Polyurethane paints
PU Primer #153 White
PU PRIMER #153 WHITE is a polyurethane pigmented undercoat based on saturated poly-functional polyesters and selected pigments. A two-component material with outstanding characteristics, filling well pores of all types of woods. It has good sanding qualities, which reduces the number of coats required.
Appearance – White Liquid
Specific Gravity (20°C) – 1.50 kg/L
Viscosity(25°C) – 20 – 30 poise (Sp#4;60rpm)
Flash Point – 21°C
Non-Volatile (Wt.%) – Base: 76+/-0.5 – Catalyst: 24+/-0.5
VOC Content – 600 g/L
Application condition:
- Air temperature – 5 – 35°C
- Relative Humidity – 85% max.
Application Method – Brush, Spray or Roller
Recommended Catalyst – Catalyst #004
Thinner – PU Thinner #105/205
Mixing Ratio – Base 100 Cat. 50 – Thinner 25-30
Pot Life (20°C) – 2 – 4 hours
Drying time (20°C)
- Dust free – 20 – 30 min.
- Touch free – 35 – 45 min.
- Recoat – 2 – 3 hrs.
- Hard – 24 – 36 hrs.
- Sandable – 2 – 3 hrs.
Coverage – 120 – 150 gms/m ²
Recoating – Minimum 30 min. – max. 3 hrs. medium sanding with 240/360 mesh sand paper is recommended before subsequent coat is needed.
- To the surface well prepared, apply 1-2 coats of PU PRIMER #153 WHITE with Catalyst #004. Vertically and horizontally.
- Fill all cracks, deep holes and joints with polyester putty.
- Sand the surface with medium-grade sand paper.
- Apply 1-2 coats of PU PRIMER #153 WHITE prior to the final sanding and top coating.
- In case PU PRIMER #153 WHITE is used in curtain coating, the viscosity of the lacquer should be carefully controlled and monitored for continuity of the finish.
