1综述方面卫行熙著国外铸造设备概述（下）“’门’一文，主要介绍了粘土砂再生供制芯用的全面再生、大量生产汽车，一吨铸件有600～800kg芯砂混入循环旧砂，多余旧砂再生后供制芯用才有出路。美国多用热法，很多公司有产品，加热到850oC再生能耗大，缺能源国家无法考虑，而欧州较 1 Overview Overview of Wei Xing Xi foreign casting equipment overview (below) ”door " article, mainly introduced the regeneration of clay sand used for full regeneration, mass production of cars, a ton of castings 600 ~ 800kg sand mixed cycle Old sand, excess sand for regeneration after the core system has a way out. US multi-purpose thermal method, many companies have products, heated to 850oC renewable energy consumption, lack of energy countries can not be considered, while the European