Sintered bearing alloy for high-temperature application and meth

Specialized metallurgical processes – compositions for use therei – Compositions – Consolidated metal powder compositions

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75230, 419 6, 419 14, 419 38, 428552, B22F 312, B22F 500, B22F 704

Patent

active

055452493

ABSTRACT:
A sintered bearing alloy for high-temperature application containing from more than 5 to 10 weight percent h-BN particles having a size of 100 to 500 .mu.m, which are dispersed in the matrix of stainless steel. Granulated h-BN powder is mixed with austenitic stainless steel powder and the resultant blended powder is formed into a green compact by compression, after which the green compact is sintered.

REFERENCES:
patent: 4853182 (1989-08-01), Cornie et al.
patent: 4927461 (1990-05-01), Ciloglu et al.
patent: 5045512 (1991-09-01), Lange et al.
patent: 5332422 (1994-07-01), Rao

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