MasterRheobuild 600UN is a high range water-reducing admixture in liquid form for workability retaining superplasticised concrete

(Formerly Rheobuild 600UN)

How does MasterRheobuild 600UN work?

MasterRheobuild 600UN is a ready-to-use, high range water-reducing admixture designed to produce high slump concrete with workability retaining properties. The product is chloride free. 

What is MasterRheobuild 600UN used for?

Use in concrete where delayed setting and extended workability are desired. 

  • Mass-concrete pours. 
  • Ready-mixed concrete. 
  • Long distance transportation of concrete.
  • Pumped concrete. 
  • Hot weather concreting. 

What are the benefits of MasterRheobuild 600UN?

  • Superplasticising effect in high slump applications. 
  • Dramatic reduction in water requirement at equal slump. 
  • Improved workability at equal water content compared to a non-treated mix. 
  • Excellent slump retention.
  • Reduced cracking. 
  • Reduced permeability. 
  • Increased durability. 
  • Increased compressive and flexural strength. 

Product Information

Technical Data Sheet


Central Region
+966 11 2790971
Western Region
+966 12 6394799
+966 12 6395702
Eastern Region
+966 13 8084896
South Region
+966 17 2748255
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