metal bending machines (rolling process,steel roll

metal bending machines (rolling process,steel rolling). The structure of this machine is designed as a symmetrical up-adjusting 3-roller sheet-roller form. The metal sheet can be rolled into round, arc shapes and cone shape within its specified ranges. The two lower rollers are driving ones and the upper is a driven one. This machine is widely used in ship building, boilers, aviation, hydroelectricity, chemical industry, metal strucure, machine manufacture and other trades.