SeaShield 520 Patch Repair

SeaShield 520 Patch Repair is a fast setting vertical & overhead repair mortar.

SeaShield 520 Patch Repair is a single component, Portland cement-based, polymer-modified material designed to repair and rehabilitate vertical and overhead concrete and masonry surfaces and applications without the need for costly formwork. This fast setting repair mortar offers low shrinkage and high strength, allowing it to be placed and sculpted to final shape in a single application up to 2″ in (50 mm) thickness. SeaShield 520 Patch Repair meets ASTM C-928 for dry packaged rapid hardening cementitious materials for concrete repairs.

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Request Safety Data Sheets (SDS)
  • High polymer modification provides tenacious bond
  • Fast setting, 6-20 minute initial set
  • Apply from featheredge up to 2″ (50 mm) in single application
  • Make repairs without costly forming
  • Free of chloride, gypsum, and heavy metal
  • Non-shrink
  • Self-curing
  • Freeze-thaw resistant
  • Sulfate resistant
  • Single component

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