webertec non shrink grout UW

Product formerly named: EMIX Non Shrink Grout UW
Saint-Gobain Weber Hong-Kong

webertec non shrink grout UW is a high strength, rapid hardening and free flow non-shrink cementitious grout suitable for pumping. It is specially designed for underwater installations with high converging power, which offers a promising and special performance for underwater constructions. webertec non shrink grout UW can be pumped when it is applied in large scale or volume.

25kg / bag


  • Underwater or tidal zones
  • Underpinning and heavy duty support beneath dams, bridge columns and concrete pillars
  • Direct application in seawater and freshwater areas
  • Free flow cement grouting
  • Fill in grout for hollow blockwalls

Features and benefits

  • Formulated to comply with American Standard and British Standard
  • Setting and cured underwater with high converging power
  • Excellent fluidity : suitable for pumping
  • Displaces water effectively
  • High compressive strength : > 60 MPa
  • Expansion system compensates for shrinkage
  • High flow characteristic and suitable for pump application
  • Fast setting : setting time less than 2 hours at +25oC
  • Chloride free : prevent rusting of the steel and anchor bolts
  • Pre-mixed and ready-to-use : requires only addition of water

Documentation and brochures

This product fits for these following projects

The information and physical data on this website is given to the best of our knowledge under standard testing method and controlled environment. The results may vary with different weather / site conditions, workmanship or substrates. This is beyond our control that we shall not be liable for any faults or consequences arising or associated with this. We suggest comprehensive tests to be conducted before final application. Unless specified, all technical data are average values with curing time of 28 days. We reserve the right to update or amend the contents in the light of new findings during the course of research and development.