BRITEX® PU CLEAR COATING
Moisture Cured PU Top Coat
BRITEX® PU CLEAR COATING is a single component moisture cured, polyurethane top coat providing superior bonding, flexibility and corrosion / abrasion resistance fungal and anti root formation.
Characteristics – Physical
- Colour : Clear
- Application : Spray/ Brush/Roller.
- Density, gm / cc : 1.25 ± 0.05
- Sagging @ 100 micron : No
- Theoretical coverage*, m2 / L, 50 Micron DFT : 11 – 12
- Recommended thickness*, DFT, Micron : 50 - 100
- Flash Point, COC, OC : 30
- Cure time @ 24 OC, 60% RH
- Tack free time, hr : 1– 2
- Recoat ability time, hr : 3 – 4
- Handle time, hr : 24
- Full cure, day : 1 - 2
Characteristics - Technical
| Property | Method | Result |
|---|---|---|
| Volume Solid, % | ASTM D 2369 | 60± 2 |
| Spray, 5000 hr | ASTM B 117 | Pass |
| Flexibility, % | ASTM D 522 | > 90 |
| Adhesion pull off on concrete, MPa | ASTM D 4541 | > 2.5 |
| Elasticity, % | ASTM D 412 | > 150 |
| Accelerated Weathering test | ASTM 4587 | Passes |
| Shore A hardness | ASTM D 2240 | 55 - 60 |
| Abrasion resistance, 1000 RPM, CS 17, 1 Kg load, gm | ASTM D 4060 | 0.15 |
| Direct impact test | ASTM D 2794 | 150 kg-cm |
Application
- Exterior pipe line Coating.
- Coating for structural steel, bridges, ballast tanks, storage tank, etc.
- Waste water treatment, chemical / fertilizer plants.
- Cooling tower.
- Concrete and cement surfaces.
Advantages
- Compatible with most old coatings.
- Does not require any Induction time.
- Resistant to majority of chemicals.
- Abrasion resistant.
Application Methodology
# Surface Preparation
- BRITEX® PU CLEAR COATING is applied over prepared sound and clean surface.
# Surface Preparation
- Stir BRITEX® PU CLEAR COATING by a slow speed mixture fitted with a suitable mixing paddle to ensure a homogenous mix.
- After stirring, wait for the product to settle in order to let entrapped air escape
# Application of Materia
- Apply prepared BRITEX® PU CLEAR COATING over primed surface by single component airless spray gun / brush / roller.
- Allow it to dry for 3 – 4 hrs for subsequent coating.
Cleaning & Maintenance
- Clean all tools immediately after use with NC Thinner.
Health & Safety
- Avoid contact with skin / eyes, and avoid swallowing.
- Ensure adequate ventilation and avoid inhalation of vapour.
- Wear suitable protective clothing, gloves and eye protection.
- In case of skin contact, rinse with plenty of clean water, then cleanse with soap and water. Do not use solvent to clean the contacted area.
- In case of eye contact, wash with plenty of clean water and seek medical advice.
- If swallowed, seek medical attention immediately. Do not induce vomiting.
Packing
Available in 1 L & 4 L
Storage
Store in a cool dry place, under shed, away from heat.
Shelf Life
36 months in original unopened sealed condition.