Shrinkage-compensated, sulphate-resistant thixotropic mortar with work-hardening behaviour reinforced with structural polymer fibres, particularly suitable for repairing concrete structures where high ductility is required. TECHNICAL DATA: Maximum size of aggregate: 2.5 mm. Mixing ratio: 100 parts of MAPEGROUT FMR-PP with 16-18 parts of water. Pot life of mix: approx. 1 hour (at +20°C). Minimum applicable thickness: 1 cm. Maximum applicable thickness: 5 cm per layer. Classification: EN 1504-3 - class R4 structural mortar. Storage: 12 months. Application: spreader, flat trowel or rendering machine. Consumption: 18 kg/m² per cm of thickness. Packaging: 25 kg vacuum-packed polyethylene bags.