免费无码国产在线观看91_特级毛片a级毛100免费播放_五月丁香婷婷综合激情在线_国产精品福利网红主播日韩欧美_可以免费观看的黄色网址_99re6热这里只有精品首页高_日韩yellow视频在线观看_绝顶高潮大码videos_亚洲国产精品久久久婷婷美女_四虎2019最新免费观看

International

name:鑄造用重熔銅錠

series:
application:
It is suitable for casting complex shapes, various sizes and specifications, free cutting, polishing and electroplating. It is widely used in plumbing, sanitary products

The smelting/refining - casting process is adopted to produce remelted copper ingots. The metal is pure without inclusions and pores, the metal structure is uniformly refined, the mechanical properties and various technological properties are good, the casting fluidity is good, and the polishing and electroplating properties are excellent.




After several times of grinding and polishing, the surface of the parts produced by the remelting and casting of the ingot is easily polished to perfection. After cleaning, pickling, metal plating, electroplating combined


Fastening, fine adhesion, uniform color, high corrosion resistance. After 48 hours of salt spray test, can ensure that the surface coating bright, permanent as new.


Same series recommendation: