Roll manufacture

Details Roll manufacture Roll manufacture

B - Operations, Transporting

22

F

B22F 5/12 (2006.01) B22F 3/15 (2006.01) B22F 7/02 (2006.01)

Patent

CA 2153463

The invention relates to the manufacture of paper machine roll shells of stainless steel. According to the invention, powder is made of molten steel by gas-atomizing, a roll shell preform is made of the powder, and the roll shell preform is machined to form a roll shell. The main advantage of the rolls shells according to the invention is their good corrosion fatigue resistance.

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