INSEE Extra Durable is a special cement designed for concrete with high durability requirements and for chemically aggressive environment (seawater, sulfates, acids and chlorides, …)
Low concrete permeability protects against aggressive elements (chlorides, acids, salts, low pH, ect,...)
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Protect against both chlorides and sulfates (OPC type V only protects against sulfates).
Less (micro-) crack linked to temperature rise of hardening concrete.
Optimized cement cost in the concrete for a given durability requirement.