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Sulphate Resisting Cement is used for foundations and other concrete structures which are exposed to water or effluents containing sulphates. This cement resists action of sulphates. It contains not more than 5% tri calcium aluminate.

Properties
Specific surface sq cm / gms (minimum)	3500
Setting time, minutes (Vicat): Initial (Maximum)	30 600
Soundness, Le Chatelier (max.) mm.	10
Compressive str. Mpa Min.at 7 days 28 days	33 43
MgO (%) (max.)	6
SO3 (%) (max.)	3
Insoluble residue(%) (max.)	2
Loss on ignition(%) (max.)	4