SP COLOR PPE Series
— is a chromium-free polyester primer for HDG and aluminium consisting of high-molecular weight polyester resin, solvent blend, corrosion-inhibiting pigment and adhesion promoters. When being used together with relevant topcoats the primer gives a very good corrosion protection and flexibility.
TECHNICAL DATA
The data mentioned below is typical for this product and can be adjusted to customer demands. The mentioned performance is reached provided that high-quality products were used and all the necessary technical specifications were strictly followed at the preceding cleaning, pretreatment and primering steps before application of the top coat.
| Viscosity DIN 4 mm Cup at 20°C | DIN 53211 | 70 ± 10 s |
| Density, Liquid | ISO 2811-1 | 1.20 ± 0.10 g/cm3 |
| Weight Solids | ISO 3251 | 50 ± 5 % |
| Spreading Rate | - | 20 ± 5 g/m2 |
| Solvent Blend | - | Aromatic fractions and esters |
| Dry Film Thickness | DIN EN 13523-1 | 6 ± 1 µm |
| Gloss 60° | DIN EN 13523-2 | - |
| Pencil Hardness | DIN EN 13523-4 | - |
| Adhesion | DIN EN 13523-6 | - |
| T-bend | DIN EN 13523-6 | - |
| Back Impact Resistance | DIN EN 13523-5 | - |
| Crosslinking (MEK Rubbing Resistance) | DIN EN 13523-11 | > 100 double-rubs |
Application conditions:
| Recommended Primer | - | |
| Recommended Thinner | High-boiling aromatics, Solvesso 100 | |
| Wet Film Thickness | 10-15 µm | |
| Peak Metal Temperature | 216-232°C |