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Proma Pro Cemix WS Mortar (Pick up or local delivery only)

Proma Pro Cemix WS Mortar (Pick up or local delivery only)

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** Special order 2 week lead time



PRO CEMIX WS is a polymer-modified fast-setting, pre-blended, shrinkage-free, abrasion resistant, calcium aluminate cement-based mortar formulated with Corrosion Guard™ protection for concrete repair, topping, floating topping and for building new screeds. PRO CEMIX WS allows foot traffic and ceramic tile installation after 3-4 hours and floor covering installation after 24-48 hours.


  • Generates very high compressive strengths (> 55 MPa [> 8,000 psi])
  • Apply from 10 mm (3/8″) up to 10 cm (4″) in thickness
  • Wearing surface and abrasion resistant
  • Shrinkage-free
  • Formulated with Corrosion Guard™ protection
  • FAST-SETTING: Foot traffic, install tile or apply self-leveling after 3-4 hours and floor coverings after 24-48 hours
  • Can be mixed with PRO SET PLUS™ for better performance
  • Up to 20% (4.5 kg [10 lbs] per 22.7 kg [50 lb] bag) of 10 mm (3/8″) pea gravel can be added for thicker application from 25 mm (1″) up to 20 cm (8″) thick for deep repair (contact PROMA’s Technical Service
  • Department for proper advice and recommendations)
  • For use over concrete, OSB and exterior-grade plywood surfaces
  • For interior and exterior, institutional, commercial and residential applications
  • Compatible with all setting materials, adhesives, and floor coverings including wood parquet and rubber
  • Blocks pH
  • Will not promote mold, mildew or bacteria growth
  • No VOC
  • Product characteristics improves indoor air quality compared to Portland cement-based products
  • Eco friendly for users of the material
  • Contributes to LEED® objectives and requirements