彩涂板脱漆缺陷对耐蚀性能影响分析
Angang Technology(2013)
Abstract
针对彩涂板压型后在使用过程中因表面漆膜脱落,造成耐蚀性能劣化的问题进行了分析,采用扫描电镜、能谱仪和盐雾腐蚀试验等方法,对缺陷板进行检验。结果表明,彩涂板前处理钝化层缺失是其产生脱漆缺陷、造成耐蚀性能下降的主要原因,而涂层厚度减薄也是其中原因之一。
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Key words
coating peeling,corrosion resistance performance,passivation film.,colour coated sheet
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