冰箱自动涂装线前处理质量问题分析

Analysis about the Quality Problem on Pretreatment of Painting Line of Refrigerator

本文介绍了前处理的工艺过程,对脱脂前有无热水洗的影响进行了对比分析,简要分析了磷化液的控制指标和磷化膜的常见疵病及防治方法。

This essay introduces the crafty process of painting pretreatment, with contrast analysis to prove which be affected or not by washing with hot water, briefly analyzes the control standard of phosphating solution and common problems as well as preventive ways of phosphate coatings.