Hebei professional quality high abrasion blasting hose | wear-resistant rubber hose Product Name: high abrasion blasting hose product structure: high abrasion blasting hose into the inner layer of polyurethane high abrasion resistance, steel wire braid reinforcement, wear SBR layer anti-aging product characteristics: high wear-resistant polyurethane and styrene butadiene rubber hose blasting as the main raw material, and adding special reinforcing agent. Yellow color in the finished plastic transparent state, with high wear resistance, high toughness, high pressure and other characteristics, wear indicator is 2-3 times the ordinary blasting hose Advantages: high abrasion blasting hose flexible, bearing capacity strong; using special steel wire braided hose blasting, to work under pressure is 3-4 times the fabric hose, with a high degree of pressure, flex resistance of the characteristics of superior products Path: DN20-DN64 product temperature: -30 ℃ -120 ℃ within the physical layer performance parameters: a pilot project within the layer outer layer tensile strength of not less than 9.8 Mpa ?????? ??????? 5.8 Elongation% ????? ?????????? not less than 350,320 hot air aging 70 ℃ / 72h the rate of change of tensile strength elongation at break% ± 25% change in the rate of +10, -?? 30, the amount of wear layers cm3 0.3 adhesion strength between KN / M 2.0