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PPG SigmaZinc 158 is a two component moisture curing zinc ethyl silicate primer that offers anti-corrosive protection to structural steel and is suitable for use as a system primer in various different paint systems based on unsaponifiable binders.
PPG SigmaZinc 158 offers excellent resistance to impact, abrasion and heat and works to withstand temperatures of up to 400°C under normal atmospheric conditions as well as freezing temperatures down to -90°C. When used with the right topcoat, the overall system can resist heats of up to 520°C.
PPG SigmaZinc 158 can be applied using spray, brush or roller and offers excellently fast drying properties to minimise downtime in working environments. SigmaZinc 158 is touch dry after just 30 minutes and can be overcoated after an interval of 12 hours has elapsed.
PPG SigmaZinc 158 is designed for used as a priming coating on structural steel and is highly protective in conditions and environments where protection to the surface is of high importance to prevent damages occurring. If you require more information on the uses of this product then please contact our technical support team who will be more than happy to help you.
Components: | Two Components |
Type: | Miosture-curing Zinc (ethyl) silicate Primer |
Finish: | Flat |
Stock Colours: | Grey, Greenish Grey |
Tintable: | No |
VOC Content: | 507.0 g/l |
Volume Solids: | 65 +/- 2% |
Suitable Substrates: | Structural Steel |
Application Method: | Air Spray, Airless Spary. Use of Brush for touch up and spot repair only. Roller not recommended |
Theoretical Coverage: | 8.7 m2 per litre at 75 microns |
Wet Film Thickness (WFT): | - |
Dry Film Thickness (DFT): | 75 - 100 microns (3.0 - 4.0 mils) depending on system |
Induction Time: | None |
Pot Life: | 12 hours at 20°C |
Touch Dry: | 30 minutes at 20°C |
Overcoatable: | After minimum 12 hours at 20°C |
Fully Cured: | 12 hours at 20°C |
Cleaner / Thinner: | PPG Thinner 90-53 |
Shelf Life: | years from date of production unopened |
Packaging: | Available in 18.5 Litres |