摘要
通过分析原砂的成分、形状、粒度组成对覆膜砂各项性能的影响以及对特种原砂、再生砂的介绍,阐述了原砂对覆膜砂性能及铸件产品质量的重要性.
This paper analyses the composition, manner, and grain fineness, which influences the propeties of pre-coated sand. It introduces some special new sands and reclaimed sands,which are important to precoated sand propreties and casting quality.
出处
《造型材料》
2005年第4期4-5,8,共3页
Foundry Engineering
关键词
覆膜砂
原砂
性能
再生砂
Pre-coated sand ,New sand ,Properties
