硅溶胶型壳的面层和背层对硅溶胶和耐火粉料的要求是不一样的。
The requirements for silica sol and refractory powder for mold shell in face layer differ from that in back layer.
探讨硅溶胶型壳制壳工艺中几个主要问题，以求提高工艺技术水平和铸件质量。
Several important problems related to ceramic shell used silica sol as binder were studied in order to raise technical level of the shell making and improve quality of the castings.
以硅溶胶型壳熔模精密铸造的工艺过程分析为基础，提出了铸件成本和价格的计算方法。
Calculation method of cost and price of investment castings was given based on analysis of sol silicate mold shell investment casting process.
经过反复的工艺试验及一年多批量生产验证，成功地将熔融石英应用于精铸用低温蜡—硅溶胶型壳生产中。
By repeating technological tests and batch production tests for over a year, the fused silica was successfully used in the production of silica sol shell for low temperature wax precision casting.
快干硅溶胶与普通硅溶胶比较，具有制壳周期短、型壳常温强度高、残留强度低的优点。
Compared with conventional sol silicate, the rapidly dried sol silicate possesses the advantages of short shell-making period and high ambient strength as well as low residual strength.
快干硅溶胶与普通硅溶胶比较，具有制壳周期短、型壳常温强度高、残留强度低的优点。
Compared with conventional sol silicate, the rapidly dried sol silicate possesses the advantages of short shell-making period and high ambient strength as well as low residual strength.
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