Underlay: black, smooth, petroleum products and bio- diesel NBR rubber up to B100 ( 100% biodiesel), E10, E85, E100.
Reinforcement: high strength synthetic textile yarn.
Cover: black, abrasion, fuels, oils, and weathering resistant nitrilic antistatic rubber.
Surface: smooth extruded.
Branding: ink marking “H.T SAE J 30 R2-R6 - LOW PER- MEABILITY FUEL HOSE”.