Areas Of Application Because of the perfect characteristics of retro-reflection, the high refractive index glass beads of ND1.93 series can be used for reflective fabric, such as reflective cloth, reflective silk, reflective tape and in the fields of personal security and protective products Technical Details ITEM GY2-R SERIES INDEX OF REFRACTION 1.90 -1.93 SPECIFIC DENSITY 4.2±0.1 g/cm3 CHEMICAL COMPOSITION TiO2 BaO ROUNDNESS ≥95% DEVITRIFICATION COUNT ≤3% BRIGHTNESS The brightness of glass beads used in the reflective fabric can meet with EN-471 standard PARTICLE SIZE Customers can choose different sizes of glass beads from 10-106 microns depending on the application purpose PACKAGE 25 kgs paper drum