亚洲精品成人在线看_欧美午夜福利一区综合_黄色jk视频一区二区三区四区_日韩欧美精品有码在线观看_国产小视频网站在线播放下载_国产亚洲青草_人妻综合久久精品_国产萌白酱喷水视频在线播放_青春草在线视频精品_轻点灬大ji巴太粗太长了啊h

Please enter keyword!

Location: Home > Product Catalogue > Stainless steel surface treatment > Enviromental protection electric etching technology (Stainless steel and aluminun)

Pictures are design in computer, and then equipments can automation control the depth of etching. Designs can be etching at the surface of aluminum and stainless steel, wide application range.

Advantage:
● Different from traditional Fecl3 and HCl, it doesn’t have acid mist and production will not yellow discoloration.
● Low cost, only need to replenish aqueous solution.
● High effective, drawing on products are clean and uniform in color.
● Can be automatic produce.
● Environmentally friendly, full compliance with EU ROHS standards.

Technological Process:
Drawing→etching→water wash→remove oil→water wash→passivation→drying→pad pasting

Return List
Copyright © GuangDong JiangMen City First Chemical CO.,LTD. All Rights Reserved.     粵ICP備2023095851號(hào)
 
AM
08:00~11:30
PM
02:00~05:30