PPG Sigmacover 400AL – High-Solids Aluminium Epoxy Maintenance Coating

Sigmacover 400AL is a two-component, high-solids epoxy coating designed for superior performance in industrial maintenance environments. Formulated with aluminium pigments, it provides excellent corrosion resistance and durability, even on marginally prepared or previously coated surfaces. With its surface-tolerant chemistry and low VOC content, Sigmacover 400AL ensures long-lasting protection while meeting environmental compliance standards.

Key Features

• Two-component, high-solids epoxy system

• Aluminium-pigmented for enhanced corrosion protection

• Surface-tolerant – adheres well to a variety of substrates and existing coatings

• Excellent resistance to splash and spillage of chemicals

• High solids, low VOC formula for reduced environmental impact

• Can be used as both a primer and an intermediate (midcoat) layer

• Compatible with a wide range of topcoats

• Provides long-term adhesion and performance in harsh industrial settings

Recommended Uses

• Industrial and marine maintenance coatings

• Steel and concrete protection in chemical plants, refineries, and coastal facilities

• Intermediate or primer coat in multi-layer protection systems

Technical Information

• Chemistry: Epoxy high solids

• Application Type: Primer / Intermediate (midcoat)

• Finish: Aluminium metallic

• Resistance: Splash and spillage of a wide range of chemicals

Data Sheets

SigmaCover 400 Aluminium TDS

SigmaCover 400 Aluminium Base MSDS

SigmaCover 400 Aluminium Activator MSDS