MasterRheobuild 800 - High-range water-reducing admixture

How does MasterRheobuild 800 work?

MasterRheobuild 800 is a high range water reducing agent designed to produce high slump concrete with good slump retaining capability.


What makes MasterRheobuild 800 a unique solution?

MasterRheobuild 800 is a ready to use admixture that meets BS 5075 and ASTM C-494 Types F & G requirements for high range water-reducing admixtures.

What are the features and benefits of MasterRheobuild 800?

  • “Superplasticising” effect for high slump applications
  • Dramatic reduction in water requirement at equal slump 
  • Improved workability at equal water content compared to a non-treated mix
  • Improved pumpability
  • Very good slump retention
  • Reduced cracking
  • Reduced permeability
  • Increased durability
  • Increased strength - compressive, flexural and bond of concrete to steel


MasterRheobuild 800: Technical Data Sheet

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