908 ( SP-01 ) / ( SP-02 ) WASH PRIMER

WASH PRIMER

PRODUCT NUMBER

908 ( SP-01 ) / ( SP-02 )

TYPE

A two pack, wash primer based on PVB resin and phenolic resin with zinc chromate and phosphoric acid additive.

USES

Used for bare steel and light metal to pretreatment after de-rusting.

CHARACTERISTICS

1. Very fast drying.

2. Very good adhesion with any topcoats.

3. Excellent adhesion with substrate, such as bare steel, light metal or galvanized steel etc.

4. Excellent flexibility and resistance to oils, abrasion.

5. Easy for cutting and welding.

FINISH

Flat

COLOR

Olive Green, Oxide Red, Yellow

HIDING POWER

Above 6.0 m2/L (base)

MASS DENSITY

Above 0.85 Kg/L (mixture)

VISCOSITY

50~70 KU (base, 25℃)

DRYING TIME

Set-to-touch 10 minutes

Dry hard 1 hr. (25℃)


OPTIMUM FILM THICKNESS

Wet 79 microns

Dry 15 microns

THEORETICAL COVERAGE 48 m2/Gal 12.6 m2/L 14 m2/Kg
OVERCOATING INTERVALS Min. 2 hrs. Max. 3 months

MIXING RATIO

Base : Hardener = 80 : 20 (by wt.)

NON-VOLATILE CONTENT Above 18%

POT LIFE

24 hrs. (mixture, 25℃)

THINNER

No.913 Wash Primer Thinner

THINNING RATE

5~10% cleaning for tools not included

SUBSEQUENT COATS

Any paints except inorganic zinc rich primer.

STORAGE SHELF LIFE

Minimum 1 year under normal storage conditions.

APPLICATION METHOD

Spray, Brush on small areas only for repairing.

NOTE

1. When applied, hardener should be slowly added in base and stir. It can not directly pour hardener into base at one time or pour base into hardener, to avoid mixture to gel or generate rough particles.

2. Adhered rust, moisture, grease and dirt on substrate must be cleaned thoroughly.

3. Avoid applying the paint in rainy, or moisture above 85% RH, to avoid occurrence of whitening so that affect adhesion.