Refractory composition for flow casting
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United States of America Patent
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Mar 22, 1983
Grant Date -
N/A
app pub date -
Jul 30, 1981
filing date -
Aug 8, 1980
priority date (Note) -
Expired
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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.
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