Heating Tube Spiral Type Tubular Heaters Bending Machines Device FeaturesJD1010 horizontal spiral bending machine is mainly used for heating pipe industry, "O" type and a spiral-shaped tube forming;2. The main technical parameters2.1 Power: Single phase 220V / 50Hz, 2kW2.2 Air supply: 0.5 ~ 0.7MPa2.3 Processing