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Polyurethane Primer (Two-Component)

Polyurethane Primer (Two-Component)

    PU Flex Primer 2K is a polyurethane based, two component, and solvent- free coating that designed as primer for concrete and cement based surfaces. It is especially designed for humid or wet concrete surfaces (at least 7 days old). It provides fast curing and toxic free surface, as well as being solvent-free (zero VOC/Volatile Organic Components)

    AREA OF USES

    • Used as primer over metal surfaces, galvanized metal, aluminium, marble.
    • It is used as primer on Plastered and coated surfaces.
    • Can be used over wood surfaces as primer.
    • It can be used in application environments with insufficient ventilation conditions.
    • It can be used as primer over bitumen and asphalt based   membrane.
    • It can be used as non-polyurethane based systems such as acrylic paints. 

    ADVANTAGES OF THE PRODUCT

    • The product has superior adhesion to almost all types of surfaces.
    • It is solvent-free.
    • It can be used interiorly and exertional surface.
    • Curable on humid/wet concrete and in low temperature.
    • IT has high hydrophobic characteristics.
    • Effective as a water tightness material when processed with mineral fillings.
    • It can be used as a filling and geotextile adhesive.

    SHELF LIFE / STORAGE CONDITIONS

    24 months from date of production.

    The product must be stored as per local storage regulations and should be kept in dry and well-ventilated location far from heat and direct sunlight.

    AVAILABILITY

    Available in 15 kg set (Metal cans)

    (Packing may vary from country to country depending on local requirements)



    PHYSICAL CONSTANTS

    Shade / Colors
    : Transparent 
    Finish
    : Glossy
    Volume solids %
    : 100 %
    Theoretical spreading
    : 10 M²/ litre (100 micron dry film thickness)
    Recommended DFT
    : 80 - 100 micron
    Density
    : 1.02 ± 0.05 kg / L
    VOC
    : 10 g/ltr
    Specific gravity
    : 1.6 kg / litre
    Recoat interval, min
    : 8 hours (20°C / 68°F)
    Dry to touch
    : 2 – 3   hour(s) 20°C / 68°F
    Hard Dry
    : 4 - 6 hour(s) 20°C / 68°F
    Dried/cured for service
    : 7 days  20°C/68°F



    APPLICATION DETAILS

    Mixing Ratio
    : Component A :3 - Component B 2 (by weight or by volume)
    Thinner
    : Do Not thin the product.
    Application method
    : Airless spray / Brush and roll


    SURFACE PREPARATION

    Concrete: Remove slip agent and other possible contaminants by emulsion washing followed by high pressure hosing with fresh water. Remove scum layer and loose matter to a hard, rough and uniform surface, preferably by abrasive blasting, possibly by other mechanical treatment or acid etching. Seal surface with suitable sealer, as per relevant painting specification.

    PRECEDING COAT

    None

    CLEANING

    Clean all equipment and tools with strong solvent immediately after use.

    APPLICATION CONDITIONS

    Use only where application and drying can proceed at temperatures above 5°C, and relative humidity is below 75%. Apply only on a dry and clean surface.

    SAFETY

    For information and advice on the safe handling, storage and disposal of chemical products, users should refer to the most recent Material Safety Data Sheet containing physical, ecological, toxicological and other safety-related data.

    REMARK

    • All technical data stated in this Product Data Sheet are based on laboratory tests. Actual values may vary due to circumstances beyond our controls.
    • Newly applied material should not be exposed to rain and frost for 24 hour.
    • It should not be used in rainy and fog weather under + 5 ° C.

    Tags: surface , coating