POLYURETHANE COATING, BLACK (N-TYPE)
| PRODUCT NUMBER | 730 |
| TYPE | A two-pack, polyurethane coating based on acrylic resin, polyol resin and isocyanate hardener with special black pigment. |
| USES | Used for high class wood products, sewing machine bed, metal products and FRP. |
| CHARACTERISTICS | 1. Smooth
surface without glare. 2. Excellent weather resistance with good color retention. 3. Excellent resistance to water, oils and chemicals. 4. Excellent adhesion, hardness and abrasion resistance. |
| FINISH | Gloss |
| COLOR | Black |
| HIDING POWER | Above
16.7 m2 /L (mixture) |
| MASS DENSITY | Above 0.9 Kg/L (mixture) |
| VISCOSITY | 60~80
KU (mixture, 25℃) |
| DRYING TIME | Set-to-touch 1 hr.
Dry hard 6 hrs. (25 ℃). |
| OPTIMUM FILM THICKNESS | Wet 60 microns Dry 30 microns |
| THEORETICAL COVERAGE | 63.2 m2 /Gal 16.7 m2/L 17.9 m2/Kg |
| OVERCOATING INTERVALS | Min. 4 hrs. Max. 6 months |
| MIXING RATIO | Base : hardener = 84 : 16 (by wt.) |
| NON-VOLATILE CONTENTS | Above 50% (mixture) |
| POT LIFE | 4 hrs. (mixture, 25℃) |
| HEAT RESISTANCE | Continuous 93℃ Intermittent 121 ℃ |
| THINNER | No.736 Polyurethane Thinner |
| THINNING RATE | 10~25% (cleaning tools excluded) |
| PRECEDING COATS | No.711
Polyurethane Sanding No.733 Polyurethane Zinc Chromate Primer (for metal) Epoxy Primers Series |
| STORAGE SHELF LIFE | Minimum 1 year under normal storage conditions. |
| APPLICATION METHOD | Spray, Brush, Roller |
| NOTE | 1.
Mix base and hardener according to the mixing ratio and stir thoroughly. 2. Adhered moisture, grease, dust on substrate must be removed thoroughly. 3. Please use special thinner for dilution to avoid causing bubbles or pinholes. 4. Hardener cover must be tightly closed to avoid reaction with moisture in air to form bubbles and gelation. 5. Mixture of base and hardener must be used up within pot life. 6. Strictly controlling application, not to exceed 50 microns per coat, to avoid bubbles formation. 7. All equipments must be cleaned immediately after use. 8. The lacquer sanding is not suitable as a primer for this paint. 9. Avoid applying paint in rainy or the moisture above 85% RH, otherwise the adhesion will be affected by moisture of substrate and the paint film will be loss its gloss. |
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