H&X glass beads with the quality of clean,transparent,no bubbles and impurity. Widely used in sandblasting,polishing,grinding. H&X glass beads with the quality of clean,transparent,no bubbles and impurity. Widely used in blasting,polishing,grinding etc. ModelMeshSize μm 30# 20-40 850-425 40# 30-40 600-425 60# 40-60 425-300 80# 60-100 300-150 100# 70-140 212-106 120# 100-140 150-106 150# 100-200 ...