The glass beads made of the soda-lime silica glass has the good chemical stability, certain mechanical intensity and hardness, so as polishing and grinding.Donot pollute the processing metal.,accelerate the cleaning up, make the processing material to restore originally clean, smooth.
Chemical Analysis
Physical Properties
SiO2
≥65.0%
Bulk Density
1.5g/cm3
Na2O
≤14.0%
Real Density
2.5g/cm3
CaO
≤8.0%
Mohs Hardness
7
MgO
≥2.5%
HRC hardness
46
AL2O3
>0.5-2.0%
Roundness
80min
Fe2O3
≥0.15%
Magnetic
≤0.1%
Other
2.0%
Bubble
<0.1%
Grit size
10,12,14,20,30,40,50,60,70,80,100,120,140,170,180,200,230, 325mesh etc or as request
Packing
25KG paper bag +1MT big bag on pallet or as request