Sintered composite abrasive materials, a process for its product

Details Sintered composite abrasive materials, a process for its product Sintered composite abrasive materials, a process for its product

1991-11-08

1993-03-16

Dixon, Jr., William R.

Abrasive tool making process, material, or composition

With inorganic material

Metal or metal oxide

51293, B24D 302

Patent

active

051940736

ABSTRACT:
Sintered composite abrasive material useful in abrasives (grinding wheels, abrasive discs and paper, etc.) and cutting tools, comprising an .alpha.-Al.sub.2 O.sub.3 matrix of sub-micron crystallite size made by sol-gel processing with a dispersed phase therein of mechanically resistant material, preferably essentially isotropic grains, added directly to the sol or gel stage of matrix formation.

REFERENCES:
patent: 5009676 (1991-04-01), Rue et al.
patent: 5035724 (1991-07-01), Pukari et al.
patent: 5114891 (1992-05-01), Kunz et al.
patent: 5123935 (1992-04-01), Kanamaru et al.
patent: 5131923 (1992-07-01), Markhoff-Matheny et al.
patent: 5139539 (1992-08-01), Haynes, Jr.
patent: 5141527 (1992-08-01), Winkler et al.

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