SKU: ID3976
Part A: UN1263 (Class:3, Pk Grp: II), Part B: UN3077 (Class: 9, Pk Grp: III)

PPG SigmaZinc 158

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.
Available in 18.5 Litres in Grey
* These colours are for guidance only. Variations between output devices can misrepresent the appearance of an actual colour. Also, we strongly advise that you order your complete paint requirements simultaneously to ensure a uniform batch colour.
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As low as:
£489.51
Inc VAT £587.41
PRODUCT DETAILS

PPG SigmaZinc 158 is impact and abrasion resistant, withstand temperatures of up to 400°C as well as freezing temperatures down to -90°C, the overall system can resist heats of up to 520°C.

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.

Best Uses

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.

Application

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.

Surface and Environment

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.

TECHNICAL

Certificates & Approvals

  • Certificate for ASTM A-490 class 'B' for slip coefficient
  • Complies with SSPC-Paint 20

Notes

  • Anti corrosive primer for structural steel
  • Suitable as a system primer in various paint systems based on unsaponifiable binders
  • Galvanic action eliminates sub film corrosion
  • Can withstand substrate temperatures from -90°C up to +400°C, under normal atmospheric exposure conditions
  • When suitably topcoated provides excellent corrosion protection for steel substrates up to +520°C.
  • Good low temperature curing
  • Good impact and abrasion resistance
  • Must not be exposed to alkaline (more than pH 9) or acidic (less than pH 5.5) liquids

Technical Info

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

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