Calender Roll for improvement of paper smoothness, glossiness and tenacity. Chilled Alloy Casting Felt Wrapping Rolls(Calender Rolls) have the following properties:Good internal design for even roll surface cooling and heatingRoll length: 6,000 mmRoll diamater: 2,000 mmDeviation from cylindrical form: ≤φ0.01mmRadial runout tolerance: ≤φ0.02mmRoll journals' coaxiality tolerance: ≤φ0.03mmSurface ...