Process for preparing olivine sand cores and molds

Details Process for preparing olivine sand cores and molds Process for preparing olivine sand cores and molds

1983-01-10

1983-12-27

Lin, Kuang Y.

Metal founding

Process

Shaping a forming surface

164520, B22C 118

Patent

active

044224966

ABSTRACT:
An inorganic cement binder for a foundry aggregate comprising, in combination, potassium olivine phosphate and as a hardener therefor, water, aqueous sodium silicate, or aqueous phosphoric acid.

REFERENCES:
patent: 2479504 (1949-08-01), Moore et al.
patent: 2895838 (1959-07-01), Ilenda
patent: 3316106 (1967-04-01), Montague et al.
patent: 4265845 (1981-05-01), Escher

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