HIGH REFLECTIVE INDEX GLASS BEADS
   
 
   
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TYPE
SIZE
JHI-1
32§­~45§­
JHI-2
45§­~56§­
JHI-3
56§­~63§­
JHI-4
63§­~71§­
JHI-5
71§­~90§­
   
 
PHYSICAL PROPERTIES
   
HI INDEX GLASS BEADS
Hardness(Mohs)
> 5
Abrasion(%)
4.2
Refraction Index
1.93
Specific Gravity(20/20 ¡É)
2.6
Softing Point(¡É)
900
Resistance to Weather
No change
   
 
CHEMICAL COMPOSITION
   
SiO2
5 - 10%
Na2O+K2O
0 - 0.5%
CaO
0.5 - 3%
TiO2
0 - 0.5%
BaO
0 - 1%
Fe2O3
0 - 1%
TiO2
30 - 40%
BaO
40 - 48%