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When applied to the surface of freshly poured concrete it delays the normal hydration of cement for a depth of 3-6mm whilst the underlying concrete hardens
Fall arrest and work restraint use
Ergonomic handle reduces fatigue and protects your hands
This system can be installed fast
Rockbond Surface Retarder Diamond Floor Grinders When applied to the surfaceRockbond 7. 16 Surface Retarder is a concrete surface retarder and recommended to be used on concrete with strengths up to 20 MPa. When applied to the surface of freshly poured concrete it delays the normal hydration of cement for a depth of 3 6mm whilst the underlying concrete hardens. Features Used in the construction of decorative exposed aggregate driveways, paths etc. To produce a uniform depth of exposed aggregate finishes to in situ and precast