Refractory composition for flow casting

Compositions: coating or plastic – Coating or plastic compositions – Metal-depositing composition or substrate-sensitizing...

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106 84, C04B 1904

Patent

active

043774130

ABSTRACT:
A refractory composition for flow casting consists essentially of 100 parts by weight of refractory material, 0.1 to 2 parts by weight of sparingly water-soluble aluminum tripolyphosphate, 0.2 to 3 parts by weight of alkali metal silicate, 0.5 to 5 parts by weight of clay, up to 2/5 part by weight of organic binder per amount of clay, and 0.2 to 4 parts by weight of at least one hardening promoting reagent selected from the group consisting of calcium silicate and calcium aluminate.

REFERENCES:
patent: 3849356 (1974-11-01), Matsui et al.
patent: 4171984 (1979-10-01), Hosaka et al.

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