论文部分内容阅读
对合成树脂砂壳芯和热芯盒制芯的特点及工艺性作了比较，对两种树脂砂制芯工艺的砂芯成本进行了分析比较，评述了壳芯和热芯盒的应用前景和新的应用方式。
The characteristics and technology of synthetic resin sand core shell and hot core box core were compared. The cost of sand core of two kinds of resin sand core making process were analyzed and compared. The application prospects of shell core and hot core box were reviewed. New application.