... This spiral tube former,spiral duct machinery,sprial duct forming machine, is for producing spiral ducts, tubes, pipes ... former,spiral duct machinery,sprial duct forming machine, spiral duct machine, spiral tubeformer, spiral tube machine, is for producing spiral round ... -38m/min6Main driving motor power5.5kW7Cutting motor power3kW8Air pressure needed0.8MPa9Control methodPLC control, PLC, inverter from ...