91传媒久久久蜜桃-亚洲精品日韩精品-欧美日韩亚洲三区-亚洲欧美日本免费-亚洲女人自慰精品久久久自慰-亚洲产国偷V产偷√自拍网址,国产精品成人99久久久久_国产午夜无码片免费_四虎精品影库4HUTV四虎_国产激情久久久久影院 ,性少妇VIDEOSEXFREEXXXX片/小少妇BBBBBBBBBBBB/四川少妇BBW搡BBBB槡BBBB/四川少妇搡BBW搡BBBB/嫩BBB槡BBBB槡BBBB/特级BBBBBBBBB成人片/另类老妇奶性生BBwBBw/女BBBB槡BBBB槡BBBB ,高清欧美性猛交XXXX黑人猛交,欧美乱妇日本无乱码特黄大片,中文亚洲äv片在线观看不卡,欧产日产国产水蜜桃,欧美与黑人午夜性猛交久久久,亚洲äV无码久久精品色欲

Glass beads for grinding

As the grinding medium and filler in chemical industry, coating, pigment, ink, food, medicine, etc

  • Product Name：grinding glass beads
  • Appearance：colorless, transparent, without obvious bubbles and impurities
  • Density：2.4-2.6g/cm3
  • Hardness：6-7
  • Compressive strength：＞ 1200n

As the grinding medium and filler in chemical industry, coating, pigment, ink, food, medicine, etcGlass beads for grinding

Appearance: colorless, transparent, without obvious bubbles and impurities

Density: 2.4-2.6g/cm3

Hardness: 6-7

Compressive strength: ＞ 1200n


We can produce different sizes of glass beads according to the customer's standard. Here are some examples for reference

1-2mm (18-10 mesh), 2-3mm (10-8 mesh), 3-4mm (8-6 mesh), 4-5mm (6-4 mesh), etc


吐鲁番市| 阳信县| 洛阳市| 定南县| 滨海县| 汉中市| 丹凤县| 齐齐哈尔市| 三亚市| 德昌县| 前郭尔| 桃江县| 凌海市| 衡东县| 左贡县| 田阳县| 麦盖提县| 阿坝县| 盐城市| 团风县| 米脂县| 南开区| 无锡市| 淳化县| 贵南县| 广汉市| 内丘县| 襄汾县| 新龙县| 分宜县| 茌平县| 襄樊市| 政和县| 新疆| 平和县| 安远县| 兴文县| 伊通| 太谷县| 名山县| 麦盖提县|