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  6. 3M™ Microfinishing Film Roll 372L, 40 Mic, 12 in x 150 ft x 3 in (304.8 mm x 45.7 m), Keyed Core, ASO, 1/Case

3M™ Microfinishing Film Roll 372L, 40 Mic, 12 in x 150 ft x 3 in (304.8 mm x 45.7 m), Keyed Core, ASO, 1/Case

  • 3M ID 60440401515

Micron-graded aluminum oxide abrasive cuts fast and provides a consistent, fine finish

Durable polyester film backing provides flexibility for consistent finishing on contoured surfaces

Polyester film backing can be run wet

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Specifications

Details

Highlights
  • Micron-graded aluminum oxide abrasive cuts fast and provides a consistent, fine finish
  • Durable polyester film backing provides flexibility for consistent finishing on contoured surfaces
  • Polyester film backing can be run wet
  • Available in a range of grades to help operators achieve goal tolerances

Our 3M™ Microfinishing Film Roll 372L features micron-graded premium aluminum oxide bonded to a 5 mil polyester film backing to deliver uniform results and meet stringent surface requirements. A friction grip coating provides slip resistance for microfinishing machines where film slippage is an issue, and close tolerance work on cylindrical surfaces, such as automotive camshafts and crankshafts.