THG and THMseries ofCNC Spinning Machine (roller type hot spinning machine) CNC Spinning Machine The roller hot spinning machine model THG325, special equipment designed by our company is used for forming of high-pressure cylinder and pressure vessel. This machine is designed to form metal cylinders neck-in and bottom closure on the two ends of the tube blank which can be made into spherical or ellipse high-pressure cylinder with equal thickness or non-equail thickness of cylinder shoulder. Processing diameter: Φ219 Φ325 mm Processing length: 700 2000mm For detailed specifications of the machine, pls feel free to contact us.