久久精品欧美日韩精品手机放,东京热国产精品一区二区,97精品久久久久久人妻精品,无码专区视频中文字幕,午夜亚洲视频在线观看,视频一区二区精品的福利,91破解版在线免费下载

Glass sand is divided into various types by sieving after ordinary glass is broken

2020-04-20 11:42:38 3658

When we talk about glass beads, we all think of the kind of glass marbles we talked about when we were young. Modern glass beads are really widely used for scratches, such as clothing, evening dresses, shoes, hats, handbags, headdresses, wool textiles, bead embroidery, lighting, handicrafts, etc. Today, let's take a look at the general situation of modern glass beads.


Generally, glass beads are also called glass sand. The glass sand is divided into various types by the sieve after the ordinary glass is broken, which is irregular shape. Glass beads are made by sintering glass sand in an air furnace, most of which are in the shape of a round ball.


山东省| 太保市| 巫溪县| 南溪县| 泸定县| 普格县| 梅河口市| 定陶县| 定南县| 长海县| 南昌市| 黄石市| 方城县| 磐安县| 西和县| 南阳市| 扎囊县| 吴桥县| 龙游县| 盐源县| 东平县| 益阳市| 吐鲁番市| 广汉市| 清水河县| 玉溪市| 昌平区| 内丘县| 合水县| 廊坊市| 芦山县| 麻栗坡县| 墨玉县| 永春县| 松滋市| 永顺县| 清徐县| 昆明市| 漠河县| 昌都县| 中牟县|