Cement
The required lower water-cement ratio increases the compressive strength of the concrete. Better surface finish; Dhalai Special Cement. BDS EN 197-1:2010 CEM II/A-M(S-V-L), 42.5 R. Composition. Clinker 80% to 94%; Slag, Fly Ash, Limestone 6% to 20%; Gypsum 0% to 5%. Advantages. Achieves equal strength of OPC cement in first 2 days