Method to resize sintered ceramic substrates

Details Method to resize sintered ceramic substrates Method to resize sintered ceramic substrates

1999-05-03

2000-07-11

Fiorilla, Christopher A.

Plastic and nonmetallic article shaping or treating: processes

Outside of mold sintering or vitrifying of shaped inorganic...

Including plural heating steps

264343, B29B 1700, B29C 7100

Patent

active

060868155

ABSTRACT:
A method of expanding a sintered alumina substrate which includes the step, after conventional sintering, of heating the sintered alumina substrate to a temperature of about 1340 to 1380.degree. C. and holding at the temperature for a predetermined time but no less than 15 minutes, the heating step causing the sintered alumina substrate to expand.

REFERENCES:
patent: 3903225 (1975-09-01), Jones et al.
patent: 4011099 (1977-03-01), Gutsche
patent: 4104345 (1978-08-01), Anderson et al.
patent: 4348458 (1982-09-01), Otstot

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