ProTXcoat 308UVPU
Ultra Violet Resistant Poly Urethane
ProTXcoat 308UVPU ProTXcoat 308UVPU is a solvent based UV stable polyurethane coating designed for the long term protection of steel and concrete structures against corrosion, UV degradation and weathering.
Typical applications
External surfaces such as, pipelines, storage tanks, concrete structures, walkways & stairways, structural steel
TECHNICAL SPECIFICATIONS
Characteristics
| Appearance | Base: | Thin film liquid |
| Activator: | Clear liquid | |
| Mixed: | Available in a wide range of colours | |
| Mixing Ratio | By weight: | 5.5:1 |
| By volume: | 4:1 | |
| Density | Base: | 1.514 |
| Activator: | 1.035 | |
| Mixed: | 1.418 | |
| Solids content | 55% | |
| Sag Resistance | Nil at 150 microns | |
| Coverage | ProTXcoat 308UVPU has been designed to be applied in 2 coats at 100 microns (4mil) wet film thickness per coat. | |
| Brush or roller applications: | The material should be applied at a target thickness of 100 microns (4mil) per coat. At 100 microns (ProTXcoat 308UVPU) will have a theoretical coverage rate of 10m2 per ltr per coat. | |
| Cure Times | ||
| The applied material should be allowed to harden for the times indicated below before being subjected to the conditions indicated: | ||
| Usable life | 10°C | 60 minutes |
| 20°C | 30 minutes | |
| 30°C | 15 minutes | |
| 40 ̊C | 7.5 minutes | |
| Minimum overcoating time | 10°C | 3 hours |
| 20°C | 90 minutes | |
| 30°C | 45 minutes | |
| 40 ̊C | 22.5 minutes | |
| Maximum overcoating time | 10°C | 72 hours |
| 20°C | 36 hours | |
| 30°C | 18 hours | |
| 40 ̊C | 9 hours | |
| Storage life | 2 years if unopened and stored in normal dry conditions (15- 30°C) |
Mechanical Properties
Adhesion
Tensile Shear to ASTM D1002 on abrasive blasted mild steel with 75 micron profile
195 kg/ cm2 (2770 psi)
Salt Fog Resistance
Tested to ASTM B117
Unaffected after 10,000 hrs
Corrosion Resistance
Tested to ASTM B117
Minimum 5000 hours
Humidity Resistance
Tested to BS3900 Part F2
Unaffected after 5000 hours
UV Resistance
Shore D to ASTM G53
Unaffected after 1000 hours
Heat Resistance
Suitable for use in immersed conditions at temperatures up to 50°C.
Resistant to dry heat up to 130°C dependent on load.
Quality
All ProTXcoat Products are supplied under the scope of the company’s fully documented quality system.
Warranty
ProTXcoat warrants that the performance of the product supplied will conform to the typical descriptions quoted within this specification provided material is stored correctly and used according to the procedures detailed in the Technical Data Sheet for the material.
Health and safety
Please ensure good practice is observed at all times during the mixing and application of this product. Protective gloves and other recommended personal protective equipment must be worn during the mixing and application of this product.
Before mixing and applying the material please ensure you have read and fully understood the detailed Material Safety Data Sheet
Legal Notice
The data contained within this Product Specification is furnished for information only and is believed to be reliable at the time of issue. We cannot assume responsibility for results obtained by others over whose methods we have no control. It is the responsibility of the customer to determine the products suitability for use. ProTXcoat accepts no liability arising out of the use of this information or the product described herein.
