The 3M 1" x 18" 80 Grit Ceramic Aluminum Oxide Medium Abrasive Belt features a ceramic aluminum oxide abrasive with an 80 grit medium grade for sanding and surface preparation applications. The abrasive is bonded to a polyester backing with a resin bond. This belt can be used in both wet and dry sanding operations on compatible equipment and is suitable for intermediate sanding, blending, and general material preparation tasks.