Flow coating of metals

Details Flow coating of metals Flow coating of metals

1985-07-31

1987-04-14

Silverberg, Sam

Coating processes

With pretreatment of the base

Heating or drying pretreatment

427320, 427321, 427422, C23C 418

Patent

active

046577874

ABSTRACT:
Aluminum is flow-coated onto ferrous strip by reducing the hot strip in hydrogen, cooling it to 650.degree.-680.degree. C. in nitrogen and spraying molten aluminum on it such that the aluminum splats flow into each other but solidify in 0.2-0.5 seconds. The aluminum is bonded to the strip through an intermetallic layer less than quarter of the total coating thickness, the aluminum having a cast structure.

REFERENCES:
patent: 1455862 (1976-11-01), Singer
patent: 3198662 (1985-08-01), Seibert
patent: 3909921 (1975-10-01), Brooks
patent: 3996398 (1976-12-01), Manfredi
patent: 4420441 (1983-12-01), Singer
patent: 4477291 (1984-10-01), Singer
IBM Technical Disclosure Bulletin, vol. 15, No. 8, Jan. 1973, p. 2657, New York, U.S.; J. N. Cole et al: "Applying Conductive Patterns on Substrates".
Patents Abstracts of Japan, vol. 6, No. 250, (C-139) [1128], 9th Dec. 1982; JP-A-57 145 970 (Shin Nippon Seitetsu KK) 9-9-82.

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