3M Diamond Microfinishing Film Belt, 675L, 20 micron, 4 in x 90 in (101.6 mm x 2286 mm) Designed with a strong polyester film backing and sharp diamond mineral, the 3M Diamond Microfinishing Film Belt 675L delivers fine finishes on hard metals like thermal spray coating, ceramics, carbides, chilled iron, and granite. Product Information Brand 3M Part # 7100018047 Backing Film Backing Material Polyester Film Dimensions 4x90 Length 90 Inch Width 4 Inch Material 675L Mineral Diamond Origin Country USA Product Type Narrow Belts Product InformationAn exceptional film for thermal spray finishing of contour / complex shapesColour coded to reduce the risk of error and mixing up abrasive gradesGreat for medium stock removalMicron-graded diamond mineral delivers close tolerance precision finishesPolyester film backing allows belt to be used dry or wet with water or oil based lubricants
