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Features:
l This machine is used for the pre-bending of all kinds of steel tubes of large diameters.
l This machine will put the milled steel sheet between the upper and lower grinding apparatus in the machine piece by piece, under the pressure of the upper and lower grinding machine, the material will move and become curved, if the position of the grinding machines are changed, you can get the flange whose radius of curvatures are similar to that of the finished steel pipe, it is the essential equipment before the steel pipe bending and rolling.
l When two machines are located face to face, the steel sheet can be bent simultaneously at both sides.