Give an exceptional finish to extremely hard materials such as ceramics, stone and glass, with 3M™ Diamond Lapping Film 668X. These PSA versions of our 661X film comprise of precisely graded diamond particles coated on a polyester film. Available in several grades between 0.10 and 30.0 microns.

Use 3M™ Diamond Lapping Film 668X for a consistent finish to extremely hard materials such as ceramics, stone, carbide, exotic alloys, glass and composites. Our PSA versions of 662XW lapping film are designed to give a fast cut, for more efficient processes. They comprise of tightly graded diamond mineral, precision coated on a 3.0 mil polyester film backing, and offer a flatter surface, sharp edges and a uniform finish. Available in discs, sheets and rolls.