Abrasive, bond, specifiion, concentration and grit size are all the indispensable elements for producing the grinding wheel! According to our experience, in terms of grit size (The size of the abrasive grains, and we usually use ( number +#) to stand for.), 230/270# and 270/325# are the common ones for Tungsten Carbide Grinding Wheel in Corrugatedpaper Industry. 80/100# and 170/200# are ...