Abrasive composition

Details Abrasive composition Abrasive composition

1998-07-28

2000-05-02

Marcantoni, Paul

Compositions: ceramic

Ceramic compositions

Glass compositions, compositions containing glass other than...

501 55, 501155, 65 19, 651348, 106DIG1, C03C 304, C03C 3062

Patent

active

060572574

ABSTRACT:
An environmentally safe abrasive composition which contains at least about 60 weight percent of ferrometalsilicate, at least about 5 weight percent of spinel, and at least about 70 weight percent of crystalline material. This composition has a Vickers hardness of at least about 550 and a density of from about 2.8 to about 4.1 grams per cubic centimeter. It is crystallized in situ from a thermally crystallizable mixture comprising from about 50 to about 75 weight percent of electric arc furnace dust, from about 5 to about 40 weight percent of glass, and at least about 10 weight percent of silica sand.

REFERENCES:
patent: 5964911 (1999-10-01), Morano et al.

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