Hempadur Avantguard® 550

Excellent corrosion protection up to C5 high environments


Hempadur Avantguard 550 is an activated, zinc epoxy primer in compliance with the requirements of Level 3, type II in SSPC Paint-20, 2019. Hempadur Avantguard 550 functions as a zinc-rich epoxy featuring a higher mechanical strength. The product is in full compliance with ASTM D520 type II and EU Directive 2004/42/EC, the Paints Directive on the limitation of volatile organic compounds: subcategory j.


Reduces the effect of corrosion and provides very good galvanic protection. Fast drying primer with short minimum overcoating intervals. Excellent mechanical strength, also in cyclic temperatures, with improved tolerance to high film thickness through high flexibility and self-healing effect. Superior tolerance to high relative humidity during application. Cures down to -10°C [14°F].

Recommended use

Hempadur Avantguard 550 is recommended as a versatile primer for long-term protection of steel in severely corrosive environments.

Markets and application

Infrastructure/Civil structures
Infrastructure/Infrastructure others
Oil and Gas/Upstream offshore
Oil and Gas/Upstream onshore
Oil and Gas/Downstream
Thermal Power/Thermal power

Challenging the standard for corrosion protection

By combining zinc, hollow glass spheres and our proprietary activator, Triple Activation with patented Avantguard technology efficiently activates the zinc content. The result is longer-lasting steel with less maintenance and a reduced environmental impact.

Discover Triple Activation with patented Avantguard technology


Discover more Avantguard products

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Hempadur Avantguard 770

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Hempadur Avantguard 860

A zinc-rich epoxy primer that provides the highest protection in the most corrosive environments. Engineered as a fast curing alternative to inorganic zinc silicates.