Title:
PROCESS FOR MAKING COMPOSITE BEARING MATERIAL AND BEARING MATERIAL PRODUCED THEREBY
Document Type and Number:
WIPO Patent Application WO1987007308
Kind Code:
A3
Abstract:
A process for making a composite bearing material comprising a steel backed, prealloyed, lead-bronze sintered powder metal matrix whereby the first sinter step includes induction heating the prealloyed powder and steel backing to about 650 DEG C and thereafter sintering the same at temperatures of about 850 DEG C in a second sintering furnace. A composite bearing material made by the same process and comprising a lead particle size averaging less than about 8 microns and having no lead islands larger than about 44 microns.
Inventors:
ALEXANDER ROBERT G (US)
PRATT GEORGE C (US)
PRATT GEORGE C (US)
Application Number:
PCT/US1987/001139
Publication Date:
January 28, 1988
Filing Date:
May 18, 1987
Export Citation:
Assignee:
FEDERAL MOGUL CORP (US)
International Classes:
F16C33/12; B22F7/00; B22F7/04; C22C9/08; C22F1/08; (IPC1-7): B22F7/02; B32B15/01
Foreign References:
| EP0143449A2 | 1985-06-05 | |||
| DE1086052B | 1960-07-28 | |||
| DE1608365B1 | 1971-12-30 | |||
| FR1370097A | 1964-08-21 | |||
| FR2309335A1 | 1976-11-26 |
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