MasterRheobuild 856 - A high range, water reducing superplasticiser for concretes containing GGBS 

How does MasterRheobuild 856 work?

MasterRheobuild 856 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 856 used for?

• Mixes containing GGBS and Micro Silica 
  
• Mass concrete pours 
  
• Ready mixed concrete 
  
• Pumped concrete 
  
• Casting in hot climates 
  

To obtain: 

• Reduced thermal peaks 
  
• High workability for longer periods 
  
• Lower pumping pressure 
  
• Delayed setting with longer workability 
  
• Higher ultimate strengths. 
  
• Reduced permeability 
  
• Improved durability 
  

What are the advantages of MasterRheobuild 856?

MasterRheobuild 856 considerably improves the properties of fresh and hardened concrete. ​