Kores [India] Ltd manufactures Ductile Iron Castings. Kores [India] Ltd is an ISO 9001:2000 certified company. The Ductile Iron Castings falls in the category of foundry division. The grade of Ductile Iron Castings is 400/12. 400/18 LT and ULT, 420/10, 400/7, 550/6, 600/3, 700/2, 800/2, Austempered etc., are produced by Green Sand Machine Moulding in a weight range of 200 grams to 1.30 Tons each.