Detailed Product Description

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 Composition (% by weight) 
Range of Grits  	Chemical Composition 
	       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
F10-F400 Other sizes can be also available on request.

Packing
25kg or 50kg packed in three layers bag, or can be packed on request.