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本文介绍大型钢材涂装前处理工艺的国内外概况,阐述了以磷酸为主体的除锈磷化工艺及所用表面处理助剂的发展,以及它们对提高涂装质量的作用.
This paper introduces the general situation of large-scale steel coating pretreatment process at home and abroad, elaborates the development of phosphoric acid-based rust removal phosphating process and surface treatment additives used, and their role in improving the coating quality.