1.nd1.93 & nd2.2 32-106um 2. best quality and service 3. cheapest price 4. promptly delive
Areas Of Application
Because of the perfect characteristics of retro-reflection, the high refractive index glass beads of ND1.93 and 2.2 series can be used for reflective sheets, such as high-intensive grade, engineering grade, commercial (economic) grade, number plate grade, which used in the fields of billboards, traffic sign boards, vehicle number plates, reflective stick sheets or industrial safe sign boards and so on.
Technical Details
ITEM | GY2-R SERIES | GY3-R |
INDEX OF REFRACTION | 1.90-1.93 | 2.1-2.3 |
SPECIFIC DENSITY | 4.2±0.1 g/cm3 | 4.5±0.1 g/cm3 |
CHEMICAL COMPOSITION | TiO2 BaO | TiO2 BaO |
ROUNDNESS | ≥95% | ≥95% |
DEVITRIFICATION COUNT | ≤3% | ≤5% |
BRIGHTNESS | The brightness of glass beads used in the reflective sheets can meet with EN-12899 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 | |
nd1.93 ornd2.2 Glass Beads For Reflective Sheet/film
