Forming & Sizing Mill
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Forming & Sizing Mill
Forming & Sizing Mill is the key machine in the pipe / tube mill line. It adopts roller type forming principle and high-frequency induction welding. The steel strip is fed into the forming machine by the feeding device in the mill and the forming roller continuously rotate and press the strip into the required shape. Due to the skin and the kindred effect, the high-frequency current is concentrated on the weld joint that is heated rapidly and reaches the welding temperature. The tube seam is welded under the pressure of pinch rollers. The finished welded tube with required size can obtained after the cooling, sizing and primary straightening.