Self Leveling Underlayment for Carpet, Vinyl and Laminate Floors
VELOSIT SL 506 is a cementitious self leveling underlayment for concrete, gypsum, magnesia and asphalt substrates. It creates a smooth surface for coatings and floor coverings.
Properties
Minimal shrinkage/expansion under dry resp. wet curing conditions minimizing the risk of micro-cracking
Excellent flow with long slump life
Extremely smooth surface profile due to superfine grading
Easy to sand or polish after curing
Fast air release with minimal requirement for agitation
Ready for covering with ceramic tiles after 4 hours, for moisture sensitive floor coverings after 12 hours
30 - 40 min. working time and 10 MPa (1450 psi) compressive strength after 4 hours
Final strength of more than 30 MPa (4350 psi) after 28 days
Open to foot traffic after 2-3 hours
Very good adhesion to properly prepared substrates
Excellent water resistance, no strength loss under water
Light gray color close to concrete color
Typical Application Areas
Interior and exterior use
Leveling of floors for covering with thin flooring materials
Repair of surface defects on concrete floors
Application thickness from 1 mm (40 mils) to 12 mm (½“)
As a binder for terrazzo floors
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