Sand-blasting abrasive materials and method of producing the sam

Abrasive tool making process – material – or composition – With synthetic resin

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Details

51319, 427221, 51295, C09G 116, B24B 3700

Patent

active

043337430

ABSTRACT:
Method of producing sand-blasting abrasive materials, and the materials so produced, consisting of silica sand and/or slag, coated with a thermosetting resin by heat treatment, and the coating being then rendered unsoluble and unmeltable, by subsequent, separate heat treatment. The resin may contain a catalyst.

REFERENCES:
patent: 1893117 (1933-01-01), Webster et al.
patent: 2059983 (1936-11-01), Dent et al.
patent: 2188341 (1940-01-01), Elbel et al.
patent: 2708622 (1955-05-01), Stone
patent: 2729553 (1956-01-01), Price

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