We used aluminum oxide abrasive, which is a popular choice among industrial professionals because of its fast cut-rate and long life. This mineral makes a tough, durable abrasive that self-fractures to expose fresh cutting edges, whereas traditional natural abrasives dull more quickly. Due to its fast cut-rate, hardness, and strength, it is widely used in grinding applications in addition to sanding and finishing applications. Aluminum oxide is suitable for a wide variety of materials in both woodworking and metalworking, including ferrous alloys.
Heat-resistant resin is a sturdy binding agent that adheres the abrasive to the backing and maintains the stability of the bond even in conditions of high heat or pressure. Cloth-backed discs are known for their durability and flexibility. They’re a good first choice when working with metal or for heavy wood stock removal.
3M Roloc Disc 361F is available for use with the following Roloc attachment systems: TSM, TR, TP and TS. Please select discs with the attachment design made for your system.

Dynabrade 91438 1/2" W x 24" L 80 Grit A/O DynaCut Belt, 50/pack
Dynabrade 78067 1" W x 30" L Medium NWN DynaBrite Belt, 10/pack
Dynabrade 25354 Housing Ass'y for Model 54734
Dynabrade 56800 3-1/2" Dia. Non-Vacuum Dynorbital Supreme Random Orbital Sander, 3/16 Orbit
Dynabrade X52H 5" (127 mm) Dia. Non-Vacuum Dynorbital Extreme Random Orbital Sander, .3 HP, 12,000 RPM, 3/32" Orbit, Hook-Face
Dynabrade 64986 Replacement Pre-Filter Blanket
Dynabrade 91245 8" Dia. x 180 Grit A/O Vacuum PSA DynaCut Disc, 25/Box 
