传统的水解工艺是采用酒精作为中间媒介来促使硅酸乙酯与水的接触，进而发生水解反应，生产硅酸乙酯水解液。
The alcohol is used as medium to generate hydrolyzate of ethyl silica te in traditional ceramic mold casting process.
通过与硅酸乙酯水解液粘结剂的比较表明，以硅溶胶作为透气性金属陶瓷材料的粘结剂，其材料的制造工艺简单、强度较高、透气性较好。
The results of the test have shown that the operating technology for colloidal silicate binding is comparatively simple and the strength and gas permeability of the mold are comparatively good.
通过与硅酸乙酯水解液粘结剂的比较表明，以硅溶胶作为透气性金属陶瓷材料的粘结剂，其材料的制造工艺简单、强度较高、透气性较好。
The results of the test have shown that the operating technology for colloidal silicate binding is comparatively simple and the strength and gas permeability of the mold are comparatively good.
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