Crushed stone 5-10

Crushed stone (from rocks) is the inorganic granular bulk with grains fineness over 5 mm received by crushing of rocks, gravel and boulders, in passing got overburden and containing breeds or sub-standard waste of the mountain enterprises for processing of ores and nonmetallic fossil other industries and the subsequent rassev of products of crushing. Crushed stone gravel — a product of crushing of rocks and stone materials in the form of pieces (usually angular form), fractions 5x20 and 20x40. Crushed stone is applied as filler by production of concrete goods of products, in construction of highways and hydraulic engineering constructions. From all natural stone materials used in construction, crushed stone is the basic. Crushed stone as nonmetallic material is applied: for construction, reconstruction, repair and the maintenance of highways as a filler it is used for preparation of asphalt concrete mixes for the top coat layers (fraction of 5-20 mm) of Kommersant as a bed for railway tracks in the railway industry as large filler by production of paving slabs