Sanding sheets of free paper or cardboard, or fabric that flakes hard abrasives on it, by adhesive for installation of the town and to pulverize different materials, because metals, wood, plaster, and in some cases ceramic are used.
Sanding is usually to smooth and prepare the surface lumpy and rough goes to work for be ready. Also, sometimes sanding for lumpy and rough up the smooth surfaces used them to glue up, prepare.
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