EN1423&1424 Road Marking Glass Beads

SiO2                     

72.00 – 73.00%

Na2O

13.00 – 14.50%

CaO

7.20 – 9.20%

MgO

3.50 – 4.00%

Al2O3

0.80 – 2.00%

Specific gravity

2.4-2.6 g/m3

Stacking density

1.5g/cm3

Mohs

6-7

Round rate

≥80%

Melting point

710-730 ℃

Index of refraction

1.5—1.6

Type

Diameter (μm)

Standard Retained (%)

EN1424

1180

0

1000

0~10

850

5~20

600

45~85

355

95~100

710

0~2

EN1423

600

0~10

355

30~70

212

70~100

125

95~100