... roller 2.High efficient squeezing effect, significant effect PrincipleA steel tube rotates around the fixed axle. The circular gap ... on one side of the rolls Stepless pressure regulation S-Roll calenderMain applications:l Luggage and Backpacks, Parachutes, Kites, Sailing ... hydraulic system.l The S-Roll roller is auxiliary driven by oil motor.l HMI (Whole machine monitoring, process parameter settings, ...