Description
PU SEMIGLOSS SPC/50 is a premium polyurethane clear lacquer based on poly-functional saturated polyester resins and special additives, to provide a smooth and semigloss finish with good covering properties, excellent hardness and better flexibility.
Major Uses : PU SEMIGLOSS SPC/50 is excellent for wood furniture such as beds, cabinets, chairs, sofas, doors and frames.
CHARACTERISTICS & PHYSICAL PROPERTIES :
Appearance – Clear Liquid
Color – 1.0 kg/L
Specific Gravity (20ºC) – 1.25 +/- 0.2 kg/L
Viscosity (25ºC, FC # 4) – 60 sec.
Flash Point – 20ºC
Non-Volatile (Wt. %) – 48 +/- 0.5
Gloss (60ºC) – 50 – 60
Application Condition – Air temperature 5 – 35ºC, Relative Humidity 85% max.
Application Method – Auto or Conventional Spray
Recommended Catalyst – Catalyst #054
Thinner – Thinner #105/205
Mixing Ratio (Wt.%) – (FC #4, 13 – 15 sec.)
Base – 100
Cat. – 75
Thinner – 25-30
Pot Life (20ºC) – 3 – hrs.
Drying Time – Dust-Free 15 – 20 min., To Touch 30 – 45 min., To Recoat 1 – 2 hrs., Hard 24 – 36 hrs.
Coating Rate – 8 – 10 m2/L
Pencil Hardness – HB-HJ
SURFACE PREPARATION :
- The surface to be top coated should be primed with either PU SANDING SEALER, PRIMESEAL, OR POLYESTER PRIMER.
- It should be cleaned, well-sanded and free from dust, oil, water, and other contaminants.
- One or two coat may be sufficient for an ordinary finish; However, to obtain a good finish, the additional coat can be applied wet on wet if necessary. Light sanding with 400-600 grit sand paper is recommended before subsequent coat when recoating exceeds 3 hrs. and remove traces of wax.
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