FIELD: casting manufacture. SUBSTANCE: dye has, wt.-% synthetic corundum 58-62; ultradispersed aluminium oxide powder 1.4-1.8; polyvinylbutyral 1.5-2.2, and solvent the rest. Ultradispersed aluminium oxide in dye composition provides cross-linking and formation of tixotropic system, safety of composition homogeneity. EFFECT: increased covering capability, high penetration, prevention of burning-on on ingots. 2 tbl
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Authors
Dates
1995-11-27—Published
1991-12-02—Filed