EPDM Basics: Chemical Compatibility and Important Advantages You Need to Know EPDM is an ASTM D1418 classification of ethylene-propylene. To create EPDM, a copolymer of ethylene as well as propylene (EPR) is combined with a 3rd comonomer recognized as diene. EPDM is a non-toxic, FDA-approved synthetic product that has http://universities-email-list80246.total-blog.com/hood-seals-things-to-know-before-you-buy-30045598