reflective glass beads for road marking paint glass microspheres
Specification:
1. Reflection Index:1.5-1.61
2.Surface Treatment:Coating film
3.Spheres Purity>95%
4. standard BS6088, en1423/1434, AASHTO etc
Technical references:
reflective glass beads for road marking paint tiny glass microspheres
A: Appearance: Clean and transparent, no visible bubbles and impurity.
B: Specific gravity: 2.4-2.6g/cm3
C: Hardness: 6-7
D: Compressive strength: 1200N
Product Index
|
TECHNICAL DATA |
Size gradation |
|
|
Refractive index |
≥1.5 |
|
|
Roundness |
>80% |
|
|
Specific weight |
approx. 2.5 g/cm3 |
|
|
Bulk weight |
approx. 1.6 kg / l |
|
|
Coating |
silane |
|
|
Packaging |
plastic bags(or paper bags) |
|
|
Storage |
dry and sheltered |
|
|
Hardness |
6-7 |
|
|
Compressive strength |
1200N |
Chemical Composition ( % )
|
Glass beads content |
Result |
Remark |
|
SiO2 |
73.00 |
|
|
Na2O |
14.30 |
|
|
K2O |
0.60 |
|
|
CaO |
:9.20 |
|
|
MgO |
4.00 |
|
Usage
The glass beads are used for road marking, blasting, grinding media
