The necessity and reasonableness of grease degasification are described. The process flow of vacuum film degasification is presented, and the degasifying effect in middle test and the main factors of influencing degasifying effect are analyzed. 阐述润滑脂产品脱气的必要性与合理性,介绍真空薄膜脱气工艺流程,分析中试脱气的效果以及影响脱气效果的主要因素。