An added step for achieving color uniformity and depth, and for highlighting the wood's grain pattern. It also is used for tortoise shell, marble effect, or antiquing.
In finishing, an added step for achieving color or to heighten grain appearance.
Formation of a layer of the material being sanded over the cutting edges of abrasives grains. It can be avoided or minimized by proper selection of abrasive, contact wheels, use of fluids or greases, or changing belt speeds.