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底油

新铺沥青路面可不涂改底油,但在部分沥青面层受污染阶段,为提高路面与标线的粘接力,可在路面上先涂改底油。热熔标线涂料底油的涂改量过多或不足都会降低路面与涂膜间的粘接力。依据路面状况和底漆特性,涂改时,运用刷子、滚筒式喷洒机等,标线涂料厂家将底油调至浓淡均匀后涂洒。底油涂洒宽度应比标线放样宽度稍宽一些。亮度不行的、大小不正确或位置错误的标线均应铲除,路面应修补,材料应更换。
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