Vedanta Aluminium on Tuesday said it has entered into a long-term pact with Dalmia Cement for supply of industrial wastes such as fly ash and spent pot lining for manufacturing low carbon cement. Under the pact, Vedanta's mega aluminium smelter at Jharsuguda, Odisha will supply around 20 rakes of fly ash every month for five years to Dalmia Cement's manufacturing units in Odisha, Chhattisgarh, Meghalaya, and Assam, and spent pot lining (SPL) for three years to the company's plant at Rajgangpur, Odisha.