Saffro Mellow Coatings And Resins



Two-component Air Drying acrylic aliphatic polyurethane finish coating.

Recommended Use :-

This product has excellent gloss, moderate colour retention and non-yellowing properties, against Ultraviolet rays and weathering, This product is recommended as topcoat with suitable primers and undercoats for use in moderate Chemical & Saline atmosphere for better aesthetics and corrosion resistance. It is recommended for Transportation Industries, Infrastructure Projects, locomotives, steel structure etc. is recommended as a self-priming coat for direct adhesion on variety of substrate like MS, Aluminum, Galvanized Iron and selected plastic surfaces.

Physical Data

COLOUR : Assorted shades.
FINISH : Glossy / Semi-glossy / Matt SOLIDS BY
VOLUME : 40 ± 3% (Depends on shade)
THEORETICAL SPREADING RATE : 15 sq.mt / ltr @ recommended DFT of 30 µ
FLASH POINT : Base: Above 23° C Hardener: Above 23° C
DRYING CHARACTERISTICS (At 30°C & 65% Relative Humidity) : SURFACE DRY : 70 - 80 minutes HARD DRY : Overnight. FULL CURE : 7 Days
SHELF LIFE : BASE : 6 months HARDENER : 6 months

Surface Preparation

This being a topcoat, which is applied over , primer or intermediate coats, the surface should be free from oil, moisture, dust and dirt. Aged epoxy / PU coating should be roughened by emery paper grade 400 / 600 for better bonding.

Application Data :-

MIXING RATIO : Base: Hardener (As per our recommendation)
APPLICATION : By Brush / By Conventional Spray / By Airless Spray
THINNER : Type 290
POT LIFE : 4 hours min at 30°C
OVER COATING INTERVAL : MIN : 8 hours MAX : 24 hours
COMPATIBILITY : Can be applied over Epoxy and Polyurethane primers, intermediate coats and topcoats.

Application Method

Stir the Base part thoroughly. Mix the base and hardener as per our recommended ratio, by volume. Stir the mix gently to attain homogeneity. Add Thinner Type 290 into the mix, if required, depending on application method, and stir gently for few minutes. Allow the mixture to stand still (maturation) for about 10minutes to initiate the reaction. Strain the paint through Nylon filter cloth 400 mesh size and apply uniformly over the surface. All equipments used for above should be properly cleaned.

Application :-By Conventional Spray / By Airless Spray

For Conventional Spray application :-

Thinner : 290
Addition : 5 - 15%
Nozzle Orifice : 1.2 -1.4 mm
Nozzle Pressure : 40-70 p.s.i.

For Airless Spray application :-

Thinner : 290
Addition : Max 5% if required
Nozzle Orifice : 0.28 - 0.37 mm
Nozzle Pressure : 1400-1800 p.s.i.


1. Do not apply paint when temperature falls below 10°C or rises above 50°C and when Relative Humidity is above 85%. Do not apply during rain, fog, or mist. Surface temperature must always be minimum of 3°C above Dew point.

2. Spray equipment should be cleaned with SAFFRO's recommended thinner otherwise equipment is liable to be damaged.

3. Specific shades free from toxic pigment like Lead, Chrome, cadmium version is also available on request.

4. DFT variation can be obtained by change in application method / thinning ratio.

5. Shelf life indicated is minimum for this Product in sealed conditions and it is subject to re-inspection thereafter. Individual component is required to be stored in cool, dry and covered condition, away from heat and ignition.

Health & Safety

This is a solvent based paint and care should be taken to avoid inhalation of spray mist or vapours as well as contact between the wet paint and exposed skin or eyes.

Limitation of Liability

To the best of our knowledge, the technical data in our literature are true and accurate at the date of issuance but are subject to change without prior notice. We guarantee our product to conform to the specifications contained herein. We make no other warranty or guarantee of any kind, express or implied, including merchantability and fitness for particular purpose. Liability, if any, is limited to replacement of the product or refund of the purchased price. Labour or cost of labour and other consequential damages are hereby excluded.