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随着铸造产品对质量、生产成本的要求愈来愈高,铸造企业都纷纷寻找各种有效途径降低铸件缺陷并作为一项课题来研究。本文介绍一种新型的水玻璃砂工艺,它可代替呋喃树脂自硬石英砂工艺。
With the casting of products on the quality of the higher and higher the cost of production, foundry companies are looking for a variety of effective ways to reduce defects and casting as a subject to study. This article describes a new type of sodium silicate sand process, which can replace the furan resin self-hardening quartz sand process.