丙烯酸聚氨酯汽车罩光清漆 集装箱涂料 聚氨酯木地板漆涂装前,**进行表面处理,一般可先用压缩空气去灰尘,用异丙醇等溶剂进行脱脂去油,根据塑料良好的基材和溶剂,先涂一层底漆,一般可采用丙烯酸类涂料进行打底、封闭、在丙烯酸清漆中加入5%塑料用**铝粉,调匀, 用滤网或细娟布除去颗粒,再根据喷涂要求进行稀释。一般可采用空气喷涂方式,喷涂压力3~5千克/平方厘米,喷枪口径1.3~1.5mm,涂料11~15s,环境温度和湿度控制在15~25℃和5%~75%为宜,可以根据涂膜厚度控制在15~20um为宜,可以根据涂料要求,在适当的温度下进行干燥,例如丙烯酸清漆可以在40℃下烘烤15min,干燥期间应保持洁净,防止沾污

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