Semi Gloss paint based on polyurtan
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These outside paints are based on polyurtan and they are used to protect metal- wooden- cement levels,and also, in galvanized sheet, these paints have proper resistance to sunshine, heat, water, chemical materials and oil spray.
- Number of components: two
- Viscosity: 50-140 seconds cup 4
- Durability time after mixing : 8 hours in 25 degrees.
- Brightness: semi shining.
- Components mixture ratio: (internal) it is announced while sending by producer.
- Before use this paint, it must mix well, till it becomes routine solution.
- Spray with air ,nozzle tip pressure 3-5 Bar
- nozzle diameter 1.2-2 mm
- Spray without air , nozzle tip pressure 120-150 Bar,
- nozzle diameter, 0.38-0.48 mm
- Spray angle: 60-80 degrees.
- Painting- brush and roller must be suitable and some layers must used to get the needed thickness.
Dry times and recoating:
- Surface dry at 25 degrees: 1-2hours.
- Profound dry : 5-6 hours
- Time of next layer perform: minimum 12 hours.
- Time of becoming gel: 4 hours after mixing with hardner.
- Maximum relative humidity: 90%
- The surface temperature must be at least 3 ° C above the dew point temperature.
- Suitable surface temperature for applying paint should be between 5-30 degrees.
Painting surfaces : surface must be completely dry and without salt, oil , lipid, dust and any other form of impurity. So , the surface can be clean with fresh water , there was any rustiness or corrosion on surfaces, it must clean with usual ways and proper primer system must perform.
Steel levels of surface must be completely dry and without salt, oil, lipid, dust and any other form of impurity, so , the surface minimum till sa 2/5 degrees must prepare and solvent washing on SSPC-SPI standandards.
Suggested color system:
This paint can perform on whole painting layers based on rosin epoxy and polyurtan.
Keeping and storage:
This paint and it s thinners , are flammable. So, they must be kept in closed container or plombe and away from fire, heat, strong electric flow, explosive materials. To durability increasing of containers, they must be away from water or humid, and after open them, it is recommended to consume them soon. Storage temperature must be 10-30 degrees and it s air conditioning must be proper. To assurance of proper and health quality of paint , consuming of it before expire time, is necessary. The expire time of this paint basis is 12 month and hardness component (hardner) is 9 month after producing.