MasterMatrix 33: Rheology-controlling concrete admixture

Formerly: Navitas 33

How does MasterMatrix 33 work?

MasterMatrix 33 rheology-controlling admixture is a patent-pending, liquid admixture that is specially developed for low–slump concrete and paving mixes. MasterMatrix 33 admixture meets ASTM C 494/C 494M requirements for Type S, Specific Performance, admixtures.

Recommended uses:

  • Mainline concrete paving
  • Low–slump concrete
  • Curb and gutter
  • Extruded concrete
  • Median barriers
  • Hollow-core slabs, railroad ties, flat slabs, poles, walls, pipe, and other repetitive products
  • Conventional slump concrete and SCC mixtures where enhanced surface appearance is desired

What are the unique features of MasterMatrix 33?

  • Modifies concrete rheology
  • Acts as a lubricant
  • Improves response to vibration
  • Exhibits thixotropic properties – adds body

What are the benefits of MasterMatrix 33?

  • Higher volume flow which increases productivity/extrusion rate
  • Facilitates optimization of cementitious materials content to improve extrusion and surface finish
  • Facilitates the use of manufactured or gap-graded sands
  • Reduces costs associated with placement and finishing
  • Produces smoother surfaces
  • Minimizes edge slump
  • Improves riding quality
  • Enhances aesthetics and durability
  • Extends service life of vibrators/paving equipment

US / Canada Product Information

Data Sheet

Data Sheet (French)

Direct contact

Master Builders Solutions Technical Support

Admixture Systems


Safety Data Sheet (SDS)

Find all available safety data sheets for this product.

Product Certifications

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Related Literature

MasterMatrix 33 Data Sheet

pdf (98.13 Kb)

MasterMatrix 33 Data Sheet (French)

pdf (103.04 Kb)