Product Description
PPG SigmaCover 280 is a two component, polyamide cured, epoxy primer that can be used as a general purpose epoxy primer, ideal for use on steel and non ferrous metals. Replaces Amercoat 185 HS.
Best Uses
SigmaCover 280 works excellently well at providing good adhesion to steel, galvanised steel and non ferrous metals ready to be overcoated with most alkyd, chlorinated rubber, vinyl, epoxy and two component polyurethane coatings. Because of its excellent adhesion 280 has fantastic recoating properties that provide surfaces with the perfect protection.
- Universal epoxy primer system suitable for ballast tanks, decks, topside, superstructure, hull and cargo oil tanks
- General purpose epoxy primer in protective coating systems for steel and non ferrous metals
- Good adhesion to steel and galvanised steel
- Good adhesion to non ferrous metals
- Good flow and wetting properties
- Good water and corrosion resistance
- Cure at temperatures down to 5°C
- Suitable for the touching up of weld seams and damages of epoxy coatings during construction
- Excellent recoatability
- Can be overcoated with most alkyd, chlorinated rubber, vinyl, epoxy and two component polyurethane coatings
- Suitable on wet blast cleaned substrates (damp or dry)
- Compatible with well designed cathodic protection systems
Application
SigmaCover 280 can be applied using airless spray, long haired brush or roller with rounder edges and has an ultra fast drying time of just 1 hour. SigmaCover 280 is part of the ISO 12944-6 System For Steel C4 High system. Please refer to data sheets or systems for suitable coverage requirements, or contact our technical team on 01462 421333.
Recommended Products To Use

PPG SigmaShield 460
A two component high solids glassflake reinforced polyamine adduct epoxy coating Highways Approved Item No.123

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Thinner 91-92 is a clear, thinning product specially designed for use with various different PPG Sigma paints.