CGW® Abrasive Flap Disc active grinding agent provides cool cutting.
CGW® 4 1/2" Regular 27 Depressed center AO flap disc offers high stock removal and extended service life. Disc having an arbor size of 5/8-11" and grit size of 40 is tough and aggressive for a low noise, no vibration action.
Grit/Grade: 40 (medium)
Diameter: 4 1/2-inch
Backing material: Polyester
Abrasive material: Blue fired A3 alumina
Premium blue fired AO grain with a polyester heat treated backing, recommended for universal use and provides rapid stock removal and extremely long life
Contaminate-free, for working on flat grinding surfaces, most efficient when used between 0°-15° angle, the best choice for smooth finishing
Suitable for: A3 can be used on ferrous metals (alloyed and unalloyed steels, high speed steel, cast iron), stainless steel, non-ferrous metals (aluminum, brass, copper, zinc) as well as on omposites, plastics, and soft and hard woods
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