SITREN AIRVOID 655

SITREN AIRVOID 655 is a powder-form air-entraining agent based on synthetic and amphoteric surfactant technology. It offers predictable air stabilization properties by effectively controlling air void size and pore size distribution in dry mortar systems.

Physical Properties

Areas of Use

This product is designed for use in various construction and building applications. Its main application areas are:

• Thermal insulation systems (EIFS/ETICS)
• Indoor and outdoor plasters
• Stucco and insulating plasters
• Repair mortars
• Lightweight construction applications
• Skim coats

Advantages and Benefits

When added to formulations, SITREN AIRVOID 655 increases the workability, trowelability, and flowability of technical mortars. It ensures faster wetting of dry mortar systems. Additionally, it offers effective freeze-thaw resistance and reduces the risk of efflorescence in the hardened mortar.

Dosage and Processing

The product is used as supplied. Depending on the application, the dosage can vary between 0.01% and 0.5% of the total dry component amount. Appropriate screening tests are recommended prior to use; it is advised to use 0.1% SITREN AIRVOID 655 for initial trials. It mixes easily with other mortar components, is a free-flowing powder, and can be easily dosed during production.

Packaging and Storage

It is packaged in 15 kg paper bags and 525 kg (35 x 15 kg) pallets. Pallets should be stacked a maximum of two layers high. SITREN AIRVOID 655 can be stored for 12 months in sealed bags, under dry conditions, and at temperatures below 50 °C.