A: Index: ND1.93,
Color: grey
Aluminum coated glass bead |
15-35um ;
35-55um ; 55-75um |
Aluminum coated glass bead with Refractive nd 1.93,Aluminum coated glass bead is used for road signs,traffic safety goods and reflective printing ink, screen printing etc. |
C: Index: ND2.2,
Color: white |
15-35um ;
35-55um ; 55-75um |
2.2Nd glass bead is used for ¡°Exposed¡ªlens¡±type retro_reflactive articles£»Such as open_type reflective sheets£¬reflective fabrics¡£Reflective tape, reflective yarn and ¡°Encapsulated_lens¡±type retro¡ªreflactive articles£¬such as high intensity grade reflective sheet¡£ |