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Polem A MC is a two component, clear aliphatic polyurethane coating. It provides excellent abrasion resistance, improved scratch resistance and a clear, mat finish.

Chemical Family: Polyols

End Uses: 2K (2 component) Coating

Features: Abrasion Resistance, Chemical Resistance, Excellent Adhesion, Good Compatibility, High Reactivity

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    Identification & Functionality

    Chemical Family
    Technologies

    Features & Benefits

    Labeling Claims
    Features
    • Supplied pigmented or transparent
    • Solventfree
    • Consistent, slightly textured matt finish
    • Durable
    • Improves scratch resistance and abrasion resistance
    • UV-resistant
    • Good adhesion to non-porous substrates
    • Low viscosity
    • Easy to clean and maintain
    • Very low emissions

    Applications & Uses

    Compatible Substrates & Surfaces
    Field of Application

    Polem A MC is designed for use as a matt durable topcoat for flooring systems. Please refer to the individual system data sheets.

    Substrate Preparation

    The surface to be applied Polem A MC must be clean and dry. Application should be made within 24 hours after installation of the sub layer.

    Application

    Polem A MC is supplied in prepacked units. Before mixing, precondition both A and B components to a temperature of approximately 15 to 20°C. Pour the entire contents of part B into the container of part A. Mix with a low speed (ca.300 rpm) electric drill and paddle for at least 3 minutes until homogeneous. Scrape the sides and the bottom of the container several times during mixing to ensure complete mixing. Keep the mixing head submerged to avoid entrapping air. Do not work out of the original container. Decant the mixed material into a fresh container and remix for another minute. Always work wet-in-wet otherwise you risk getting visible roller marks. Use a max. 40 cm wide short haired roller and start in the middle of one of the short sides of the floor. Dip the roller in the mixed material and apply a strip of Polem A MC parallel to the wall next to one of the corners. Dip the roller in the material again and apply as a path from the starting point and out of the other corner. Go back and repeat these step while overlapping the first track with a few centimeters With a new roller scroll backwards without stopping from one corner to the next. Offset roller with 10 to 20 cm and roll to the opposite wall without stopping. Always roll in same direction to avoid visual differences. By using this method, the period between overlaps should not exceed 1-4 minutes, and visible roller marks will be minimized. Depending on the application method and the consumption, Polem A MC appears with a slightly structured surface. This has no influence on the final properties of the coating. The curing time of the material is influenced by the ambient, material and substrate temperatures. At low temperatures, the chemical reactions are slowed down; this lengthens the pot life, open time and curing times. High temperatures speed up the chemical reactions thus the time frames mentioned above are shortened accordingly. To fully cure, the material, substrate and application temperature should not fall below the minimum.The temperature of the substrate must be at least 3°C above the dew point both during the application and for at least 8 hours after application (at 15°C).

    Consumption

    Typically 0.1–0.2 kg/m2. Do not exceed the recommended use.

    Properties

    Physical Form
    Typical Properties
    ValueUnitsTest Method / Conditions
    Fully Cured (23°C)24days
    Mixed Density (23ºC)1.1g/cm³
    Mixed Viscosity (20ºC)600mPas
    Working Time at 23°C15minute
    Mixing Ratio (A:B)3.75 : 1wt
    Ready for Traffic (23°C)3 - 8hours
    Relative Humidity (20°C)max. 85%
    Substrate Temperature44711°C
    Thickness5- - 100micron
    Temperature Resistancemax. 90°C
    Temperature Resistancemin. 90°C
    Abrasion Resistance (Taber)max. 1000mgEN 1504-2

    Packaging & Availability

    Packaging Type
    Packaging

    Polem A MC is supplied in 10 kg units.

    Storage & Handling

    Shelf Life

    Minimum 12 months stored in original containers under dry conditions at a temperature between 15 – 20°C. Do not expose to direct sunlight.