GrindFil Abrasive Filament for Disc Brushes Tai Hing manufactures Abrasive Brush Filament made of silicon carbide and aluminium oxide material for Disc brushes. GrindFil abrasive Brush Bristle made of nylon 612 is widely used in metal & steel cleaning, metal deburring and floor grinding industries etc. GrindFil Industrial Brush Filament has available grit range from 120 to 500 #. Its silicon carbide abrasive material grit load is from 15 to 30%. GrindFil made of nylon 612 has better polishing, deburring, sanding & grinding working ability to carry out production tasks. GrindFil has excellent features of wear resistance and fatigue resistance to be worked for a long time. Good bending strength and tensile strength makes filament does not break in the tufting process and it can also work in the 220℃ high temperature environment without filament deformation situation.