Patent ID: 7560009

Claim:
A method for machining the surface of a roll in a twin-wire press comprising a plurality of lower rolls, a plurality of upper rolls, an endless lower wire running in a path around said plurality of lower rolls, and an endless upper wire running in a path around said plurality of upper rolls, said plurality of upper and lower rolls including a roll surface comprising a coating thereon, said method comprising arranging a moveable milling tool for milling said coating at a location comprising a rest position relative to a space between one of said upper and lower wires and one of said plurality of upper and lower rolls, moving said milling tool from said rest position into contact with the surface of said one of said plurality of upper and lower rolls in order to cut said coating to a predetermined level during rotation of said one of said plurality of upper and lower rolls, and returning said milling tool to said rest position after said coating has been cut to said predetermined level.