Cementitious Leveling Mortar

VELOSIT SL 525 is a cementitious floor leveling compound for leveling and leveling cement, mastic asphalt, calcium sulfate screed, concrete floors and other suitable substrates to receive textile and elastic floor coverings, tiles and slabs.

Typical applications:

  • Leveling of floors receiving flooring materials
  • Application thickness from 1 mm (40 mils) to 12 mm (½“)


  • Minimal shrinkage/expansion under dry resp. wet curing conditions minimizing the risk of micro-cracking
  • Excellent flow with good slump life
  • Extremely smooth surface profile
  • Easy to sand and/or polish after curing
  • Fast air release with minimal agitation requirement
  • Ready for covering with ceramic tiles after 5 hours and moisture sensitive floor coverings after 48 hours
  • 30 - 40 min. working time and 10 MPa (1450 psi) compressive strength after 5 hours
  • Final strength of more than 25 MPa (3652 psi) at 28 days
  • Very low emission
  • Open to foot traffic after 3 hours
  • Very good adhesion to properly prepared substrates
  • Excellent water resistance, no strength loss under water
  • Mid gray color


Here you can find detailed information about the selected VELOSIT product.

Technical Data Sheet Environmental Product Declaration - EPD Safety Data Sheet License EMICODE

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