








Product information
DFT SQUARE TUBE FORMING TECHNOLOGY
LW 40x40-100x100
Sinoform LW series Direct Form To Square Tube Mill Line Pipe&Tube Line with the latest DFT forming technology. Only use one set of rollers can be continuously produced within a certain range size of square&rectangular steel tube, The forming and sizing rollers use one set of common combination roller and there is no need to change the rollers when producing different size of square tubes .The complete line is fully automatic.
LW Series 40x40-100x100 Directly Forming to Square and Rectangular Tube Mill use one set of combined rollers can be continuously produced within a certain range of rectangular steel pipe, using the international advanced multi-radius combination molding process and high-frequency welding, forming by multi-channel symmetrical bending. It can be divided into small side bending, boardside bending, free bending at closed side, high frequency welding, produce the exact size and good quality pipe after sawing.Pipe&Tube Mill line diameter range from 40x40-100x100mm ,Wall thickness range from 1.2-5.0mm.
The following 3type of control methods for roller position adjust when customer change different tube size

















