Description

SIZE OF GLASS BEADS

Sandblasting

20# 30# 40# 50# 60# 70# 80# 90# 100# 120# 140# 150# 170# 180# 200# 220# 240# 325#

Grinding

0.8-1mm 1-1.5mm 1.5-2mm 2-2.5mm 2.5-3mm 3.5-4mm 4-4.5mm 4-5mm 5-6mm 6-7mm

Road Marking

BS6088A BS6088B EN1424 EN1423 AASHTO AASHTO TYPE1  TYPEII JIS NO.1  JIS NO.2

 

Specification

PHYSICAL INDEX OF GLASS BEADS

Bulk density

1.5g/cm3

Real Density

2.5g/cm3

Mohs Hardness

6-7

HRC hardness

46

Roundness

≥80.0%

Bubble

<10%

CHEMICAL INDEX OF GLASS BEADS

SiO2

≥65%

Na2O

≤14%

CaO

≤8.0%

MgO

≤2.5%

Al2O3

0.5-2.0%

Fe2O3

≥0.15%

Magnetic

≤0.1%

Other

2.0%

APPLICATION OF GLASS BEADS

1. Used in cleaning and metal surface strengthening treatment technology.Used for sandblasting equipment

2. Used as disperser,grinding media and filter material in day,paint,ink and chemical industry

3. Road marking

 

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