25" x 60" Standard Aluminum Oxide Belts (Best for: Non-Ferrous Metals)Best for non ferrous metals like: aluminum, brass, and copper Can be used on ferrous metals like stainless steel when looking for a cheaper option X 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):

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

· J-Weight if you need flexibility for finishing

o   Smoothing out minor imperfections

· Super Fine (800-1200): For mirror polishing or fine detailing

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

and copper

What Backing Weight Should I Use

·         Best for non-ferrous metals like: aluminum

or sanding curved surfaces

·         Silicon Carbide belts are great for a variety of niche applications: glass & ceramics

·         Best for final finishing and polishing on a variety of different materials

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