Abrasive paper

The surface can be sanded sandpaper in different grits. They are available in cloth or paper-based and represent a heavy paper or fabric (twill), which apply a thin layer of solid material - abrasive. As the abrasive used electrolytically, monokorund, silicon carbide, granite, flint or glass. Checking for water resistance. Pelt is of two types of 'simple and watertight. Water resistance of the skins can be verified as follows. A piece of skin into the water and keep well for about an hour. If after this abrasive material will be based on, and she will pelt the original form, so it watertight. Check fixing abrasive. Quality of securing the abrasive can be determined by the inflection of the working party inside. If the beans do not spill out of the glue and framework, and does not separate the base paper, then peel can be applied in the case. What to cut? Sandpaper (any basis) it's best to cut through the nail. His tip is carried out several times on the wrong side of the sheet, and then tear off the desired piece. Edge is obtained by a flat, unstretched. Do not dispose of used sandpaper. Used abrasive medium and small size should not be disposed of - it is useful for the final sanding of wood and varnish film. What is the number? Skins released under the numbers, which represent the bulk of fineness of grain.