RESIN BONDED METAL-COATED DIAMOND OR CUBIC BORON NITRIDE ABRASIVE TOOLS CONTAINING AN INORGANIC CRYSTALLINE FILLER AND GRAPHITE
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Abstract
ORGANIC BONDED DIAMOND OR CUBIC BORON NITRIDE ABRASIVE TOOLS, SHOWING PARTICULAR UTILITY IN THE DRY GRINDING OF METAL-CARBIDES, AND TOOL STEELS, RESPECTIVELY, ARE PRODUCED BY INCORPORATING GRAPHITE, OF FINE PARTICLE SIZE, AND A REINFORCING FILLER IN THE BOND, AND BY EMPOYING METALCLAD ABRASIVE GRITS IN THE AMOUNT OF 7 TO 40%, BY VOLUME, OF THE ABRADING PORTION OF THE TOOL. THE GRAPHITE IS PREFERABLY OF A FLAKEY SHAPE HAVING AN AVERAGE DIAMETER O LESS THAN 300 MICRONS, AND IS PRESENT IN THE BOND IN THE AMOUNT OF FROM 5 TO 40 VOLUME PERCENT. WITH THE TOTAL
FILLER CONTENT BEING FROM 15 TO 70%; THE REMAINING FILLER BEING, PREFERABLY, SILICON CARBIDE.
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Current AssigneeHarvey M. Cohen, Richard H. Sioui
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Original AssigneeHarvey M. Cohen, Richard H. Sioui
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InventorsSioui, Richard H., Cohen, Harvey M.
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Application NumberUS04/876,655Time in Patent Office921 DaysField of SearchUS Class Current51/295CPC Class CodesB24D 3/344 the bonding agent being org...C09K 3/1445 the coating consisting excl...
