Fly Ash Interlocking Blocks are made up of concrete and are one of the major products of offered by Hiscon Industries with commitment towards the quality and service. These interlocking blocks are made with fly ash which is a fine gray powder obtained from the burning of coal at coal power stations. This ash is mixed with water and other materials like lime to make it a strong material for making interlocking blocks. Interlocking blocks are moulded with grooves on all sides to snugly fit into each other through plastering with sand and cement. Fly Ash Interlocking Blocks are widely used in the construction of roads, pavements, road dividers, jogging tracks, and patios.