Glass quality required
Time: 2013-01-11 16:55:58
1. Glass Mirror Grain size: 5—6mesh, 6—8 mesh, 8—10 mesh, 10—16 mesh,
16—30 mesh, 30—60 mesh
2 Thickness Requirement Before crushing Mirror thickness should be 4
3 Purity Standard: no crushed paper, no soft glue, no colorful glass grain