SITREN AirVoid370 is a highly effective powderdefoamer based on polyether supported on in-organic carrier.
Application
SITREN AirVoid 370 prevents foam formationand/or reliably destroys foam and can be used in avariety of drymix mortar applications such as:
Self-levelling mortars (SLU / SLO)
Screeds
Tile grout mortars
Machine grout mortars
Trowelling compounds
Repair mortars
Oilfield cementin
SITREN AirVoid370 is highly recommended forboth cementitious and gypsum based dry mixmortars.Defoaming performance is fast and longasting .
Usage and Dosage
Incorporation levels can vary from 0.1-0.3 % (based on the total weight of the dry blend) for specific applications. Preliminary screening tests are recommended to determine the appropriate dosage.
SITREN AirVoid® 362 mixes very easily with other dry blends.
Package
500kg/pallet (25 X 20kg paper bag)
Pallets are stacked up to two tiers.
Benefits
In addition to excellent foam control SITRENAirVoid 370 provides the following benefits:
Free flowing powder with limited dust release.
Excellentlong-term stability in dry mortarformulations.
Improves surface appearance of levellingcompounds by reduction of pinholes andcratering.
Enhanced flow and levelling properties
No impact on set time.
Very low contribution to VOC (volatile organiccompound)- meets the most stringent emis-sion requirements customary in the industry.Further information available on request.
Dosage and Handling
Recommended dosage levels for self-levellingmortars range between 0.05 - 01 wt% referredto total amount of dry components.For othercementitious systems, 50 - 100 wt % of currentdefoamer levels may be used. Suitable screeningtests are recommended prior to use.
Handling of SITREN AirVoide 370 defoamer isconvenient in terms of flowability, dusting andease ofincorporation.
Store
SITREN AirVoid370 is a non-perishable, non-hygroscopic product and is not sensitive toreezing.It should be stored under dry and cleanconditions between -10 C and 50C.Shelf life is18 months.
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