分类: 信息化
2014-05-26 17:34:15
() chemical polishing of the surface can easily reach mirror effect, and because the consistency of decorative surfaces and non-decorative surface, so that the grade aluminum to improve this technology in Europe, especially in Turkey used widely. The disadvantage of this technique is: the higher two or three acid acid polishing costs, greater pollution, not easy to solve some technical problems (such as thermal bath, bath aging and other issues), while, chemical polishing of the substance should be called chemical brightening method because this method can indeed make shiny aluminum surface, however, can not be removed extrusion lines, but to make extrusion lines more obvious.