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Refractive Glass Beads for Road Mark
- Aug 19, 2017 -

Refractive Glass Beads for Road Mark Basic Info

  • Model NO.: glass beads

  • Kind: Wall Saw

  • Microspheres Usage: Stone Cutting

  • HS Code: 70182000

Refractive Glass Beads for Road Mark Product Description

Road Mark Refractive Index Glass Beads

When driving at night, the headlights light on the graticule of glass beads. The glass beads can make the light of car-light to reflect parallel, and make the driver distinguish the direction in order to improve driving safety. For glass microsphere of various gradations, when the top big sphere is worn, the appeared bottom small sphere can be used continuously. Grade A product is generally used. 


No. Sieve Mesh Number Diameter(um)
30# 20--40 850--420
60# 40--60 420--250
80# 60--100 250--150
100# 80--140 210--105
120# 100--140 150--105
150# 100--200 150--74
180# 140--200 105--74
220# 140--270 105--53
180# 200--325 74--44
320# <325 <44
Road Mark Glass Beads  


Refractive Glass Beads for Road Mark.jpg