W11 series mechanical plate rolling machine Maximum thickness(mm):4 Maximum width for rolling(mm):1500 Plate yield limit(mpa):245 Rolling speed(m/min):6.5 Minmum diameter(mm):300 Upper roller diameter(mm):150 Bottom roller diameter(mm):140 Center distance of two lower rollers(mm):185 Main power(kw):4 Dimension(l*w*h)mm:3110*950*1030