MasterFlux
World Leading Grouting Solution
How Do the MasterFlux Grouting Product Systems Work?
MasterFlux is the industry’s leading range of grouting solutions from Master Builders Solutions that are specially formulated to deliver high-strength structural stabilisation. MasterFlux products provide superior strength and precision alignment even in the most demanding of environments.

What Makes the MasterFlux System a Unique Grouting Solution?
The MasterFlux products are designed for ease of application and come with complete system support provided by the Master Builders Solutions experts. Through our team of dedicated engineers and technical service force, we develop a clear strategy, identifying the right grouting materials and solutions for lasting security, stability, and alignment.
MasterFlux offers Durability and Alignment Even in the Most Demanding of Environments.
Zero shrinkage and resistance to fatigue and vibrations are paramount to the MasterFlux line of cementitious and epoxy grouting products. Our grouts are capable of handling tensile, shear, compressive, and dynamic forces, and ensure effective bearing-load distribution when grouting base plates and machinery bases.
The MasterFlux product range
MasterFlux 80RMX
High Strength Non-Shrink Ready-Mix Grout (formerly BluCem RMX HS80)
MasterFlux EA 55RMX
Low Thermal Resistivity Ready Mix Grout (formerly BluCem RMX EA55)
MasterFlux 200RMX
Post-tension Cable Ready Mix Grout (formerly BluCem RMX HS200)
MasterFlux 5460RMX
Deep Pour Non-shrink Ready Mix Grout (formerly BluCem RMX LH60)
MasterFlux ER 648
High-strength, High-Temperature Epoxy Resin Grout with Adjustable Viscosity for Gas Transmission Industries (formerly MasterFlow 648)
MasterFlux ER 628
High-Performance Epoxy Resin Grout for Structural Applications in Adverse Weather (formerly MasterFlow 628)
MasterFlux ER 618
Heavy-Duty Epoxy Resin Grout with Rapid Hardening Properties for Engineering Applications (formerly MasterFlow 618)