Method for coating a roll and a coated roll for a paper machine

B - Operations – Transporting – 32 – B

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Details

B32B 1/04 (2006.01) B05C 11/10 (2006.01) B29C 41/08 (2006.01) D21F 3/08 (2006.01) D21G 1/02 (2006.01)

Patent

CA 2115474

A coated roll and a method for coating a roll used in a paper machine. Desired surface property values of the roll are fed into a central unit of the coating system and the roll is coated while following a function f1(x),f3(x) created in the central unit over the distance of the length of the roll. A surface hardness and/or surface profile corresponding to the formed function f1(x),f2(x) is derived which does not have any steps or other points of discontinuity. The roll is coated with a polymer, preferably polyurethane.

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