覆膜砂在铁路货车铸钢配件生产中的应用

Application of Resin-coated Sand to Cast Steel Accessories for Railway Truck

介绍了覆膜砂的发展现状、生产工艺以及在铁路货车铸钢配件生产中的使用实例。采用覆膜砂工艺可显著提高铸件品质和成品率，带来可观的经济效益。

The current development and production technology of resin-coated sand, as well as the examples applied to cast steel accessories production in the railway truck were introduced. The Resin-coated Sand can increase the casting quality and yield significantly, generate economic benefits considerably.