Key features

• Thick applications up to 90 mm
• High early and final compressive strengths
• Good adhesion to concrete, mortar, stone and brick
• High compactness, low porosity
• Good abrasion resistance
• Very low shrinkage
• Applied manually or by wet spray
• High pH passivates steel reinforcement
• Excellent resistance to sea water
• No chlorides or corrosion promoting additives

Applications

• Repair of spalling and damaged concrete in buildings, dams, bridges, hydraulic structures
• Structural strengthening (EN 1504-9 Principle 4, method 4.4)
• Increasing cover / replacing contaminated or carbonated concrete (Principle 7, methods 7.1, 7.2)
• Repairs requiring Class R4, R3, R2, R1 mortar
• Horizontal, vertical and overhead repairs

Specifications

Composition: Portland cement, fibres, additives and selected aggregates | Appearance: Powder / Grey | Maximum grain size: Dmax ~2.0 mm | Shelf life: 6 months from date of production | Compressive strength 1 d: ~25 N/mm2 (EN 12190) | Compressive strength 3 d: ~35 N/mm2 | Compressive strength 7 d: ~45 N/mm2 | Compressive strength 28 d: ~60 N/mm2 | Flexural strength 7 d: ~8 N/mm2 (EN 196-1) | Flexural strength 28 d: ~10 N/mm2 | Tensile adhesion strength: >= 1.5 N/mm2 (EN 1542) | Mixing ratio: Water:Powder 0.14-0.16 (3.5-4.0 L per 25 kg bag) | Fresh mortar density: ~2.20 kg/L (w/p 0.15, +30C) | Layer thickness horizontal: 5-90 mm | Layer thickness vertical: 5-75 mm | Layer thickness overhead: 5-50 mm | Ambient / substrate temperature: +5 C min / +35 C max | Pot life: ~25 min (w/p 0.15, +30C) | Initial set time: ~120 min (w/p 0.15, +20C) | Final set time: ~180 min (w/p 0.15, +20C)

Standards: EN 1504-9 principles 3, 4, 7 (application guidance)

Packing: 25 kg bag