It is the key to guarantee stable and consistent quality of clay molding sand in mass-production of sand castings.
稳定地保证粘土型砂质量是大批量粘土砂铸造生产中的关键问题之一。
This research mainly explores the production of steel castings with air flush molding green sand and the improvement of its character from the molding sand recipe and mold sand system control.
本研究主要探讨了用气冲造型湿型砂来生产铁路钩缓铸钢件，从型砂的配方和型砂系统的控制等几个方面来优化其性能。
Although sand casting production may decrease with new casting technologies emerging, it is asserted that the vast majority of castings would have to be produced by sand casting technology.
随着新的铸造工艺的不断出现，未来砂型铸件的产量可能会有所减少，但是专家断言，绝大部分铸件依然要靠砂型工艺进行生产。
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