3mm PE Aluminum composite panel for printing panel
1.Colors&Surface:
Geely Signage grade aluminum composite panel is coated with a high-performance polyester lacquer which is weather resistance .It is very suitable for screen -printing flat digital printing ,the application of adhesive film, and post-painting using the liquid spray technique.
2.Product Properties:
High resistance to peeling
Superior weather resistance
Light weight and easy to process
Coating evenness
Diversified colors
Easy for maintenance
Impact resistance
3.Product Range:
| Aluminum alloy |
AA1100 series |
| Aluminum skin |
0.15mm,0.18mm,0.21mm,0.30mm,0.40mm,0.5mm |
| Panel thickness |
3mm,4mm |
| Panel width |
1220mm,1250mm,1500mm |
| Panel length |
2440mm,3050mm,4050mm |
| Surface treatment |
UV digit printing |
| Glossy |
20%-80% |
Dimensional tolerance:
Panel width: ±2mm Panel length:±3mm
Panel thickness: ±0.2mm Panel diagonal: ≤5mm
Aluminum sheet thickness: ±0.02mm
4.Technical Data:
| Description |
Test standard |
Polyester |
| Thickness of coating |
Polyester paint >=16um |
16um to 18um |
| Coating flexibility (T-bend) |
Polyester paint≥3T |
3T |
| Color different |
ΔE<=2.0(follow color sample) |
ΔE<=2.0 |
| Pencil hardness |
>=HB |
>=2H |
| Chemical resistance |
2%HCI or 2%NaOH test in 24 hours -No change |
No change |
| Coating adhesion |
>=1grade for 10810mm2gridding test |
1grade |
| Resist solvent |
100times with Dimethylebnzene without change |
No change |
| Boiling water resistance |
2 hours without change |
No change |
| Peeling strength/stripping strength |
Average >=5N/mm of 180oc peel off for panel with 0.21mm alu.skin |
5N/mm |
| Impact test for paint |
20KG.cm impact-paint no split for panel |
No split |
| Abrasion resistance (L/Mil) |
NIL |
NIL |
| Temperature resistance |
-40ºC to +80ºC temperature without change of color difference and paint peel off,peeling strength average dropprate<=10% |
Change of glossy only,no paint
Peel off |
| Cofficient of linear Thermal Expansion |
100ºC temperature difference |
2.4mm/n |
| Detergent resistance (3%) |
ASTM D2248 |
No change |
| Humidity Resistance (3000hrs,100%RH,100°F) |
ASTM D2247 |
No change |
| Salt spray resistance (3000hrs,5% salt) |
ASTM B117 |
No change |
| Resistance to Staining |
600h radiate in 800W/M2 in humidity condition,glossiness deviation less grade 2,color difference <=4.0 |
No change |
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