Description
2K HS-Primer 4:1 black
Characteristics
4CR 2K HS-Primer can be used as
a) Compact filler or
b) For high thickness coatings
Spot-repairs can be carried out without any inconvenience.
– high filling power
– fast drying
– excellent sanding ability
– high solid content (HS quality!)
V.O.C. Value
EC limiting value for the product (cat. B/c): 540 g/l (2007)
This product contains max. 500 g/l VOC [ 4,17 lbs/gal]
Tech Tip
When used as a pre-paint, up to 25% 4CR 7050 2K UHS-AC-Top
Coat can be mixed into the filler.
Thin to about 15 s 4 mm DIN viscosity and after approx. 15 min.
wet-in-wet overcoating.
Application
Working conditions from +10°C and up to 75% relative air humidity.
On bare substrate, the preliminary application of an adhesion promoter (for ex. 4CR 4100 or 4CR 4400) is
essential. Steel or iron areas smaller as the palm of the hand may be directly overcoated.
Air / Flowjar – Spray gun:
Spraying pressure: 1,7 – 1,9 bar
Spraying nozzle: 1.3 – 1.9 mm
Spraying operations: 1 – 3
wet’on’wet application: 4:1 + 25% Thinner 0505
Air / Flowjar – Spray gun:
Spraying pressure: 1,7 – 2,0 bar
Spraying nozzle: 1.2 – 1.3 mm
Spraying operations: 1 Thin closed coat
Airless / Airmix:
Spraying pressure: 120 – 150 bar
Spraying nozzle: 0,33 mm
Spraying operations: 1 – 2
Drying:
Metal temp. 20°C: after approx. 3 – 5 h
Metal temp. 60°C: after approx. 30 – 40 min.
sandable (dry flat with sanding paper P 400 by 1-coat finishing coating. When using for two pack top coats,
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