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    Epoxy Repair Material

    Lavapoxy Finish two part epoxy repair fairing coat and putty by MATEX

    Lavapoxy Finish

    Two Part Epoxy Repair Fairing Coat

    LAVAPOXY FINISH is a two-component, solvent-free, thixotropic epoxy putty designed for fine surface repair, reprofiling, and filling defects such as cracks, pinholes, and honeycombing. Its smooth texture and excellent workability make it ideal for vertical and overhead applications, including skim-coating walls and columns. Composed of high-grade epoxy resin and selected fillers, LAVAPOXY FINISH provides exceptional bond strength, compressive performance, and resistance to abrasion, chemicals, oils, and mild acids. It forms a non-shrink, impermeable layer suitable for use beneath coatings and top layers, offering long-term durability in industrial and structural concrete maintenance applications.

    Technical data:
    • Appearance : light grey paste
    • Temperature of Application : 5°C to 35°C
    • Recoating interval : after 24 hours
    • Potlife : 60 minutes @ 25°C
    • Application thickness : 1 – 3 mm
    • Coverage : 1 liter per 1 square meter @ 1 mm thickness
    • Packaging : 6 kg kit

    How to Apply Lavapoxy Finish

    Lavapoxy Finish is mixed from two pre-measured parts and applied by trowel, filling knife or spatula to a mechanically prepared, fully cured concrete surface.

    1. Prepare the surface. The substrate must be clean, sound and free from grease, friable material and curing compound, and the concrete must be fully cured. Prepare mechanically by abrasive blast cleaning or scarifying to remove laitance, remove weak concrete and fully expose blow holes and voids.
    2. Mix. Stir the base and hardener separately for 30 seconds, then empty Part B (hardener) into Part A (base) and mix thoroughly for a few minutes until homogeneous and lump free. Use a low-speed electric drill with a suitable paddle and do not add thinner.
    3. Apply. Apply with a trowel, filling knife or spatula to the prepared concrete, from feather edge up to a maximum of 3 mm depending on the substrate profile. Work the material thoroughly into cracks and pinholes, using a very clean trowel or spatula to avoid streaks.
    4. Overcoat. Lavapoxy Finish is used to fill pinholes and level irregularities before an epoxy coating system. The recoating interval is after 24 hours.
    5. Clean tools. Clean tools and equipment with Armosolvent before the product hardens. Hardened material can only be removed mechanically.

    Summary of the method in the Lavapoxy Finish Technical Data Sheet. Always follow the full TDS on site.

    Standards & Test Methods

    StandardTitleReferenced for
    ASTM D4541Standard Test Method for Pull-Off Strength of Coatings Using Portable Adhesion TestersAdhesion bond to concrete
    ASTM C580Standard Test Method for Flexural Strength and Modulus of Elasticity of Chemical-Resistant Mortars, Grouts, Monolithic Surfacings, and Polymer ConcretesFlexural strength
    EN 1504-3Products and systems for the protection and repair of concrete structures — Structural and non-structural repairListed in the TDS
    BS 6319-7Testing of resin and polymer/cement compositions for use in construction — Method for measurement of tensile strengthListed in the TDS

    Standards and test methods as referenced in the Lavapoxy Finish Technical Data Sheet. Values in the TDS are typical laboratory results under standard conditions.

    Frequently Asked Questions

    What thickness is Lavapoxy Finish applied at?

    Application thickness is 1-3 mm per the technical table; the TDS says it ranges from feather edge up to a maximum of 3 mm depending on the substrate profile.

    What is the coverage of Lavapoxy Finish?

    1.0 liter of Lavapoxy Finish covers 1 square meter at 1.0 mm thickness. Coverage is approximate and subject to site conditions.

    When can Lavapoxy Finish be overcoated?

    The recoating interval is after 24 hours. It is designed for use before applying an epoxy coating system.

    What can Lavapoxy Finish be used for?

    Uses include crack repair in structural components, filling pinholes before overcoating, touch-up of fair face concrete, skim coating walls and columns, filling honeycombing in soffits, and re-profiling expansion joints and concrete elements.

    How is Lavapoxy Finish packed?

    It is supplied as a 6 kg two part container kit, with a shelf life of 12 months from production when stored unopened in a covered, temperature-controlled warehouse.

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