论文部分内容阅读
本文通过真空置换硬化法(VRH)在铸铁水玻璃砂中的应用研究,提出了该法在生产中确定型芯砂成份及硬化工艺参数的原则并为应用生产提供了依据。
In this paper, the application of vacuum replacement hardening method (VRH) in cast iron sodium silicate sand was put forward. The principle of determining core composition and hardening process parameters in production by this method was proposed and provided a basis for application of production.