... you required. Dust collector hose:1.Construction: wall made of abrasion resistant PU, PVC, PP, PE, spring steel spirale embedded into ... breaking elongation,abrasive resistant and free of nalogens.Some hose with steel wire reinforcement can be extended.6.Application ... .cable protection hoses,air ducting,suction/blow or transportation hose,especially feasible for high and vacumum cleaners and industrial ...