... here. W11SNC series upper roller universal rolling machine can pre-bending and rolling to proceed the plate, with high rolling precision, no need to use ... hydraulic three rollers machine, it used to roll the low carbon steel (such as Q235-B, 20G, 20R), and Low alloy steel ... roller is unchanged, it is convenience to feeding and operating.Using environment of the machine temperature-5~40°C; wet≤80%; 3 ...