Felt Wrapped Roll for improvement of paper smoothness, glossiness and tenacity. Chilled Alloy Casting ... Rolls(Calender Rolls) have the following properties:Good internal design for even roll surface cooling and heatingRoll length: 6,000 mmRoll ... , PMMA, PP, PS, PVC, PU, CPP, PPS, PA, PVB, PE, TPU and TPR plastics-- Composite material-- Environmental protection material-- Synthetic paper ...