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ARDEX RA 56 Rapid Concrete Crack & Spall Repair Adhesive

High-Performance Rapid Concrete Crack & Spall Repair

ARDEX RA 56 is a professional-grade, ultra-low viscosity, 2-component hybrid polyurethane adhesive engineered for high-speed concrete restoration. When minimal downtime is critical, RA 56 delivers a structural repair that is open to traffic in less than 60 minutes.

Why Choose ARDEX RA 56?

  • Deep Penetration: The ultra-low viscosity allows the adhesive to penetrate deep into hairline cracks for a permanent structural bond.
  • Versatile Application: Mix with dry, bagged aggregate to create a high-strength spall repair mortar that can be ground flush quickly.
  • Rapid Return to Service: Traffic-ready and fully cured in just one hour.

Product Specifications

  • Substrates: Concrete floors and structures
  • Location: Internal and external use
  • Cure Time: 60 minutes (full traffic)
  • Color: Grey
  • Packaging: 254mL cartridge or 4L kit

Compatible Accessories

Technical Documentation

Ardex RA56 Technical Datasheet (PDS) | Safety Data Sheet (SDS) - Part A | Safety Data Sheet (SDS) - Part B

Product information and technical specifications sourced from ARDEX Australia