The 3M™ Microfinishing PSA Film Disc 268L is a micron graded and feature an aluminum oxide abrasive resin-bonded to a 3 mil (0.08 mm) polyester film backing.The 3M Microfinishing PSA Film Disc 268L helps operators achieve precise, controlled, close-tolerance finishes on surfaces from metals to plastics to wood. An aluminum oxide abrasive is suitable for use on a wide variety of materials in both woodworking and metalworking, including ferrous alloys. It cuts aggressively without significantly altering part geometry, which is great for applications like finishing and paint prep, when you want to maintain the parts original shape. Available in a wide range of grades, these discs are colour coded for easy selection of grit and reduced risk of error. These film-backed discs are water-resistant, so they can be run wet or dry.
Colour-coded for ease of selection and reduced margin of error
Load-resistant coating prevents dust and debris from clogging the disc
Micron-graded aluminum oxide delivers close tolerance precision finishes
Water-resistant polyester film backing allows disc to be used wet or dry
