１．５ｍ×６ｍ平板的半永久型地坑无盖箱组芯无冒口铸造云南工学院史鉴开昆明重型机器厂吴晓三小型平板的铸造生产较稳定，但大型、厚实、质量要求较高的平板铸造则不那么简单。本文就后者的铸造工艺简介如下。１铸造工艺平板尺寸为６０００ｍｍ×１５００ｍｍ×３５０ｍ... 1.5m × 6m plate semi-permanent pit without lid group core without riser casting Yunnan Institute of Technology history Kam open heavy machinery plant in Kunming Wu Xiao three small flat plate casting more stable, but large, thick, high quality requirements of the plate Casting is not so simple. This article on the latter’s casting process is as follows. 1 casting process plate size of 6000mm × 1500mm × 350m ...