1.concrete pump docking hose 2.2/4 layers rubber end hose 3.life:30000cbm 4.DN125/DN125*3m/*4m 5.High Mn Steel Hebei Chunda Pipe Manufacture Co.,LtdA trustful business partner! Concrete pump rubber end hoses 1.We have 2.4 layer concrete pump rubber hose,1m-12m,DN125 DN1002.the rubber hose is for sany schwing Pm ect concrete pump3.Our rubber hoses be able to use 20,000 cubic meter compared with ...