3M Precision Grinding & Finishing 3M Conventional
2016-12-6u2002·u2002Abrasive Systems Division, 3M Precision Grinding & Finishing is your system supplier for grinding ma- ... For a good reason with 3M 4. 5. A = Aluminum oxide C = Silicon carbide ... surface finish quality Coarse Medium Fine Very fine 20-36 46-80 90-220 240-600
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