Centrifugally cast chilled iron roll

Details Centrifugally cast chilled iron roll Centrifugally cast chilled iron roll

1979-10-26

1982-02-23

Chin, Peter

Paper making and fiber liberation

Apparatus

Running or indefinite length product forming and/or treating...

D21F 302

Patent

active

043167691

ABSTRACT:
A roll for handling a wet web in a paper making machine having a central supporting core with bearings at the ends and an outer annular layer surrounding the core formed by centrifugal casting and having a content of chrome in the range of 15% to 35% with a finished outer smooth surface so that the surface has a superior wetting characteristic and releases a wet low strength paper web from the surface.

REFERENCES:
patent: 3000778 (1961-09-01), Sively et al.
patent: 3014266 (1961-12-01), Samuels et al.
patent: 3416435 (1968-12-01), Dahl et al.

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