gaskets, packings, and microstructure sponges (especially high blowing sponge application).
General  
Material Status 
  • Commercial: Active
Availability 
  • Asia Pacific
  • Europe
  
Features 
  • Fast Cure
  • Good Processability
  • Low Temperature Flexibility
  • Low Viscosity
  • Med.-Wide Molecular Weight Distrib.
Uses 
  • Gaskets
  • Seals
  
Forms 
  • Pellets
Physical
Nominal Value
Unit
Test Method
Specific Gravity
 
 ASTM D792
Mooney Viscosity (ML 1+4, 257°F)
MU
 ASTM D1646
Ethylene Content
wt%
 ASTM D3900
Ethylidenenorbornene (ENB) Content
wt%
 ASTM D6047
Additional Information
Cure Speed: Very Fast
Volatile Content, ASTM D1416: 0.4 wt%
Ash Content, ASTM D1416: 0.03 wt%
Related Terminology
Product names can be difficult to match. You may have searched any one of these terms to find this product: KEP 321, KEP , KEP321, 321, Ethylene Propylene Diene Terpolymer, EPDM, Thermoplastic Elastomer, TPE, EthylenePropyleneDieneTerpolymer, ThermoplasticElastomer
Features
Features may also be described by the following terms: Good Processability, Easy Processing, Medium Molecular Weight Distribution, Wide Molecular Weight Distribution, Medium MW Distribution, Wide MW Distribution, Low Viscosity, Low Temperature Flexibility, Fast Cure, Fast Curing.
Uses
Uses may also be described by the following terms: Gaskets, Gasketing.
Notes
1Typical properties: these are not to be construed as specifications.
 
IDES
Copyright © 2012 IDES
The information presented on this datasheet was acquired by IDES from the producer of the material. IDES makes substantial efforts to assure the accuracy of this data. However, IDES assumes no responsibility for the data values and strongly encourages that upon final material selection, data points are validated with the material supplier.