Fibre-reinforced, controlled-shrinkage mortar for repairing concrete. TECHNICAL DATA: Maximum dimension of aggregate: 2.5 mm. Mixing ratio: 100 parts of MAPEGROUT HI-FLOW with 13-14 parts of water and 0.25% of MAPECURE SRA. Pot life of mix: approximately 1 hour (at +20°C). Minimum applicable thickness: 1 cm. Maximum applicable thickness: 4 cm per layer. Classification: EN 1504-3 - class R4 structural mortar. Storage: 12 months. Application: pouring into formwork. Consumption: approximately 21 kg/m² per cm of thickness. Packaging: 25 kg vacuum-packed polyethylene bags.