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BuildRepair M40

A single-component, polymer-modified, fibre-reinforced cementitious repair mortar for structural and non-structural concrete repairs. BuildRepair M40 achieves compressive strength exceeding 40 MPa and provides excellent bond to parent concrete without the need for a separate bonding agent.

Packaging

10 kg bag, 25 kg bag

Coverage

Approx. 14 litres of mortar per 25 kg bag (yield)

Quality Certified
Technical Support

Features

  • Single-component — just add water
  • Compressive strength > 40 MPa at 28 days
  • Fibre-reinforced to resist shrinkage cracking
  • No separate bonding agent required
  • Excellent thixotropic consistency for vertical and overhead repairs
  • Low permeability and high resistance to carbonation

Technical Specifications

ColourCement grey
Pot Life45 minutes at 25 °C
Water Demand4.0 – 4.5 L per 25 kg bag
Bond Strength> 1.5 MPa (concrete failure)
Application Thickness5 mm to 40 mm per layer
Modulus of Elasticity20 – 25 GPa
Flexural Strength (28 days)> 8 MPa
Compressive Strength (28 days)> 40 MPa

Application Areas

Repair of spalled and damaged concrete in beams, columns, and slabsRestoration of cover concrete to reinforcementPatch repair of honeycombed concreteRepair of pre-cast concrete elementsProfile correction of concrete surfacesRepair of marine and coastal structures

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