均衡凝固技术及新型冒口的应用,近期报导甚多。本文列出经生产验证、适用于石墨铸铁(灰铸铁、球墨铸铁)的新型冒口的类型及其尺寸系列,并介绍其选用及确定原则,以利于简化铸造工艺中有关冒口的设计。 Balanced solidification technology and the application of new risers have been reported quite recently. This article lists the types and dimensions of new types of risers that have been produced and certified for use in graphite cast iron (gray cast iron, ductile iron) and introduces their selection and determination principles to facilitate the design of the riser in the foundry process.