SIGMACOVER™ 300 Tar Epoxy Coating is a two-component thick paste polyamine-adduct cured tar epoxy coating. It has excellent resistance to (sea) water, water and crude oil, corrosion, chemical wastewater, low temperature construction and curing, and abrasion resistance. It is also a highly recognized corrosion protective coating that can be compatible with well-designed/stable cathodic protection systems.
This document is a product data sheet for SIGMACOVER™ 300, a two-component thick-film tar epoxy coating cured with a polyamine adduct. It is designed for immersion environments such as hull bottom plating and ballast water tanks, offering excellent resistance to seawater, crude oil, and chemical sewage. The coating is compatible with well-designed cathodic protection systems and holds approval from Lloyd's Register. This manual is written in Chinese.
| Component Type | Two-component |
|---|---|
| Density | 1.5 kg/L |
| Volume Solids | 71 ± 2% |
| Recommended Dry Film Thickness | 125 - 500 microns |
| Theoretical Coverage | 5.7 m²/L |
| Touch Dry Time | 4 hours |
| Full Cure Time | 7 days |
The recommended mixing ratio of base to hardener is 86:14.
Application can be performed at temperatures as low as -5°C, provided the substrate surface is dry and not frozen.
Yes, it is compatible with well-designed and stable cathodic protection systems.