Such a testing method is of practical sense in realization of molding sand testing and foundry production management and casting quality control.
该测试方法的应用对实现型砂性能检测、铸造生产管理和铸件质量控制具有现实意义。
2
Since the sand shell modeling production of the hull casting cannot meet the needs required, this project adopts low-pressure foundry techniques to improve the internal quantity of products.