DPL is the biggest supplier of Calcium Carbonate Powder “DPOCAL” in Delhi India. Calcium Carbonate Powder is widely used as a filler in the plastics, polymers, rubber and paint industry. Adding calcium carbonate powder (DPOCAL) eases the polymer extrusion and also lowers the cost. It enhances the heat resistance, stiffness and hardness of the polymer. Being white in color, DPOCAL (calcium carbonate powder) also helps in pigmentation and aids in enhancing or compensating for loss of gloss. In plastics it is extensively used in PVC.