Ingot mould repair method

Details Ingot mould repair method Ingot mould repair method

B - Operations, Transporting

22

D

327/43, 327/71

B22D 19/10 (2006.01) B22D 7/06 (2006.01) B23K 9/04 (2006.01) B23K 9/12 (2006.01) B23K 31/00 (2006.01)

Patent

CA 1215129

ABSTRACT OF THE DISCLOSURE The invention is a method and machine for rebuilding grey cast iron ingot moulds that have a cavity erroded therein and the concept is to fill the cavity with cast iron from a tubular wire supply by electric arc deposit at a rate such that the heat supplied by the electric arc deposit is sufficient to prevent chilling of the cast iron that is deposited whereby on cooling the cavity is filled with substantially graphitic cast iron.

441255

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