Manufacturing cast iron with pre-reduced iron ore pellets

Details Manufacturing cast iron with pre-reduced iron ore pellets Manufacturing cast iron with pre-reduced iron ore pellets

1981-03-09

1983-08-30

Rosenberg, P. D.

Specialized metallurgical processes, compositions for use therei

Processes

Free metal or alloy reductant contains magnesium

75 53, 75 58, C22C 3308, C21C 702

Patent

active

044014694

ABSTRACT:
Cast iron having more regular and uniform free graphite particle shape and distribution is more reliably produced by using pre-reduced iron pellets as a major component of the melting stock. Cast iron made in this way may be advantageously used to form ingot molds, brake discs, and other products.

REFERENCES:
patent: 2779675 (1957-01-01), Vennerholm et al.
patent: 2855336 (1958-10-01), Curry
patent: 4188210 (1980-02-01), Bregi
patent: 4224064 (1980-09-01), Bilek

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