Several important problems related to ceramic shell used silicasol as binder were studied in order to raise technical level of the shell making and improve quality of the castings.
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。
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FCC catalysts using silicasol as the binder features improved selectivity to coke and higher resistance to attrition. strength of the catalysts can be enhanced by adding surf…