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    Epoxy Grout

    Epocrete PC Plus high strength pile head re-profiling epoxy grout by MATEX

    Epocrete Pc Plus

    High Strength Pile Head Re-profiling Epoxy Grout

    EPOCRETE PC PLUS is a high-performance, three-component epoxy grout designed specifically for pile head re-profiling and waterproofing applications. This self-compacting, free-flowing system forms a dense, impermeable barrier that prevents groundwater ingress through the pile head, ensuring long-term structural protection. With excellent bond strength to concrete, it delivers high compressive strength and superior durability under dynamic loads. It offers exceptional resistance to soil-borne chemicals and is compatible with a wide range of waterproofing systems. EPOCRETE PC PLUS provides both mechanical performance and watertight integrity, making it ideal for critical below-ground infrastructure.

    Technical data:
    • Appearance : grey paste
    • Minimum Grout Depth : 10 mm
    • Maximum Grout Depth : 100 mm
    • Application Temperature : 5°C to 40°C
    • Yield : 15.0 liter of mixed grout per 30 kg kit
    • Packaging : 30 kg kit
    • Shelf life : : 12 months

    How to Apply Epocrete Pc Plus

    Epocrete PC Plus is poured onto the prepared pile head inside leak-proof formwork to re-profile it and form a waterproof layer.

    1. Cut and break out the pile head. Cut the pile boundary at the required level with a concrete saw to give a neat cut with no feather edging, then break out the area to the prepared level.
    2. Clean and protect the rebar. Straighten the reinforcement bars and clean them of rust; grit blast corroded bars to bright metal. Immediately coat them with Lavafer or Lavazinc EP, then clean the substrate of dust, loose parts, stripping-oil traces, efflorescence and rust.
    3. Fix the formwork. Construct leak-proof formwork and coat its inside with release agent, without coating the top of the pile head.
    4. Mix the three components. Stir base and hardener separately for two minutes, add Part B to Part A and mix with a low-speed drill and paddle for 3 minutes. Add Part C (filler) while mixing for 3–5 minutes more until lump-free, then let the mix rest a few minutes to release entrapped air. Never mix partial quantities.
    5. Place and level. Place the grout directly onto the pile head and let it self-level while checking the formwork for leaks. Level it with a steel trowel to the upper edge of the formwork, mixing enough for a full pile head or equal multiples.
    6. Strip and touch up. Remove the formwork after the grout cures, check the perimeter for defects and touch up with Lavapoxy Finish for a smooth, integrated, tight epoxy layer.
    7. Clean tools. Clean tools with Armosolvent before the material hardens; hardened material can only be removed mechanically.

    Summary of the method in the Epocrete Pc Plus Technical Data Sheet. Always follow the full TDS on site.

    Standards & Test Methods

    StandardTitleReferenced for
    EN 1504-6Products and systems for the protection and repair of concrete structures — Anchoring of reinforcing steel barListed in the TDS
    ASTM C579Standard Test Methods for Compressive Strength of Chemical-Resistant Mortars, Grouts, Monolithic Surfacings, and Polymer ConcretesCompressive strength at 7 days: 100.0 N/mm2
    ASTM C580Standard Test Method for Flexural Strength and Modulus of Elasticity of Chemical-Resistant Mortars, Grouts, Monolithic Surfacings, and Polymer ConcretesFlexural strength at 7 days: 21.0 N/mm2
    ASTM C307Standard Test Method for Tensile Strength of Chemical-Resistant Mortar, Grouts, and Monolithic SurfacingsTensile strength at 7 days: 15.0 N/mm2
    BSEN 12390Testing hardened concreteWater permeability: NIL
    ASTM C882Standard Test Method for Bond Strength of Epoxy-Resin Systems Used With Concrete By Slant ShearBond strength: higher than the tensile strength of concrete

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

    Frequently Asked Questions

    What is the compressive strength of Epocrete PC Plus?

    Compressive strength is 100.0 N/mm2 at 7 days (ASTM C579). Flexural strength is 21.0 N/mm2 and tensile strength 15.0 N/mm2 at 7 days.

    What is the pot life of Epocrete PC Plus?

    Pot life is 60 minutes at 25°C. Pot life shortens dramatically at high temperature, and the product should not be applied below 5°C ambient.

    How much grout does a 30 kg kit of Epocrete PC Plus yield?

    It achieves approximately 15.0 liters of wet mixed grout per 30 kg kit, supplied as two metallic containers and a bag of filler.

    Which primers are used on pile rebar before Epocrete PC Plus?

    After cleaning, coat the reinforcement bars with Lavafer, a two-component cementitious corrosion-inhibiting primer, or Lavazinc EP, a two-component epoxy zinc primer.

    What is the shelf life of Epocrete PC Plus?

    12 months from production date when stored in unopened original packing, in dry conditions away from direct sunlight and high humidity.

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