Ceramic-coated corundum abrasive grain

Details Ceramic-coated corundum abrasive grain Ceramic-coated corundum abrasive grain

1982-11-09

1984-09-18

Kittle, John E.

Abrasive tool making process, material, or composition

With synthetic resin

51308, 51309, C09K 314

Patent

active

044721730

ABSTRACT:
In corundum abrasive grain which is ceramically coated with ground frit, a binder and fine grain highly abrasive material for the purpose of improving adhesion of the abrasive grain in its processing to resin-bonded abrasives and their use in wet grinding. The fine grain material forms from 1 to 5 weight percent of the untreated corundum grain and ranges in size from 10 to 50 microns, which corresponds to from 1 to 10 percent of the average diameter of the initial grain.

REFERENCES:
patent: 2527044 (1950-10-01), Walton et al.
patent: 3269815 (1963-10-01), Koopman
patent: 4278449 (1981-07-01), Helletsberger et al.

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