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ARDEX RA 144 Structural Epoxy Concrete Crack Repair 470mL

Professional High-Strength Structural Epoxy for Concrete Repair

ARDEX RA 144 is a high-modulus, ultra-low viscosity structural epoxy adhesive engineered for high-strength bonding. Designed specifically for horizontal gravity-feed repair, it penetrates deep into fine to medium-sized cracks in concrete slabs to provide a permanent, structural seal.

Key Features & Benefits

  • High-Strength Structural Bonding: High-modulus formula ensures exceptional adhesion for both interior and exterior concrete applications.
  • Ultra-Low Viscosity: Liquid consistency allows for effortless gravity-feeding into narrow cracks where standard epoxies cannot reach.
  • Versatile Epoxy Mortar: Can be blended with clean sand or aggregate for durable spall repair, patching, and bolt anchoring.
  • Wide Temperature Range: Reliable application performance in temperatures ranging from 10°C to 35°C.

Technical Specifications

  • Primary Use: Structural concrete crack injection and bonding
  • Location: Internal and external horizontal concrete surfaces
  • Working Time: 20 minutes (at 23°C)
  • Curing Time: Full structural cure in 24 hours
  • Packaging: 470mL dual cartridge (requires specialized applicator gun)
  • Appearance: Amber tint

Essential Injection Accessories

Downloads & Technical Data

Technical information provided by ARDEX Australia.