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五金噴漆孔珠缺陷的成因和解決辦法
2018-06-09
[7] 魚眼透鏡: 也被稱為收縮或珠子。頂部外套上出現了一個圓坑, 有時穿插, 有時聚集。(1) 原因1含有硅的蠟是魚眼最常見的原因。砂紙磨料和許多汽車蠟和拋光都含有硅膠, 但硅膠在油漆表面緊密粘附, 因此難以去除。因為當汽車的蠟量小的時候...