成人性生交大片免费看中文,9孩岁女被a片免费观看,国产成人一区二区三区,久久久久免费毛a片免费

聯(lián)系我們
英文

High temperature low sodium alumina

  • Product name : High temperature low sodium alumina
  • Product Categories : High temperature low sodium alumina
  • Company name : Shandong Shibang Chemical Technology Co., Ltd.
Details

High temperature low sodium alumina:

1. The specification of alumina polishing powder is white crystalline powder, composed of a alumina, through special processing to obtain good particle size distribution and hardness to meet the needs of various polishing purposes.

2. The product has uniform particle size, high hardness, strong grinding force, fast polishing, high efficiency and bright brightness.

3. The particle size distribution range is narrow, the grinding efficiency is high, the polishing effect is good, the grinding efficiency is much higher than that of soft abrasives such as silica, the surface finish is better than the polishing effect of white corundum, the cutting force is strong, the light is fast, and it can be thrown evenly And bright Xingze.


The main purpose:

1. Applicable to vibration polishing (machine polishing, rolling polishing), manual polishing (grinding polishing), etc. of artificial gemstones, zircon, glass, natural gemstones, jade, jade, agate, etc.

2. Widely used in grinding and polishing of aluminum, copper, stainless steel, stone, glass, wall and floor tiles, etc.

3. It can also be used for polishing strip, polishing slurry, paint surface, acrylic, stainless steel mirror, non-ferrous metal, jade, marble, granite, crystal, optical glass surface polishing.

4. It is used in the manufacture of artificial abrasives and artificial abrasives.


Product parameters:



Update time :22/03/08 11:48:03   【print 】   【close【return to previous page 】
无码A级毛片免费视频内谢5J| 亚洲av无码一区二区三区性色| 久久久久亚洲AV无码专区喷水 | 亚洲精品国产综合久久久久紧| 午夜精品久久久久久久无码| 97精品国产97久久久久久免费| 无码人妻一区二区三区在线视频| 国产亚洲精品久久久久久久久动漫| 岳肥肉紧嫩嫩伦69| 双乳被老汉揉搓a毛片免费观看| 苍井空浴缸大战猛男120分钟| 熟女俱乐部五十路六十路av| 日本真人做爰免费视频120秒 | 美少年高潮h跪趴扩张调教喷水| 人妻VA精品VA欧美VA| 国产做a爱免费视频在线观看 | 亚洲人成在线观看| 极品白嫩的小少妇| 亚洲av成人无码久久www| 无码丰满少妇2在线观看| 国产美女被遭强高潮免费网站| 欧美日韩精品一区二区在线播放| 国产18禁黄网站免费观看| 少妇高h肉辣全集目录| 久热中文字幕无码视频| 天天爽夜夜爽人人爽一区二区| 女朋友的妺妺5在线观看| 97人妻精品一区二区三区| 人妻被按摩到潮喷中文字幕| 被拉到野外强要好爽| 亚洲日本中文字幕乱码在线| 妺妺窝人体色www聚色窝仙踪| 日韩色欲人妻无码精品av| 美女高潮黄又色高清视频免费| WWW.一本色道88久久爱| 欧美性狂猛xxxxxbbbbb| 欧美日韩毛片熟妇有码无码| 国产精品白浆无码流出| 国产乱码精品一区二区三区四川人| 久久国语露脸国产精品电影| 荫蒂被男人添a片视频|