Boric acid ester, tri ethanolamine salt of substituted benzoic acid and sodium gluconate were used as anti rust additives in water based cutting fluid.
以硼酸酯、取代苯甲酸乙醇胺盐、葡萄糖酸钠三者为混合防锈剂应用于切削液中，其中硼酸酯和取代苯甲酸乙醇胺盐有明显的协同效应。
The content of boric acid ester, tri ethanolamine salt of substituted benzoic acid, sodium gluconate in cutting fluid was 10%, 6%, 1%, respectively.
实际配方中硼酸酯、取代苯甲酸乙醇胺盐、葡萄糖酸钠的含量分别为1 0 %、 6 %和1 %。
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