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Barrier is a two component polyamide cured zinc rich epoxy coating. It is a very high zinc dust containing product and conforms to the compositional requirements of SSPC paint 20, level 2. The declared product provides very good corrosion protection as part of a complete coating system. It is to be used as primer in atmospheric environments. Suitable for carbon steel, repair of inorganic zinc silicate coating and damaged galvanized steel substrates, it complies with ASTM D520 type II zinc dust. Barrier is suitable for structural steel and piping exposed in corrosivity categories up to CX (ISO 12944-2). It is recommended for offshore environments, refineries, power plants, bridges, buildings, mining equipment and general structural steel. Specially designed as a primer for coating systems where extended durability is required.