... in several fields in China, includes PVC Hose, Rubber Hose and Plastic Machine which are applied in Food Processing, Industry ... Commodity Series etc.Rubber Twin Welding HoseCharacteristics:The two hoses are welding together,convenient for using and moving,with excellent ... oxygen,acetylene,helium and argon in the gas welding.Working Temperature: -25°C-70°CSpecifications of Rubber Twin Welding HoseIf ...