Importance of Gravel and Sand for Concrete | HunkerApr 12, 2018 . The sand and gravel do more than act as filler, though. The size and amount of gravel added to a bag of concrete also determines the product's volume, . Cement mixed with water and sand becomes mortar, the paste used to hold bricks . Use the fine aggregate for concrete slabs or other smooth surfaces.used fine sand gravel products for sale,Sand and Gravel - Ground Cover SupplyOur products are used in a variety of residential, commercial and industrial construction projects. With our good selection of sand, gravel, rocks and decorative stones including . Play sand is fine, soft, washed and white in color sand granules.
used fine sand gravel products for sale