3M diamond micro finishing film 675L offers fast finish reduction on hard metals, thermal spray coating, ceramics, carbides, chilled iron and granite in fewer passes. This strong polyester-backed disc is commonly used in transportation, industrial, aerospace and precision grinding/finishing industries. Select from grades 9, 20, 30, 45, 74 and 125 micron to refine thermal sprayed surfaces with ease. PSA backing holds disc securely and removes cleanly from the backup pad. Run wet with a lubricant for best results. Achieve desired finish without compromising the substrate's integrity. Great disc for tough coatings or hard-to-grind material removal.
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