- ガラスビーズ
ガラスビーズ（道路標識、ショトブラスト、装飾）
1.Road marking glass beads(for all standards)
|
size
|
1 - 850μm
|
|
refractive index
|
≥1.5
|
|
roundness
|
>80%
|
|
gravity
|
approx. 2.5 g/cm3
|
|
cubage
|
approx. 1.6 kg / l
|
|
Si02 content
|
67%
|
|
coated
|
no
|
|
package
|
plastic bags
|
2.Big Glass Beads
|
size
|
850-2300μm
|
|
refractive index
|
≥1.5
|
|
roundness
|
>80%
|
|
gravity
|
approx. 2.5 g/cm3
|
|
cubage
|
approx. 1.6 kg / l
|
|
Si02 content
|
67%
|
|
coated
|
no
|
|
package
|
plastic bags
|
3.High refractive glass beads
|
size
|
1 - 120μm
|
|
refractive index
|
≥1.93
|
|
roundness
|
>95%
|
|
gravity
|
approx. 4.17 g/cm3
|
|
opacity
|
<5%
|
|
heavy metal
|
0
|
|
coated
|
no
|
|
package
|
25kg/drum
|
|
storage
|
dry and sheltered
|
4.Industrial glass beads
|
size
|
1-3500μm
|
|
appearance
|
clean and pure
|
|
hardness
|
6-7
|
|
gravity
|
2.4-2.6 g/cm3
|
|
resistance
|
>1200N
|
|
coated
|
no
|
|
package
|
25kg/drum
|
|
storage
|
dry and sheltered
|
|