Glass Bead (Bs6088) A, B

Reflecting ratio:1.5-1.55Specific gravity:2.3-2.5Spherical proportion: No less than 85%Specification of series c reflecting microspheres(high way glass beads)No. Diameter(micron) sieve number content1(type a) 1180 15 left over on the sieve 0-3%850 20 left over on the sieve 5-20%425 40 left over on the sieve 65-95%425 40 under the sieve 0-10%2(type b) 850 20 left over on the sieve 0-5%600 30 left over on the sieve 5-20%300 60 left over on the sieve 30-75%180 100 left over on the sieve 10-30%180 100 under the sieve 0-15%