Details: 1.Place of original: CHINA 2.Material: Glass 3.Proportion: : 2.5g/m3 4.Bulk density: 1.5g/m3 5.Mohs hardness: 6-7 6.Rockwell hardness: 46HRC 7.Usage: Road-marking glass;Sandblasting ; Weighted Blanket, toy filling. 8.Reflective: 1.5-1.7 9.Packages: 25kg PPbag, 1MT Jumbo bag, pallet, 25kg paper bag or as customer's requirement. 10.Certificate: ISO9001, 11.Sample: free 12.MOQ: 1ton 13.Color: Transparent