VELOSIT® SR 206

Sulphate Resistant Medium Thickness Structural Grade Concrete Repair Mortar R4

VELOSIT SR 206 is a structural grade, Sulphate-resistant cementitious re-profiling & repair mortar designed for concrete thin to medium restoration of concrete structures servicing the sewage industry acc. to EN 1504-9. It creates a very smooth surface for coatings and overlays.

Typical applications:

  • Repair of concrete surface defects on concrete
  • Overlays and repairs on concrete structures like dams, bridges, beams, balconies, facades, manholes, primary & secondary sewage treatment basins, waste water collection & treatment basins
  • Application Designed for horizontal and vertical incl. overhead applications
  • Filling of blow holes, honeycombs and surface roughness
  • Levelling of undulations
  • Application thickness from feather-edge to 25 mm (1”)

Properties:

  • Minimal shrinkage/expansion under dry resp. curing conditions minimizing the risk of micro-cracking
  • Excellent workability especially overhead
  • Fiber reinforced
  • Hydrophobic
  • 60 min. working time and 10 MPa (1450 psi) compressive strength after 4 hours
  • Final compressive strength exceeds 50 MPa (7250 psi) after at 28 days
  • Open to foot traffic after 3-4 hours
  • Excellent adhesion to properly prepared concrete 
  • Water curing of max. 4 hours required only under hot and dry conditions required for max. 4 hours

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Technial Data Sheet

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