
Are you using the right rubber hose? - Hose and Coupling World
However, EPDM is not oil resistant—thus unsuitable for fuel transfer hose—and can also be very costly. Nitrile Rubber (NBR) Nitrile rubber (NBR) is the general term for acrylonitrile butadiene copolymer. The acrylonitrile content of nitrile sealing compounds varies considerably—from 18% to 50%—which influences the physical characteristics of the finished …