Method of preparing iron base powder mixture for pm

Details Method of preparing iron base powder mixture for pm Method of preparing iron base powder mixture for pm

1988-09-29

1990-08-07

Sheehan, John P.

Specialized metallurgical processes, compositions for use therei

Processes

Producing or purifying free metal powder or producing or...

419 64, 427217, C22C 100

Patent

active

049464990

ABSTRACT:
An iron base powder mixture for powder metallurgy, comprising an iron based powder and an alloying powder and/or a powder for improving machinability, wherein the alloying powder and/or the powder for improving machinability are adhered to the surface of the ferrous powder by means of a melted-together binder composed of an oil and a metal soap or wax.

REFERENCES:
patent: 3899319 (1975-08-01), Lindskog et al.
patent: 4093449 (1978-06-01), Svensson et al.
patent: 4168162 (1979-09-01), Shafer
patent: 4483905 (1984-11-01), Engstrom
patent: 4540437 (1985-09-01), Patel
patent: 4602953 (1986-07-01), Wiech, Jr.
patent: 4676831 (1987-06-01), Engstrom

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