Aluminium oxide coated mineral on a 3 mil polyester film with PSA backing. Available in 0.30 and 5.0 micron. This product is used for polishing fibre optic connectors.
For a smooth, uniform finish when polishing fibre optic connectors, use 3M™ Lapping Film 268X. 3M lapping film sheets are tightly packed and precisely graded aluminium oxide particles, coated on a 3mil polyester film, with a PSA backing. The tight particle distribution ensures a more consistent cut rate and finish. Choose from discs and sheets in a 0.30 micron grade.