1.10-220# 2.Ground processing, Cleaning scales, Pear ground processing, cleaning the anodizing membrane 3.sandblast media Application:Ground processing, Cleaning scales, Pear ground processing, cleaning the anodizing membrane.Specification: NO (#)SIZE (μm)MATERIALA102360~1700Brown Fused AluminaChemical Analysis Al2O3(95%above)Hardness:Mohs 9Specific Gravity:3.9A 122000~1400A 141700~1180A 161400~ ...