Glass beads for grinding
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Glass Beads

Specifications

Size/mesh

SiO2

65.0%min

0-0.5mm 0.5-1mm,

1-1.5mm,1.5-2mm,

2-2.5mm,2.5-3mm,

3-3.5mm.3.5-4mm

Na2O

14.0%max

CaO

8.0%min

MgO

2.5%min

Al2O3

0.5-2.0

Other

2.0

Bulk density ,g/cm3

1.5

Specific Gravity,g/cm3

2.5min

Mohs Hardness

6-7

Rockwell Hardness

16HRC

Roundness

92.5%min

Air Bubble

10%max

Application

Perfect for metal, glass, rubber and plastic surfaces

Creates a satin matte finish

General purpose abrasive/blast media

Removes substances from surfaces without    changing surface dimension