Jotamastic 80 by Jotun is a high-solids, surface-tolerant epoxy mastic primer engineered specifically for maintenance and repair in atmospheric environments. Designed for situations where optimal surface preparation isn't possible, Jotamastic 80 ensures strong adhesion, reliable protection, and extended coating life — even on aged coating surfaces and sub-zero temperature applications.

Suitable for carbon steel and previously coated substrates, Jotamastic 80 functions effectively as a primer, midcoat, or a single-coat system, making it highly versatile and user-friendly. For immersed environments, Jotamastic 80 Aluminium is the recommended alternative for superior underwater durability.

Whether for industrial structures, offshore platforms, or steel infrastructure, Jotamastic 80 provides trusted corrosion protection and application flexibility, reducing downtime while extending maintenance cycles.

Key Features:

• Surface-tolerant – ideal for minimal surface prep environments

• Applies in sub-zero temperatures

• High solids for extended durability

• Excellent corrosion protection in atmospheric conditions

• Can be used as primer, midcoat, or single-coat system

• Robust and easy to apply

• Ideal for carbon steel and aged coatings

• Recommended Jotamastic 80 Aluminium for immersed environments