Ferro-aluminum composite pig

Details Ferro-aluminum composite pig Ferro-aluminum composite pig

1989-06-05

1990-05-01

Rosenberg, Peter D.

Specialized metallurgical processes, compositions for use therei

Compositions

Solid treating composition for liquid metal or charge

75568, 164 80, C21C 702

Patent

active

049215337

ABSTRACT:
An article of manufacture is provided in the form of a composite pig comprising a matrix of a ferro-aluminum alloy containing over about 55% and ranging up to about 75% aluminum and the balance essentially iron, the matrix alloy having distributed therethrough pieces of iron or steel in an amount sufficient to provide an overall pig composition of about 25% to 55% aluminum and the balance iron, including a densith of at least about 5 gr/cm.sup.3. The composite pig has particular use as a deoxidation agent for steel.

REFERENCES:
patent: 3396777 (1968-08-01), Reding
patent: 3634066 (1972-01-01), Matthews
patent: 3948612 (1976-04-01), Schulten-Bauman

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