型砂

The reason of gas-hole defects occured in steel casting for molding eroduction line was analyzed.

结合多年生产实践,分析了湿型砂水平型生产线上铸钢件产生气孔,介绍了预防铸钢件气孔措施。

The measuring method of sand compactability in laboratory is analyzed,and a fast measuring method is designed,and the intelligent instrument for fast measuring sand compactability are developed.

分析了铸行业型砂紧实率现有测试方法,提出了机化型砂紧实率快速智能测试方法,并据此研制成功了便携式型砂紧实率快速智能测试仪。