3M Coarse-Grade Aluminium Oxide Sanding Disc, 50mm Diameter, 23,000rpm - SC-DR Series - SC-DR 19001 This surface-conditioning disc from 3M has abrasive aluminium oxide woven into its fibres for a high cut rate and a long working life. It features an open web material construction to keep it cool, reducing the risk of discolouration and warping. The disc conforms well to contoured surfaces and is backed by a tear-resistant cloth for added strength and durability. You can use it to smooth down all types of metals, as well as to prep surfaces and remove rust. • Suitable for both dry and wet applications for increased versatility• Roloc fastening system for fast disc changes without the need for tools• Made from load-resistant fibres to reduce the risk of clogging for enhanced performance Applications • Rail and transport industries• Collision repair• General industrial manufacturing The unique construction of the Scotch-Brite™ disc is made up of non-woven fibres and aluminium oxide abrasive making it tough and durable. Compared to traditional abrasives that quickly wear down when used, this discs high cut-rate, hardness, strength and low heat retention make aluminium oxide a popular choice. How does the Roloc fastening system work? 3M Roloc quick-change discs are smaller discs that easily and quickly attach onto a Roloc back-up pad, so you can conveniently change discs from job to job or in multi-step finishing processes. What equipment should I use this disc with? You can use this abrasive disc with either a right-angle grinder or a disc sander. Features and Benefits Tough non-woven disc aggressively deburrs and finishes Conformable, non-woven disc with Roloc™ backing for aggressive cutting Achieve consistent finishes with open-web construction that resists loading and runs cool Convenient 3M™ Roloc™ attachment system offers quick and easy disc change-out for multi-step finishing processes Typical Applications The bristle disc is capable of: Removing paint, rust, harden adhesives, light scratches and weld burns and more. It's great for smoothing, polishing and cleaning most metals. FAQ's Benefits of using a non-woven disc? Non-woven discs provide a uniformed and consistent performance throughout its lifetime. They are flexible to allow the material to adapt and conform to irregular surfaces. the open construction allows for air curculation for cool operation and reduces the potential for burning.