PPG SIGMAFAST 278
Verified by manufacturer 4 months ago
Two-component, high solids, zinc phosphate epoxy primer and buildcoat.
Application
Structural steel framing.
Description
Epoxy primer or buildcoat in protective coating systems.
Features and benefits:
- Epoxy primer or buildcoat in protective coating systems.
- Excellent corrosion resistance in atmospheric exposure.
- Cures at temperatures down to -5°C (23°F).
- Surface tolerant coating.
- Speed curing in steel fabrication.
- Easy application by airless spray.
- Wide application range.
- ACQPA 27752-certified COLOR AND GLOSS LEVEL.
Substrate preparation:
Apply this product to the specified thickness as soon as possible after the surface is prepared. Steel; blast cleaned to ISO-Sa2½ or minimum SSPC SP-6, blasting profile 40 – 70 µm (1.6 – 2.8 mils) or power tool cleaned to minimum ISO-St3 / SSPC SP3.
General information
Color | Red Brown Grey Other |
Finish | Semi-gloss |
Material | Epoxy resin |
Shape | Formless |
Uniclass | |
CAWS | G10/638 Shop priming M60/175 Protective coating G10/640 Shop painting M60/195 Special coating M60/18 Special coating G10/630 Galvanizing plus site-applied G10/660 Shop plus site painting |
Specification data - Solvent-borne metal primers
Composition | Epoxy. |
Execution | Primer dry film thickness (dft) 75 - 250 µm. |
Volume solids | 80 ± 2%. |
Recoating time | Minimum: 2 hours. Maximum: Unlimited. |
Shelf life | Base: At least 24 months when stored cool and dry. Hardener: At least 24 months when stored cool and dry. |