Colorite Thermo-Cool

Colorite Thermo-Cool

ColoRite Thermo – Cool is Designed to Lower The Surface Temperature of Buildings when Used for Roofing/Walling Applications and Provides Thermal Comfort and Energy Savings.


Substrate : ASTM A653/A653M
Paint Coating : ASTM A755/755M
* Technical terms and conditions will be applied

Colorite Thermo-Cool is Pre-Painted Galvanized steel sheet coated with thermal reflective paint, consisting of special ceramic pigments. This product is designed to lower the surface temperature of buildings when used for roofing/wall applications and provides thermal comfort and energy savings.


Galvanized steel, minimum G60(180 GSM). Grade CS Type A&B, FS Type A & B , SS 33, SS40 , SS50.

Typical Uses

Roofing and Walling, Sandwich Panels, K-Span, Cold Rooms, etc.

Dimensions: (For normal supply products)

Thickness* (mm) Width** (mm)
From 0.32 to 1.20 From 50 to 1320
* For grade SS50, minimum thickness is 0.50 mm
** For width less than 1000 mm are supplied with slit edge For specific dimensions please contact Sales and Marketing Dept.
Pretreatment Corrosion resistance proprietary conversion coating.
Primer Coat Universal Corrosion inhibitive Primer Nominal thickness- 5 microns each side
Finish Coat Custom formulated system. Nominal thickness-20 microns on the top or weather side.
Backing Coat Custom formulated Backer-5-7 microns Special backer suitable for foam application can also be provided Back coat can be in the same top coat colour and DFT as required
Gloss (60˚) Nominal 30 – 35% Other gloss levels may be available on request

Guaranteed Paint Properties

Test Test Method Description Results
Hardness (Pencil) ASTM D 3363 Pencil F or harder
Adhesion -T bend ASTM D 4145 T-bend 3T or less (No Pickoff)
Flexibility ASTM D 4145 T-bend 3T or less (no cracking)
Adhesion – Reverse impact ASTM D 2794 Reverse impact > 10 joules
Cross Hatch ASTM D 3359 Cross hatch > No paint removal
Gloss 60˚ (%) ASTM D 523 Gloss 30 – 35
Color Difference ASTM D2244
Light colors Δ E – ≤1.0
Medium Colors Δ E – ≤ 1.5
Dark Colors Δ E – ≤2.0 / Visual match
Metallics Visual match

Expected Product Service Performance

Property Test Method Description Results
Resistance to UV (QUV-A) ASTM G53 Exposure Hours 1000 Hrs
ASTM D2244 Color Change DE Hunterlab – Light color ≤4 Int.Color ≤6 Dark color ≤8
ASTM D4214 Chalking ASTM Rating 4 – 2
ASTM D523 % Gloss Retention ≥ 40
Natural well washed exposure ASTM G7 Exposure Hours 7 Yrs
ASTM D2244 Color Change (Non Vertical) DE Hunterlab – Light color ≤6 Int.Color ≤9 Dark color ≤12
ASTM D4214 Chalking ASTM Rating 4 – 2
ASTM D523 % Gloss Retention ≥ 30
Resistance to corrosion (Salt Spray) ASTM B117 Exposure Hours 500 Hrs
ASTM D714 & ASTM D1654 Blister Density, Size & Corrosion Creep Blister density- Few, Blister size rating ≥8 Undercut from scribe ≤2mm
Resistance to humidity at 38± 1°C ASTM D 2247 Exposure Hours 1000 Hrs
ASTM D714 Blister Density & Size Blister density- Few, Blister size rating ≥8
Resistance to Abrasion ISO 1518 Scratch ≥ 2000gms
Resistance to Heat (ECCA T13) ASTM D2244 90°C – 700 hours or 60°C – 1000 Hours ΔE ≤ 5 , ΔGloss ≤ 7%
Resistance to Fire BS 476 Part 7 Fire rating Class M1
Total Solar Reflectance ASTM G159 Solar Reflectance TSR* values for different colors: RAL 3009 – 23 % RAL 8017 – 24 % RAL 7024 – 25 % RAL 6003 – 27 % RAL 9005 – 33 % Arabian Beige – 49 % RAL 1015 – 51 % RAL 7035 – 60 %
*TSR values for other colors can be provided on request. SRI values and Thermal emittance values can be provided on request.
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