Two-component cementitious mortar with a low modulus of elasticity for repairing concrete. TECHNICAL DATA: Maximum dimension of aggregate: 2.5 mm. Mixing ratio: 100 parts of MAPEGROUT BM comp. A with 18.8 parts of MAPEGROUT BM comp. B. Pot life of mix: approximately 1 hour (at +20°C). Minimum applicable thickness: 1 cm. Maximum applicable thickness: 3.5 cm per layer. Classification: EN 1504-3 - class R4 structural mortar. Storage: 12 months (comp. A); 24 months (comp. B). Application: trowel, gauging trowel or rendering machine. Consumption: approximately 21 kg/m² per cm of thickness. Packaging: 29.7 kg kits: – 25 kg vacuum-packed polyethylene bags (comp. A); – 4.7 kg tanks (comp. B).