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Technical Datasheet
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Renderoc DSR is supplied as a ready to use blend of dry powders which is formulated for application using the dry spray process.
The material is based on Portland cements, graded aggregates silica fume, chemical additives and polymer modifiers, providing a spray mortar with low rebound and good handling characteristics. The low water requirement ensures good strength gain and long term durability.
Single application up to 200mm vertically and 140mm overhead can be achieved. Thicker sections can be applied in multiple layers.


Renderoc DSR is a rapid setting dry spray material designed for concrete repairs to buildings, bridges, tunnels and marine structures such as culverts. It can be used for both isolated and large area repairs to beams, columns and panels. In addition it can be used as wide scale overlay system to increase cover to the reinforcement. The product’s rapid setting and rapid early strength gain characteristics make it ideal for possession works where a fast turnaround is required.


  •  Low rebound
  •  Can be applied at 3°C and above
  •  Rapid early strength gain
  •  High resistance to Carbon Dioxide
  •  Excellent bond to concrete
  •  Available in 25 and 500kg bags, 1000kg sacks