Product Description   Glass beads  Shape Solid Ball Color Colorless Transparent Mohs Hardness 7 HRC hardness 46 Real Density 2.5g/cm3 Bulk Density 1.5g/cm3 Si02 70.2% Na20 12.5% Ca0 9.0% Mg0 3.6% Al203 3.8% Fe203 0.1% K2O 0.4% Packing 25kg per bag Size: 20 30 40 50 60 70 80 100 120 140 150      

Introduction: The glass beads are used for road marking paints and thermoplastic road marking materials to provide excellent night retro-reflectivity .When the headlight shines on the road line ,the light is reflected back ,and then the driver can drive the car safely in night .The rate of glass beads in paint is 15%-25%.The glass beads

Introduction: The glass beads are used for road marking paints and thermoplastic road marking materials to provide excellent night retro-reflectivity .When the headlight shines on the road line ,the light is reflected back ,and then the driver can drive the car safely in night .The rate of glass beads in paint is 15%-25%.The glass beads

4mm 5mm transparent glass ball with 0.02mm tolerance Product Description   4mm 5mm transparent glass ball with 0.02mm tolerance Shape Solid Ball Color Transparent Mohs Hardness 7 HRC hardness 46 Real Density 2.5g/cm3 Bulk Density 1.5g/cm3 Si02 70.2% Na20 12.5% Ca0 9.0% Mg0 3.6% Al203 3.8% Fe203 0.1% K2O 0.4% Packing 25kg per bag Size: 20 30

Introduction: The glass beads are used for road marking paints and thermoplastic road marking materials to provide excellent night retro-reflectivity .When the headlight shines on the road line ,the light is reflected back ,and then the driver can drive the car safely in night .The rate of glass beads in paint is 15%-25%.The glass beads

Introduction: The glass beads are used for road marking paints and thermoplastic road marking materials to provide excellent night retro-reflectivity .When the headlight shines on the road line ,the light is reflected back ,and then the driver can drive the car safely in night .The rate of glass beads in paint is 15%-25%.The glass beads