Buying a Grinder: The Abrasive Process | Modern Machine Shop
An Abrasive Process. Grinding is an abrasive machining process that uses a grinding wheel as the cutting tool. A grinding wheel consists of hard, sharp-edged particles. When the wheel spins, each particle acts like a single-point cutting tool. Grinding wheels are available in a multitude of sizes, diameters, thicknesses, grit sizes and bonds.