Alumina refractories

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

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106 67, 106 68, 106 65, C04B 3510

Patent

active

040934705

ABSTRACT:
An alumina refractory material and its method of preparation are disclosed. The material includes a volatilized silica binder wherein the volatilized silica binder is added to the batch as a thoroughly dispersed, acidified, aqueous slurry. Graphite and silicon carbide may also be included to control erosion by molten metal. Green strength binders are also usually included.

REFERENCES:
patent: 3067050 (1962-12-01), Miller
patent: 3121640 (1964-02-01), Miller, Jr.
patent: 3652307 (1972-03-01), Bakker
patent: 3841888 (1974-10-01), Farris et al.

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