This paper introduces the fundamental and characteristics of the Vacuum Pressure Impregnation (VPI).
本文介绍了真空压力浸渍的基本原理及其特点。
The method of impregnation and penetrating agents and the penetrating process were described in the paper. The composite structure of device that vacuum pressure penetrating were also introduced.
本文阐述了浸渗技术的浸渗方法、常用的浸渗剂和浸渗工艺，介绍了真空压力浸渗装置的组成和主要结构。
Application of casting impregnation technique, vacuum pressure impregnation technological process and operational attentions as well as design and calculation of such equipment have been described.
介绍了铸件浸渗技术的应用、真空加压浸渗的工艺过程及操作注意事项，同时还介绍了真空加压浸渗设备主要部件的设计与计算。
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