Polyurethane Anti-Spark Hose, suitable for welding workplace with sparks and under mining condition.Hose material is flame retardant polyurethane, flame retardant grade VO(UL94-VD).Long service life and outstanding aging abilities.Excellent resistance to oils, solvents, and other non-aqueous solutionsFor more information, please visit our website: Polyurethane Anti-Spark Hose