Rotary finishing tool

Details Rotary finishing tool Rotary finishing tool

1990-07-23

1991-09-10

Rachuba, Maurina

Abrasive tool making process, material, or composition

Impregnating or coating an abrasive tool

51206R, B24B 3300

Patent

active

050462881

ABSTRACT:
A rotary finishing tool, comprising (a) a foamed elastomeric bond where the elastomeric bond has greater than 5% void and contains (i) a medium abrasive grit having a grain size of from about 30 to about 50, and (ii) a fine abrasive grit having a grain size of about 70 to about 100. In another embodiment, a rotary finishing tool, comprising (a) a hub adaptable to be power driven, (b) an array of abrasive monofilaments secured to and projecting from the hub, where the abrasive monofilament is a polymeric material which has abrasive grit dispersed throughout, and (c) an abrasive grit containing foamed, elastomeric bond, having greater than 5% voids, secured to the hub and encapsulating the array of monofilaments.

REFERENCES:
patent: 2496352 (1950-02-01), Metza et al.
patent: 3256644 (1966-06-01), Kistler et la.
patent: 3773480 (1973-11-01), Hall et al.
patent: 4809467 (1989-03-01), Defasio

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