Friction-actuated extrusion of rapidly solidified high temperatu

Details Friction-actuated extrusion of rapidly solidified high temperatu Friction-actuated extrusion of rapidly solidified high temperatu

1988-08-31

1990-02-06

Lechert, Jr., Stephen J.

Specialized metallurgical processes, compositions for use therei

Compositions

Consolidated metal powder compositions

419 33, 419 41, 419 67, B22F 100

Patent

active

048986127

ABSTRACT:
A friction-actuated extrusion process utilizes a comminuted rapidly solidified aluminum alloy ribbon as the in-feed for a continuous friction-actuated extruder. Gumming and flow problems are eliminated. The resulting product is devoid of surface blistering and has improved ambient and elevated temperature mechanical properties.

REFERENCES:
patent: 4347076 (1982-08-01), Ray et al.
patent: 4675157 (1987-06-01), Das et al.
patent: 4729790 (1988-03-01), Skinner
patent: 4765954 (1988-08-01), Das et al.

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