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Transunilac Finish 3.31

Product Overview
Transunilac Finish 3.31 is a one-component alkyd topcoat. It has good durability, high gloss and excellent colour retention. It is available in a wide range of colours and is easy to apply. The low flame spread of this product range complies with IMO 2010 FTP regulations Part 2 and Part 5 .
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Description

Physical properties

Color / Gloss by color card / Highlight

Volume solids 42%

Flash Point >30 ℃

Volatile organic components ( VOC ) about 473 gram / L 

Density Approx. 1.10 gram / centimeter 3



Dry film thickness ( μm )

Wet film thickness ( μm )

Theoretical coating rate ( m2 / L )

Film thickness range

30 – 50

65 – 110

15 – 9

Recommended film thickness

35

80

12.9


Construction instructions

Guidelines for airless spraying 

Nozzle pressure: 12-18 MPa 

Nozzle aperture: 0.38-0.48 mm 

Spraying angle: 60-80 Spend

Dilution ratio: 0-3% (volume ratio)

Guidelines for air spraying 

Nozzle pressure: 0.3-0.5 MPa

Dilution ratio: 0-10% (volume ratio)

brush or roller application , dilution ratio 0-5%

Thinner / Cleaning Agent 604 Alkyd Thinner

Nozzle aperture: 1.2-1.5 mm

Avoid adding excessive thinner, otherwise it will reduce its anti-sagging and gloss of the coating.


Drying time and time between recoating (1)

Substrate temperature

 Dry time

 Working time

Recoating interval (2)

Shortest

longest

10 ℃

10 hours

30 hours

24 hours

Indefinite

23 ℃

6 hours

24 hours

16 hours

Indefinite

30 ℃

4 hours

18 hours

12 hours

Indefinite

(1)The data is for reference only. The actual drying time and recoating interval depend on factors such as paint dry film thickness, ventilation, humidity and previous paint.

(2)The surface must be dry and free of dirt before recoating. Adhesion is best when the previous coating is completely dry before applying the subsequent coating. If the coating is exposed for a long time, the surface must be roughened before recoating to ensure adhesion between the coatings.


Surface treatment

Painted surface must be dry ; SSPC-SP1 According to the regulations, use solvent to remove all grease from the surface; use clean water to remove salt and stains from the surface . The corroded areas must be repaired with a suitable primer.


Construction conditions

The surface temperature of the substrate should be at least 3 °C higher than the air dew point temperature, and the relative humidity should not exceed 85% (the temperature and relative humidity should be measured near the substrate).

The surface temperature of the substrate should not exceed 40°C . Otherwise, a suitable spraying method should be selected and appropriate diluent should be added as required to prevent dry spraying. In extreme cases, the dry film thickness of the coating can be appropriately reduced to prevent sagging.

When painting in a confined space, proper ventilation should be provided to ensure the paint film cures. The paint temperature must be above 15 °C, otherwise thinner should be added to achieve the required viscosity for construction.


Recommended Package

The following are typical coating systems exposed to air:

TO1.22 new alkyd anti-rust paint

2 × 40μm

(Dry film thickness)

TO3.31 alkyd topcoat

2 × 40μm

(Dry film thickness)


Store

Must be stored in accordance with national regulations. The storage environment should be dry, cool, well-ventilated, avoid high temperatures and stay away from fire. The packaging container must be kept sealed. The storage validity period is at least 12 months.


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