|Min. Order:||1 Ton|
Model No.: Australian/New Zealand Standard
Application: Road Signs
Brand: CHIYE GLASS BEAD
Place of Origin: CHINA
Certificate: ISO 9001/ISO 14001/CE
The glass bead can be separated as intermix glass beads and drop-on glass beads according to the usage of them, and also can be devided as moisture-proof beads, adhesive coating beads and dual-coated beads.
Beads shall be tested for roundness in accordance with Clause 5.5.2 or Clause 5.5.3, as
5.5.2 Type A beads
When Type A beads are optically examined for roundness in accordance with Appendix E
after being conditioned in an open container for 24 h, the rounds shall be at least 80% by
5.5.3 Type B, C and D beads
When Type B, C or D beads are tested for roundness in accordance with Appendix D, after
being conditioned in an open container (see Note 1) for at least 24 h, the `rounds` shall be
at least 70% by mass.
1 Containers should be used which avoid the build-up of electrostatic charges and allow free
2 Test a minimum of 5 g of Type B or C, or a minimum of 15 g of Type D beads, where
When a sample of beads is tested in accordance with Appendix F, the colour shall be lighter
than the reference Standard.
NOTE: This procedure is aimed at detecting coloured glass, which if present, may interfere with
the retroreflective properties of the beads.
Contact Person: Catherine Liu
Address: YIBEI INDUSTRY AND TRADE ZONE,CAOJIAWU,YONGQING COUNTY,Langfang,Hebei