Article No. 055625

    Betofix HQ6

    High-strength, swellable infill concrete

    Colour: grey | 0556
    Size / Quantity

    Brochures and Catalogues


    Product specifications

    The stated values represent typical product characteristics and are not to be construed as binding product specifications.

    Field of application

    • Mineral substrates in dry, damp, wet and underwater areas
    • Casting and underfilling of machines, steel constructions, train tracks, wind turbines and bridge bearings
    • Filling joints between precast units, pre-fab elements and basement slabs
    • Embedding supports in concrete in sleeve foundations
    • Concrete repairs according to the 3rd amendment to the SIB Guideline
    • For filling large cavities in concrete elements in accordance with the third amendment to the guidelines on the protection and repair of concrete structures (Rili-SIB)
    • Complies with DAfStb Guideline: "Production and Use of Cement-Bound Poured Concrete and Poured Mortar"
    • Interior and exterior use


    • Good flow properties
    • Self-compacting
    • Swelling capable
    • Water impermeable
    • High sulphate resistance and low active alkali content (SR/NA)
    • Maximum grain size: 6 mm
    • Reaction to fire: class A1
    • Compressive strength after 28 days: ≥ 60 N/mm²
    • Freeze/thaw-resistant
    • Corrosion-inhibiting
    • Preparation
      • Substrate requirements

        Clean, dust-free and capable of supporting a load.

      • Preparations

        Pre-wet the substrate so that it is slightly moist.

        Expose the grains close to the surface.

        The substrate must have an average pull-off strength of at least 1.5 N/mm²

    • Application
      • Application requirements

        Temperature of the material, air and substrate: from min. +5 °C to max. +30 °C

      • Working time:
        approx. 90 minutes at +20 °C


        Shutter if necessary.

        Pour continuously from one side or corner.

        Re-compact if necessary.

    • Application instructions
      • Once it has hardened, mortar must not be made workable again by adding either water or more wet mortar.

        Protect wet mortar surfaces against frost, rain and drying out too quickly for at least 4 days.

    • Working tools / cleaning
      • Mixer: twin-shaft mixer, compulsory mixer If using a mixing pump, use a batch mixer.

      • Clean tools with water while the material is still fresh.

    • Storage / shelf life
      • If stored dry in closed containers, the product will keep for approximately 9 months.

    • Usage
      • Approx. 2.1 kg/dm³

    • General information
      • The mixing water must be of drinking water quality.

        Low chromate content in accordance with Directive 2003/53/EC.

        The characteristic data given for the product was determined under laboratory conditions in accordance with DAfStb Guideline - VeBMR.

        Alkaline binders may cause a dissolution process on non-ferrous metals.

        Deviations from applicable regulations must be agreed separately.

        The relevant test certificates must be observed when planning and carrying out work.

    • Disposal instructions
      • Larger quantities of leftover product should be disposed of in the original containers in accordance with the applicable regulations. Completely empty, clean containers should be recycled. Do not dispose of together with household waste. Do not allow to enter the sewage system. Do not empty into drains.

    • Safety / regulations
      • For further information on the safety aspects of transporting, storing and handling the product and on disposal and environmental matters, please see the current Safety Data Sheet.