NPC - 521 (MID PC)

• DESCRIPTION:NPC - 521 (MID PC) is an economical admixture based on modified polycarboxylic ether. The product has been primarily developed for applications in ready mix concrete plant as well as site-batched concrete. NPC - 521 is specially designed to allow considerable reduction of water cement ratio while maintaining control on extend of set retardation. It is free of chloride & low alkali and it is compatible with all types of cements.

• AREA OF APPLICATION: Ready mixed concrete. Long-distance transporting. Pumped concrete. High workability without segregation or bleeding. High performance concrete for durability. Congested/complex reinforced sections.

• DOSAGE: 0.5 to 1.5 % by the weight of cement.

SHELF LIFE AND STORAGE:

• Shelf life is 12 months when stored as above. Failure to comply with the recommended storage conditions may result in premature deterioration of the product or packaging. For specific storage advice consult your local NeoSeal representative.