... and payment term ColorGrey/white Main Raw MaterialSilicateTypeSilicate Cement / Portland CementStrength Grade(Mpa)42.5RSGSInspection at loading port ... oxide, alkali content low. The grinding clinker of cement with a early high strength, mild increase quickly, rich ... and the production of cement hydration, hardening speed, frost resistance is strong, short construction period. 32.5/42.5/52.5R ,ASTM ...