The 3M 37" x 75" 80 Grit Aluminum Oxide Medium Abrasive Belt is designed for demanding industrial sanding applications. The aluminum oxide abrasive provides reliable cutting performance and extended abrasive life. Its open coat construction enhances cutting efficiency on various wood types while reducing loading. A heavyweight cloth backing delivers durability for high-production environments, and the washable backing supports repeated use on high-loading substrates such as pine. The resin bond construction withstands elevated heat and pressure for consistent performance in rigorous conditions.