characterised by additives for special purposes, e.g. indicators, breakdown additives

Introduced: September 1968

Last revised: January 2006

Full Title

Compositions of refractory mould or core materials; Grain structures thereof; Chemical or physical features in the formation or manufacture of moulds > characterised by additives for special purposes, e.g. indicators, breakdown additives

Classification Context

Section:: PERFORMING OPERATIONS; TRANSPORTING
Class:: CASTING; POWDER METALLURGY
Subclass:: FOUNDRY MOULDING

5 direct subcodes

Child Classifications

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B22C 1/04 for protection of the casting, e.g. against decarbonisation
B22C 1/08 for decreasing shrinkage of the mould, e.g. for investment casting
B22C 1/1 for influencing the hardening tendency of the mould material
B22C 1/12 for manufacturing permanent moulds or cores
B22C 1/14 for separating the pattern from the mould