china low price glass mircobead abrasive for sandblasting and surface treatment

Type:

blasting media

Grit:

20, 40, 54, 60, 80, 100, 120, 150, 170, 220

Place of Origin:

Guangdong, China

Brand Name:

Boerai

Material:

soda lime glass

Usage:

sandblasting polishing, abrasive

Abrasive Grain Sizes:

106-75u

Name:

glass beads

shape:

micro bead

color:

transparent

Index of refraction:

1.51-1.64

specific gravity:

2.4-2.6g/cm3

composition:

soda lime glass

SiO2 content:

70%min

roundness:

90%min

hardness:

6mesh min