Description: Heavy-duty high zinc content epoxy primer meeting HG/T3668-2020 requirements; superior galvanic protection.

Recommended Uses: Offshore platforms, heavy marine, bridges, petrochemical steel, wind towers—first coat in multi-coat high-performance systems.

Key Features: Strong cathodic (sacrificial) protection | Excellent adhesion & mechanical durability | Rapid overcoating window (per PDS) | Enhances system lifetime in C4–C5/M marine exposures.