Grit Dust is a finely crushed stone material produced during the processing of stone aggregates and grit. It is commonly known as crusher dust or quarry dust and is widely used in modern construction, road development, flooring base preparation, paver block bedding, and drainage support systems. Because of its fine particle size and angular texture, it creates a compact and stable base surface.

This material is highly preferred in residential, commercial, and infrastructure projects because it fills gaps between larger aggregates and improves the bonding strength of concrete and sub-base layers. Grit dust helps reduce surface settlement, improves load distribution, and increases the long-term durability of roads, pathways, parking areas, and foundation support layers.