Ceramic center for machine tools

Details Ceramic center for machine tools Ceramic center for machine tools

1985-07-29

1987-07-28

Whitehead, Harold D.

Abrasive tool making process, material, or composition

Impregnating or coating an abrasive tool

82 33R, 125 10, B24B 4104

Patent

active

046824456

ABSTRACT:
A ceramic center for a machine tool, having at its one end a bearing portion for supporting a workpiece at its one end on the axis of rotation. The ceramic center is formed of a sintered ceramic mass having a rupture toughness of at least 3.5 MN/m.sup.3/2 at a room temperature, and a density of at least 90% of the theoretical value.

REFERENCES:
patent: 2313963 (1943-03-01), Patrick
patent: 2675725 (1954-04-01), Keebler
"Examiner's Report to the Comptroller under .sctn.17(5) The Search Report"--Application No. 8519693--2 pages.

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