FIELD: protection from oxidation and decorative coating of low-carbon steel. SUBSTANCE: frit comprises, wt.%: SiO, 45-50; B2O3, 10-15; Na2O, 10-18; K2O, 4.5-10; Al2O3, 4.5-8; CaO, 5-10; CuO, 3.3-3.8. Properties of enamel; roasting temperature range is 805-820 C; resistivity of frit powder is 1.00-1.50; strength of cohesion with steel is 2.10-25.0 H*m. EFFECT: improved properties of the frit. 3 tbl
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Authors
Dates
1999-03-20—Published
1994-10-18—Filed