MasterFinish XR: Water-based dual purpose surface retarder for exposed-aggregate concrete

Formerly: MBT X-Poz-R

How does MasterFinish XR work?

MasterFinish XR is a water-based top surface and / or in-form surface retarder used to produce uniform exposed-aggregate finishes on architectural or ornamental concrete.

Recommended uses:

  • Architectural concrete
  • Ornamental concrete
  • Face-up exposed-aggregate applications
  • Steps
  • Construction joints

What are the unique features of MasterFinish XR?

  • Versatile
  • Excellent for use on Styrofoam or urethane form liners
  • Ease of application
  • Economical
  • Wide range of etches available
  • No need to wash off top surface on the same day
  • Water-based

What are the benefits of MasterFinish XR?

  • Can be used on a wide variety of form materials on small applications
  • Extends the life of the forms
  • Excellent top surface results
  • No mold release needed
  • Variety of exposed aggregate appearances
  • Easy for scheduling labor
  • No solvent, no odor; no fume or flammability problems

US / Canada Product Information

Data Sheet

Direct contact

Master Builders Solutions Technical Support

Admixture Systems


Safety Data Sheet (SDS)

Find all available safety data sheets for this product.

Product Certifications

Generate a free certificate of conformance for a specific BASF construction product.

Related Literature

MasterFinish XR Data Sheet

pdf (89.07 Kb)