FIELD: metallurgy. SUBSTANCE: proposed suspension contains (mass %): aluminium and silicium powders 35-65, orthophosphoric acid 2-8, chromic anhydride 0.6-2.0, aerosil 1.5-5.0, water 20.0-60.9. Ratio of silicium content to summary content of silicium and aluminium is 0.02-0.15, ratio of summary content of aluminium and chromium to summary content of orthophosphoric acid, chromic anhydride and aerosil being 6-10. EFFECT: improves quality of suspension. 24 cl, 5 tbl
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