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High-Strength Rapid Repair Mortar for Concrete Pavements

Specialty Floor Construction Materials

High-Strength Rapid Repair Mortar for Concrete Pavements

Concrete Pavement Rapid Repair Mortar is a high-performance material specially designed for the swift restoration of damages on concrete pavements.

    Product Application

    It addresses a wide range of common issues encountered in concrete roadways, including:

    1.Crack Repair: Ideal for fixing cracks caused by temperature variations, load stress, or subsidence.

    2.Pothole Filling: Suitable for repairing potholes and depressions due to wear, impact, or material degradation.

    3.Surface Wear Restoration: Targets surface abrasion, spalling, and erosion of the concrete pavement.

    4.Sand Loss Treatment: Specifically addresses sand particles' loose detachment on the concrete surface.

    5.Exposed Aggregate Repair: Fixes exposed aggregate, which occurs when the surface mortar layer wears off or gets damaged.

    6.Hollow Sound Repair: Deals with hollow sounds resulting from internal voids or separation within the concrete.

    7.Peeling and Delamination Repair: Corrects peeling and delamination problems typically caused by poor concrete quality, improper construction techniques, or environmental factors.

    8.Heavy Load and High Traffic Repair: Applicable for repairing heavily loaded or frequently trafficked concrete pavements, such as ports, industrial zones, airport runways, etc.

    Product advantages

    When using concrete pavement rapid repair mortar, it's crucial to accurately assess the nature and severity of the damage, select the appropriate material type and construction method to ensure the quality and durability of the repair work. Proper surface preparation and adherence to the manufacturer's guidelines are also key to successful repairs.

    Concrete Pavement Rapid Repair Mortar boasts numerous significant advantages that make it the ideal choice for road maintenance and emergency repairs. Its main benefits include:

    1.Rapid Setting: This is the core advantage of these materials. They can achieve the basic strength required for light vehicular traffic in approximately 2 hours, and full opening within 24 hours, significantly reducing road closure times and minimizing traffic disruption.

    2.High Strength: The repair mortars possess exceptionally high compressive and flexural strengths, capable of enduring repeated heavy vehicular loads, ensuring stability and durability of the repaired area even under high load conditions.

    3.Superior Bonding: They exhibit extremely high bonding strength with existing concrete pavements, maintaining stability even in thin-layer repairs without easily peeling or fracturing, ensuring the repaired surface integrates seamlessly with the original pavement.

    4.Ease of Construction: No complex machinery or highly specialized skills are needed during construction. Mixing and laying processes are relatively simple, and the rapid setting reduces the duration of traffic disruption.

    5.Durability: These mortars have outstanding weather resistance and corrosion resistance, with aging resistance far exceeding ordinary concrete. Performance deterioration is slow, ensuring long-term stability of the repaired area.

    6.Aesthetics: The repaired color closely matches the original concrete, maintaining visual consistency of the pavement and enhancing overall aesthetics.

    7.Compressive and Flexural Strength: Even under extreme conditions such as high-speed and high-pressure traffic flows, the repair mortar maintains excellent structural integrity, not easily breaking or flaking.

    8.Broad Application Range: Suitable for various types of concrete pavements, including municipal roads, highway toll gates, urban and rural highways, gas stations, parking lots, factory workshops, etc., capable of handling demands under different environments and usage conditions.

    9.Cold Weather Construction Capability: Some products can be applied at lower temperatures, expanding the construction season and environmental conditions under which they can be used.

    These features make Concrete Pavement Rapid Repair Mortar the preferred choice for modern road maintenance and emergency repairs, significantly enhancing the efficiency of road repairs and traffic safety.

    Product specifications

    Usage

    1.6 kg/㎡/mm; Recommended repair thickness is 3-5 mm, with a maximum of 1 cm; For a thickness of 3 mm, the usage is 4.8 kg; For a thickness of 5 mm, the usage is 8 kg; Above 1 cm, add 30% pea gravel.

    Water-to-powder ratio

    18%

    Standard compliance

    JC/T 2381-2016 "Repair Mortar"

    Setting time / min

    Initial setting at 20 minutes; Final setting at 45 minutes

    Tensile bond strength / MPa (untreated 1 day)

    0.65 MPa

    Compressive strength / MPa

    33.6 MPa after 24 hours; 60.1 MPa after 28 days

    Flexural strength / MPa

    8.8 MPa after 28 days

    Compression-to-tension ratio

    6.8 at 28 days

    Adding water and stirring until smoothntr

    Adding water and stirring until smooth

    Applying a specialized bonding primerddg

    Applying a specialized bonding primer

    Applying degassing with a defoaming rollermp6

    Applying degassing with a defoaming roller

    High-pressure water jet washing the groundhgs

    High-pressure water jet washing the ground

    Laying the mortar evenlyjgx

    Laying the mortar evenly

    Repair completeddfx

    Repair completed

    Thoroughly moistening the groundqec

    Thoroughly moistening the ground

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