Hi-density sintered alloy

Details Hi-density sintered alloy Hi-density sintered alloy

1994-02-08

1996-05-14

Walsh, Donald P.

Powder metallurgy processes

Powder metallurgy processes with heating or sintering

Metal and nonmetal in final product

419 11, 419 12, 419 23, 419 25, 419 29, 419 39, 419 53, 419 58, 419 60, 419 8, 419 37, B22F 300

Patent

active

055164838

ABSTRACT:
A process of forming a sintered article for powder metal comprising blending carbon and ferro alloys and lubricant with compressible elemental iron powder, pressing said blended mixture to form sintering said article, and then high temperature sintering said article in a reducing atmosphere to produce a sintered article having a high density from a single compression.

REFERENCES:
patent: 4251273 (1981-02-01), Smith et al.
patent: 4524046 (1985-06-01), Suganuma et al.
patent: 4885133 (1989-12-01), Fujii
patent: 4891080 (1990-01-01), Del Corso et al.
patent: 4966626 (1990-10-01), Fujiki et al.
patent: 5139579 (1992-08-01), Kovacs et al.
patent: 5154881 (1992-10-01), Rutz et al.

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