7-7/8" x 29-1/2" Standard Ceramic Belts (Best for: Hard Metals)Standard Ceramic material is best used on hard metals. Can be used on a variety of materials when needing something aggressive. Y weight poly cotton blend backing Dry applications Choosing a Grit Coarse Grits (24 80): For heavy material removal, weld grinding, or shaping. Medium Grits (100 180): For blending, deburring, and intermediate smoothing. Fine Grits (240 400): For finishing or preparing for polishing. Super Fine (800 1200): For mirror

o   Light rust or oxidation removal

·         X-weight poly/cotton blend backing

·         Fine Grits (240-400): For finishing or preparing for polishing

· Y-Weight for tough grinding and heavy material removal on hard metals and flat surfaces

What Backing Weight Should I Use

·         Best for non-ferrous metals like: aluminum

· X-weight poly/cotton blend backing

weld grinding

o   Smoothing welds and seams

·         Can be used on a variety of materials when needing something aggressive

o   Removing deep scratches

·         Our premium ceramic material has an 80% ceramic/20% alumina blend with grinding aid