Mat covered roll construction

Details Mat covered roll construction Mat covered roll construction

B - Operations, Transporting

29

C

92/4, 154/53.12,

B29C 53/58 (2006.01) D21F 3/08 (2006.01) D21F 5/02 (2006.01) D21G 1/02 (2006.01) F16C 13/00 (2006.01)

Patent

CA 1266815

ABSTRACT OF THE DISCLOSURE A resin impregnated mat covered roll especially useful in the manufacture of coated and glossy grates of paper, capable of withstanding harsh operating conditions, high speeds, and high nip loads, has the cover formed from thin spirally wound layers of resin saturated non-woven fabric presenting a temperature resist- ing uniform, smooth, long lasting roll surface which will not wear unevenly or create high and low pressure nip areas or contain trapped air bubbles. The fabric of the cover is non-woven, non- needled, light in weight, preferably having a basis weight between one half to two ounces per square yard ant a thickness gauge of between .005 to .020 inches and is wound in ribbon or strip form around the core of the roll. The resin is preferably a thermosetting epoxite.

493888

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