Glass beads

Chemical Compositions:

 

SiO2≥65.0%

 

Na2O≤14.0%

 

CaO≤8.0%

 

MgO≥2.5%

 

AL2O3:0.5-2.0%

 

Fe2O3≥0.15%

 

Other:2.0%

 

 

 

Physical Properties:

 

Bulk Density:1.5g/cm3

 

Real Density:2.5g/cm3

 

Mohs Hardness:6-7

 

HRC hardness:46

 

Roundness≥92.5%

 

Magnetic≤0.1%

 

Bubble＜0.1%

 
 

Application:

 

1, Sandblasting, road marking

 

Available Size: 10mesh 12mesh 14mesh 20mesh 30mesh 40mesh 50mesh 60mesh 70mesh 80mesh 100mesh 120mesh 140mesh 170msh 180mesh 200mesh 230mesh 325mesh

 

2, Grinding

 

Available size: 0-0.5mm, 0.5-1mm, 1-1.5mm, 1.5-2mm, 2-2.5mm, 2.5-3mm, 3-3.5mm, 3.5-4mm…