Dense, high strength repair mortar with excellent bond to steel and concrete; can be applied 30 mm in each layer.

Key features

• Dual shrinkage compensated, fibre-rich polymer
• Complies with EN 1504-3 Class R4
• Adhesion to old concrete >= 2 MPa
• Up to 30 mm per layer
• Fast and easy placing

Applications

• Repairs to reinforced or pre-stressed slabs, beams or columns
• Structural members under repetitive loading
• Overhead and vertical restoration of concrete cover
• Tunnels, bridges, overpasses, retaining walls, facades, ceilings, balconies

Specifications

Appearance: Free flowing powder | Colour: Grey | Water : product ratio by weight: 0.17 - 0.18 | Water per 25 kg bag: 4.25 - 4.50 litres | Fresh wet density: 2200 +/- 100 kg/m3 | Compressive strength 1 day: 15 N/mm2 (min) | Compressive strength 7 days: 35 N/mm2 (min) | Compressive strength 28 days: 45 N/mm2 (min) | Flexural strength 28 days: 8 N/mm2 (min) | Tensile strength 28 days: 4.5 N/mm2 (min) | Bond strength 28 days: >=2 N/mm2 | Minimum applied thickness: 10 mm | Overhead thickness: 40 mm in two layers | Vertical thickness: 30 mm in single layer | Chloride content: 0.01 % | Capillary absorption: <=0.31 kg/m2h1/2 | Theoretical coverage: 1.4 m2 per 25 kg pack at 10 mm thickness | Yield: 14 litres at W/P ratio 0.18 | Shelf life: 6 months in unopened condition

Standards: EN 1504-3 Class R4 | BS 6319 | EN 1542 | EN 12190