摘要
叙述了壳型覆膜砂的研究现状及发展过程,着重介绍了原砂、酚醛树脂、固化剂和润滑剂对覆膜砂性能影响的研究工作,最后对覆膜砂的研究和发展提出了建议。
The present situation and progress of resin coated sand were described, the previous research results of the influences of original sand, novolak resin, solidified agent and lubricated agent on the properties of resin coated sand were introduced, and suggestions on research and developing tendency were finally proposed.
出处
《热加工工艺》
CSCD
北大核心
2008年第23期117-119,123,共4页
Hot Working Technology
关键词
覆膜砂
热塑性酚醛树脂
壳型
进展
resin coated sand
novolak resin
shell molding
progress
