5 pack - 3" x 18" 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

·         Medium (Maroon) is equivalent to 120-150 grit

which is much higher than the standard 50/50 blend on most other ceramics

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

·         Course (Brown) is equivalent to 60-80 grit

·         Y-weight poly/cotton blend backing

·         Fine (Dark Blue) is equivalent to 180-220 grit

plastics & composites

·         Medium Grits (100-180): For blending

or don’t see what you need

and intermediate smoothing

·         Best for non-ferrous metals like: aluminum

· Best for curved/contoured applications on a variety of metals