Saint-Astier® CHAUX PURE TRADI 100 natural hydraulic lime NHL 5 is produced by calcination and quenching of an exceptional chalk and silica-based limestone, without any additives. CHAUX PURE TRADI 100 combines an air-curing and hydraulic bond and is extremely suitable for making mortars and concretes. Its specific properties (such as plasticity, vapour permeability, etc.) make it particularly suitable for the restoration of buildings without the addition of cement.

CHAUX PURE TRADI 100 NHL 5 conforms to the standard for construction lime EN 459-1.

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Area of application

• Lime concrete for floors;
• Jointing mortars;
• Mortars for masonry in quarry stone and brick in old buildings;
• Injections for the reinforcement of old masonry;
• Applications in colder climates;
• Kickwalls in seawater.