The 3M 6" x 48" 80 Grit Ceramic Aluminum Oxide Medium Abrasive Belt features a blend of ceramic and aluminum oxide grains. It is constructed with a heavyweight polyester backing, designed to withstand high-pressure, demanding applications. This backing is versatile, allowing the belt to function effectively whether used in wet or dry conditions. The belt is equipped with a grinding aid that helps manage heat build-up, optimizing performance on stainless steel and exotic metal surfaces. Additionally, the belt's durable resin bond provides resistance to heat-induced wear.