Hipped silicon nitride having a reduced reaction layer

Details Hipped silicon nitride having a reduced reaction layer Hipped silicon nitride having a reduced reaction layer

1995-01-11

1996-04-02

Turner, Archene

Stock material or miscellaneous articles

Web or sheet containing structurally defined element or...

Physical dimension specified

419 38, 419 39, 419 49, 428426, 428432, 428698, B22F 300

Patent

active

055039260

ABSTRACT:
A glass embedded, sintered ceramic comprising a total sintering aid concentration of between about 1 and about 5 w/o, said ceramic having a reaction layer of less than about 750 microns, where the reaction layer is defined as the depth at which the sintering aid concentration is 80% of that of the bulk of the ceramic, and the ceramic is selected from the group consisting of silicon nitride, silicon carbide, boron carbide, titanium diboride, and aluminum nitride.

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