主要产品有：工程机械零配件、硅溶胶铸造及车辆配件。
The main products are: Construction machinery fittings, Silica sol casting as well as trailer parts.
介绍了在数控车床上加工一种硅溶胶铸造阀盖的快速装夹夹具的结构、制造要点和使用效果。
Introduces structure, key points of production and application effect on quick installing clamp on a kind of silicon-sol casting bonnet machined on digital control lathe.
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.
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