Description Overview Hot calender Roller width: 4200 mm Roller diameter: Ø420 By seamless steel pipe Wall thickness: 40 mm Chrome plated Surface finish degree: V9 Roller radial runout is less than 0.05 mm Two roller gap is less than 0.05 mm Specifications Upper roller is hydraulic lifting 25 t worm gear manual adjusting gap Equipped with digital display meter Temperature range: 0 to 250 °C Temperature difference: 2 °C between left, right and center Temperature adjusting way: imported silicon controlled Inverter: Emerson Motor: Siemens Power required: 76 kW