... raised on one side of the rolls Stepless pressure regulation S-Roll calenderMain applications:l Luggage and Backpacks, Parachutes, Kites, ... , this performance make the two-roller or three-roller S-Roll calender can achieve the calendering effect of the traditional ... roller.2Norminal Breadth (mm)1800,2000,2200,2400,2600,2800,3000,3200,3400,36003Running speed 5-50m/min4Max line pressure between ...