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Title: Silicon nitride having a high tensile strength

Abstract

A silicon nitride ceramic is disclosed comprising: (a) inclusions no greater than 25 microns in length, (b) agglomerates no greater than 20 microns in diameter, and (c) a surface finish of less than about 8 microinches, said ceramic having a four-point flexural strength of at least about 900 MPa. 4 figs.

Inventors:
; ; ; ; ; ; ;
Issue Date:
Research Org.:
Lockheed Martin Energy Syst Inc
OSTI Identifier:
392647
Patent Number(s):
5,571,760
Application Number:
PAN: 8-324,937
Assignee:
Saint-Gobain/Norton Industrial Ceramics Corp., Worcester, MA (United States)
DOE Contract Number:  
AC05-84OR21400
Resource Type:
Patent
Resource Relation:
Other Information: PBD: 5 Nov 1996
Country of Publication:
United States
Language:
English
Subject:
36 MATERIALS SCIENCE; SILICON NITRIDES; MICROSTRUCTURE; MECHANICAL PROPERTIES; FLEXURAL STRENGTH; TENSILE PROPERTIES; FABRICATION

Citation Formats

Pujari, V K, Tracey, D M, Foley, M R, Paille, N I, Pelletier, P J, Sales, L C, Willkens, C A, and Yeckley, R L. Silicon nitride having a high tensile strength. United States: N. p., 1996. Web.
Pujari, V K, Tracey, D M, Foley, M R, Paille, N I, Pelletier, P J, Sales, L C, Willkens, C A, & Yeckley, R L. Silicon nitride having a high tensile strength. United States.
Pujari, V K, Tracey, D M, Foley, M R, Paille, N I, Pelletier, P J, Sales, L C, Willkens, C A, and Yeckley, R L. Tue . "Silicon nitride having a high tensile strength". United States.
@article{osti_392647,
title = {Silicon nitride having a high tensile strength},
author = {Pujari, V K and Tracey, D M and Foley, M R and Paille, N I and Pelletier, P J and Sales, L C and Willkens, C A and Yeckley, R L},
abstractNote = {A silicon nitride ceramic is disclosed comprising: (a) inclusions no greater than 25 microns in length, (b) agglomerates no greater than 20 microns in diameter, and (c) a surface finish of less than about 8 microinches, said ceramic having a four-point flexural strength of at least about 900 MPa. 4 figs.},
doi = {},
journal = {},
number = ,
volume = ,
place = {United States},
year = {1996},
month = {11}
}