无码日韩精品一区二区免费暖暖_日韩人妻无码精品久久_狂躁美女大bbbbbb视频u_亚洲精品一区二区三区在线观看_自拍偷自拍亚洲精品播放

SZSE:002741
Nickel Plating
Information
Characteristic:

Fast bright dipping and high leveling ability;
Low porosity and good anti-corrosion performance;
Stable plating solution, easy maintenance.。

Application:

Applicable to direct nickel electroplating process of furniture, motor bike accessories and automobile parts etc.

Advantage introduction:

Ni7A: Commonly known as brightener. It is responsible for bright dipping and leveling. When the content of Ni7A is insufficient, the bright dipping of the plating article is slow; when the content of Ni7A is too high, the area with low current density will become dark. In severe cases, missing plating may occur, with brittle coating;
Ni7B: Low current promoter, also softener. It eliminates the internal stress of coating and promotes uniform distribution of the coating. When the content is insufficient, the coating becomes brittle, with poor brightness in the area with low current density; when the content is too high, subsequent chrome plating may be blurred;
NiW1: Wetting agent. It It can effectively decrease the surface tension of plating solution and eliminate pinholes and pockmarks.

Technical indicators:

Related Products

Copyright ? Guangdong?Guanghua?Sci-Tech?Co.,?Ltd. GuangDong ICP No. 14033791-1
国产强伦姧在线观看| 国产女同疯狂作爱系列 | 亚洲精品成人a在线观看| 日本高清视频www| 少妇被又大又粗又爽毛片| 18禁裸乳啪啪无遮裆网站| 婷婷色中文字幕综合在线| 亚洲国产精品综合久久网络| 国产精品丝袜一区二区三区| 久久国产精品99国产精| 蜜臀av午夜福利在线| 每天更新的免费av片在线观看 | 国产成人精品a视频一区| 国产一区男女男无遮挡| 亚洲欧美国产精品专区久久| 少妇下面好爽一区二区三区网站| 精品无码人妻一区二区三区| 亚州少妇无套内射激情视频| 亚洲avav天堂av在线网毛片| 最近免费中文字幕| 色视频无码专区在线观看| 狠狠精品干练久久久无码中文字幕| 久久精品a亚洲国产v高清不卡| 久久精品国产亚洲av无码娇色| 色婷婷亚洲一区二区三区| 八区精品色欲人妻综合网| 国产精品美脚玉足脚交欧美| 玩弄少妇高潮ⅹxxxyw| 亚洲色无码中文字幕手机在线| 四房播播影院| 久久久久人妻精品一区三寸蜜桃| 国产资源精品中文字幕| 久久久一本精品99久久精品88 | 国产伦精品免编号公布| 裸体女人高潮毛片| 亚洲性线免费观看视频成熟| 国产美女高潮流白浆免费观看| 欧美肥妇毛多水多bbxx| 国产精品内射久久久久欢欢| 成本人片无码中文字幕免费| 在线无码午夜福利高潮视频|