black fused alumina for sand blasting

Black Fused Alumina has good features as high hardness, strong tenacity,better bonding ability and hydrophilicity, giving less heat, good self-sharpening, smooth surface and high finish.

It's suitable for polishing various spare parts such as:bicycles,sewing-machine,hard metal tools,medical apparatus, timepieces,glass products and stone grinding. It's also the right material for making abrasive tools: fiber- reinforced cutting wheels, grinding wheels, sand cloth, paper and paste.

Chemical specifications By weight % Grit Al2O3 SiO2 Fe2O3 TiO2 24#-100# 77.00Min 11.0Min 5.0Min 1.5-3.5 120#-200# 75-81 9-12 4-6 2-3 240#-280#w40 64.0Min 10.0Min 7.0Min 1.5-3.0

Available sizes: F14-F500.

8#:2800 ~ 2360 um 46#:425 ~ 355 um 10#:2360 ~ 2000 um 54#:355 ~ 300 um 12#:2000 ~ 1700 um 60#:300 ~ 250 um 14#:1700 ~ 1400 um 70#:250 ~ 212 um 16#;1400 ~ 1180 um 80#;212 ~ 180 um 20#:1180 ~ 1000 um 90#:180 ~ 150 um 22#:1000 ~ 850 um 100#:150 ~ 125 um 24#:850 ~ 710 um 120#:125 ~ 106 um 30#:710 ~ 600 um 150#:106 ~ 75 um 36#:600 ~ 500 um 180#:90 ~ 63 um 40#:500 ~ 425 um 220#:75 ~ 53 um