Process for treating olivine foundry sand

Details Process for treating olivine foundry sand Process for treating olivine foundry sand

1978-05-05

1979-05-15

Silverberg, Sam

Stock material or miscellaneous articles

Coated or structually defined flake, particle, cell, strand,...

Particulate matter

427214, 427215, 260 38, 106288B, 106308M, C08K 902

Patent

active

041548949

ABSTRACT:
Process for treating olivine foundry sand by intimately contacting the sand with an aqueous solution of an alkali metal silicate and isolating the sand from the solution. The treated sand exhibits exceptionally high tensile strength and is useful as a component of resin molds and cores.

REFERENCES:
patent: 3745139 (1973-07-01), Kachur

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