首页> 外国专利> BINDER FOR MANUFACTURE OF CERAMIC FORMS USED FOR CASTING OF HEAT-RESISTANT ALLOYS BY WELDED MODELS, AND METHOD FOR MANUFACTURE OF CERAMIC FORMS BINDER FOR MANUFACTURE OF USED FOR CASTING OF HEAT-RESISTANT ALLOYS BY WELDED MODELS

BINDER FOR MANUFACTURE OF CERAMIC FORMS USED FOR CASTING OF HEAT-RESISTANT ALLOYS BY WELDED MODELS, AND METHOD FOR MANUFACTURE OF CERAMIC FORMS BINDER FOR MANUFACTURE OF USED FOR CASTING OF HEAT-RESISTANT ALLOYS BY WELDED MODELS

机译:用于通过焊接模型铸造耐热合金的陶瓷模具的制造粘合剂,以及用于通过焊接模型铸造耐热合金的陶瓷模具的制造方法

摘要

FIELD: technological processes.;SUBSTANCE: invention relates to the foundry. Binder contains in mass. %: water-colloid silica, at least 85, the stabilizer is polyvinyl alcohol not less than 0.002, the bactericide is an aqueous solution of formalin not less than 0.05, wetting component – alkylbenzenesulfonic acid not less than 0.10, antifoaming agent – laprol mixture 6003 not more than 0.05 with penta-475 not less than 0.01, desalted water. Siliceous has a particle size of 13–15 nm and a content of SiO2 25–31 % in an amount not less than 85 %.;EFFECT: provides good wettability of the ceramic mold, low duration of foam decomposition and high bending strength of ceramic molds.;2 cl, 2 tbl, 5 ex
机译:技术领域:技术领域。发明涉及铸造厂。粘合剂含有大量物质。 %:水胶体二氧化硅,至少85,稳定剂是聚乙烯醇不少于0.002,杀菌剂是福尔马林水溶液不少于0.05,润湿成分–烷基苯磺酸不少于0.10,消泡剂– laprol混合物6003使用penta-475,不超过0.05,不低于0.01,淡水。硅质颗粒尺寸为13–15 nm,SiO 2 25–31%的含量不少于85%。效果:提供良好的陶瓷模具润湿性,持续时间短陶瓷模具的泡沫分解和高弯曲强度。; 2 cl,2 tbl,5 ex

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