Rheofinish 380

  • Formerly MBT EXPOSE
  • Retarder for Trowel Face

Product Description

Rheofinish 380 is a water based chemical retarder used to expose the aggregate in horizontal concrete surfaces.Rheofinish 380 delays the set of the mortar paste on the surface to a controlled depth. Rheofinish 380 does not kill the set of the main concrete. The retarded mortar paste may be removed by washing and brushing after the set of the concrete to expose the aggregate.

Product Advantages:

  • Produces consistent textured exposed aggregate surface
  • Easy to use
  • Excellent bond of fresh concrete to exposed surfaces
  • Controlled depth of retardation Water Based


187380-0020 BASF MasterFinish 380 20 L
187380-1000 BASF MasterFinish 380 1000 L


Technical Data Sheet (TDS)

Safety Data Sheet (SDS)