During production of paints, qualified glass beads will be mixed into them as certain proportion required by standards.Certain proportion glass beads will be dropped on during application of paint on road, which has been mixed with glass beads, before they are dry. Under the effect of gravity of glass beads itself, the glass beads will inlaid into paint by part of their surface. When the car light attaches such kind of road marking lines, the light will be reflected back to the eyes of driver to increase driving safety at night.
The glass bead can be separated as intermix beads and drop on beads according to the usage of them, and also can be devided as moisture-proof beads, adhesive coating beads and dual-coated beads.
AASHTO M247 TYPE II road marking glass bead
Same glass beads used on Street signs and highway traffic lines.
Meets all Federal and State specifications.
Inter-mix(for texture) or drop on(make reflective) applications.
Sizes are 20-325 US Mesh, 45-850 Microns, Roundness >= 70%.
Refractive index is >= 1.51.
The Sieve Analysis
Other standards glass beads we offer:
AASHTO TYPE I, II, III
JIS I, II;
we also can customize according to your speicified requests.
Looking for ideal AASHTO M247 TYPE Manufacturer & supplier ? We have a wide selection at great prices to help you get creative. All the AASHTO Drop On/Intermix Glass Beads
are quality guaranteed. We are China Origin Factory of Glass Beads Used. If you have any question, please feel free to contact us.
Product Categories : Drop-on Glass Beads