Flextra® WD4008M is a high-performance adhesive solution formulated for demanding industrial applications. It provides superior bonding strength and long-lasting durability, particularly in automotive, aerospace, and packaging industries. This adhesive ensures reliable performance in both extreme temperatures and harsh environments, offering exceptional adhesion for long-term applications. It is ideal for industries that require strong, durable bonds under challenging conditions, making it a trusted choice for manufacturers looking for optimal bonding solutions in critical applications.

RTU Product Type: Primer, Waterborne Coating

Application Area: Extrusion Films

Compatible Substrates & Surfaces: Film, Foils, Metalized Polyester, Nylon, Polyethylene (PE), Polypropylene (PP), Polyvinylidene Chloride (PVDC)

    Enhanced TDS

    Identification & Functionality

    Applications & Uses

    Application Area
    Compatible Substrates & Surfaces
    Segment
    Typical Applications
    • Primer for PVDC and PVOH
    • Chemical Treatment of Cast Films
    • Print Primer
    • Primer for Metallizing
    • Primer for Extrusion Films
    • Primer for Heat Seal Coatings

    Properties

    Physical Properties
    ValueUnitsTest Method / Conditions
    Solid Content35%-
    Viscosity (at 73°F)30cPs-
    Specific Gravity1.0--
    Density8.3lbs/gal-
    Typical Properties
    ValueUnitsTest Method / Conditions
    Coat Weight (Chemical Treatment of Cast Films After Tenting)0.3 - 0.5gsm-
    Coat Weight (Chemical Treatment of Cast Films Prior to Tenting)1.6 - 3.2gsm-
    Coat Weight (Metallizing Primer)0.8 - 2.4gsm-
    Coat Weight (Primer for extrusion)0.8 - 2.4gsm-
    Coat Weight (Primer for heat seal coatings)0.8 - 2.4gsm-
    Coat Weight (Primer for PVDC and PVOH)1.3 - 2.0gsm-
    Coat Weight (Print primer)0.3 - 1.6gsm-
    Mix Ratio (by weight, adhesive:coreactant)100:3--
    pH7.6--
    Surface Energy (Nylon)min. 50dyn-
    Surface Energy (PE)min. 38dyn-
    Surface Energy (Polyethylene Terephthalate (chemical treatment))min. 40dyn-
    Surface Energy (Polyethylene Terephthalate (corona treatment))min. 50dyn-
    Application Properties
    ValueUnitsTest Method / Conditions
    Pot Life with Coreactant8 - 12hours-
    Cure Time (Full)24 - 48h-

    Packaging & Availability

    Regional Availability
    • North America

    Storage & Handling

    Shelf Life
    4 months
    Storage Conditions

    Store at temperatures below 90oF to prevent premature aging and thickening.