New Guard Coatings

PPG SigmaDur 520

PPG SigmaDur 520

PPG SigmaDur 520 is a two-component, high-build semi-gloss aliphatic acrylic polyurethane finish.

SKU 0368974821-1-1-1-1-1-2-1-1-2-1-2-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-2-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1-1 Categories , , , ,

PPG SigmaDur 520

PPG SigmaDur 520 is a two-component, high-build semi-gloss aliphatic acrylic polyurethane finish.

 

Product Description

PPG SigmaDur 520 (Amercoat 450SG) is a two component, an aliphatic acrylic polyurethane that supplies a decorative finish resistant to splashes of mineral and vegetable oils, paraffins, aliphatic petroleum products and mild chemicals. Used on many areas of marine furniture due to its non-chalking, non-yellowing properties.

This is a durable product that can be used in temperatures down to -5°C and has excellent non yellowing properties. It is ideal for external areas where sunlight damage can be a concern. Not only does SigmaDur 520 resist UV light but is highly weather resistant making it ideal for use in many marine areas with harsh atmospheric conditions.

 

Product Benefits

  • Easy application by roller and airless spray
  • Unlimited recoatable
  • Excellent resistance to atmospheric exposure conditions
  • Good color and gloss retention (aluminum version becomes grey)
  • Non-chalking, non-yellowing
  • Cures at temperatures down to -5°C (23°F)
  • Tough and abrasion resistant
  • Resistant to splash of mineral and vegetable oils, paraffin, aliphatic petroleum products and mild chemicals
  • Can be recoated even after long atmospheric exposure

 

Colour and Finish

  • Full colour range
  • Semi-Gloss
  • Flat available on request for limited colours

 

Application

  • Air Spray
  • Airless Spray
  • Brush/Roller

Please refer to Data Sheet for application instructions.

 

Thinner

PPG 21-06 Thinner

 

Cleanup

PPG Thinner 90-53

 

Safety Precautions

  • For paint and recommended thinners see Information Sheets 1430, 1431 and relevant Material Safety Data Sheets
  • This is a solvent-borne paint and care should be taken to avoid inhalation of spray mist or vapor, as well as contact between the wet paint and exposed skin or eyes
  • Contains a toxic polyisocyanate curing agent
  • Avoid at all times inhalation of aerosol spray mist
  • Refer to the Safety Data Sheets and information on the can prior to use
  • Ensure use of adequate PPE – contact us for advice

 

Contact Us

For further advice regarding the use of this product, technical support or a quotation please contact us.

Basic Data at 20°C (68°F) for mixed product:

Number of components Two
Mass density White: 1.4 kg/l (11.7 lb/US gal); Aluminium: 1.1 kg/l (9.2 lb/US gal)
Volume solids White: 58 ± 2%; Aluminium: 51 ± 2%
VOC (Supplied) Directive 1999/13/EC, SED: max 287.0 g/kg (white), max 377.0 g/kg (aluminium). max. 383.0 g/l (approx. 3.2 lb/US gal) (white); max. 405.0 g/l (approx. 3.4 lb/US gal) (aluminium)
Recommended Dry Film Thickness 50 – 75 μm (2.0 – 3.0 mils) depending on system
Theoretical spreading rate 11.6 m2/l for 50 μm (465 ft2/US gal for 2.0 mils) (white);  9.6 m2/l for 50 μm (405 ft2/US gal for 3.4 mils) (aluminium)
Dry to touch 1 hour
Overcoating Interval Min. 6 hours; max. unlimited
Full cure after 7 days
Shelf life Base: at least 36 months when stored cool and dry. Hardener: at least 24 months when stored cool and dry.
Pot life 5 hours at 20°C (68°F)

Please refer to the Data Sheet for additional technical data.

Download Datasheet