DELIVERY CONDITIONS
| VALUES | |
| STEEL GRADE | AST 300 and 400 series |
| THICKNESS | 0.4 – 1.2 mm |
| WIDTH | 10 – 1520mm (strips and coils) – 100 – 1520mm (sheets) |
| LENGTH | 280 – 8000 mm |
| SURFACE PROTECTION | Removable plastic foil (standard) – Interleaved paper |
| PACKAGING | Wide range of packaging types, also for overseas shipment |
COATING
| CHARACTERISTICS | NORM | DATA |
| ORGANIC COATING | Top: Primer + polyester coating Back: Backcoat upon request | |
| COATING THICKNESS, TOP | EN 13523-1 | 20-25μm |
| COATING THICKNESS, BACK | EN 13523-1 | 5-8μm |
| GLOSS | EN 13523-2 | Standard (usually: 15-30% at 60 °C) |
| COLOR | EN 13523-3 | RAL standard – Special colors available upon request |
| REVERSE IMPACT | EN 13523-5 | No pickoff at 10J |
| ADHESION AFTER INDENTATION | EN 13523-6 | 100/100 (no pickoff) at h=8mm |
| RESISTANCE TO BENDING | EN 13523-7 | 1T (minimum bending radius) |
| CHEMICAL RESISTANCE (MEK) | EN 13523-11 | 100 double scrubs |
RESISTANCE TO AGGRESSIVE ENVIRONMENTS
| PROPERTIES | NORM | DATA |
| CORROSION RESISTANCE CLASS (OUTDOORS) | EN 10169-2 | RC 5 (*) |
| CORROSION RESISTANCE CLASS (INDOORS) | EN 10169-3 | CPI-5 |
| RESISTANCE TO CONTINUOUS HUMIDITY | EN 13523-25
EN 13523-26 ISO 6270-1 |
3000 hours
Blistering |
| SALT SPRAY TEST (NSS) | EN 13523-8
ISO 9227 ASTM B117 |
2000 hours (**)
No blistering Near-scratch pickoff <2mm |
| KESTERNICH TEST (K TEST) | EN 13523-23 | SO2, 20 cycles
No change in coating |
| BOILING WATER IMMERSION | EN 13523-18 | 1 hour
No change in coating |
| CONTINUOUS IMMERSION IN WATER | Internal procedure | 40 °C, 500 hours
No change in coating |
| RESISTANCE TO ACCELERATED UV AGING | EN 13523-10 | 2000 hours
E <3 - Gloss retention >60% |
| RESISTANCE TO FIRE | EN 13501-1
EN 14783 DM 10/03/05 |
Class A1 – Non flaming |
| HEAT RESISTANCE | Internal procedure |
90 °C, continuous No relevant changes |
* Industrial environments with high SO2 concentration, marine environments with high concentration of chlorine
** Tested grade: AISI 304. The use of ferritic grades must be evaluated according to the environment
RESISTANCE TO FREQUENT CLEANING
| PROPERTIES | NORM | DATA |
| EASY-TO-CLEAN PROPERTY | ASTM 4828 mod. | High |
| RESISTANCE TO SCRUBBING ABRASION | ASTM D4286 | Tool: wet abrasion scrub tester Mod. 5000 (Byk-Gardner) |
| Washing cycle A
(Liquid soap/400+400 double scrubs) |
ASTM D3450 | No thickness reduction
No change in color |
| Washing cycle B
(Liquid soap+abrasive particles/400+400 double scrubs) |
ASTM D2486 | Thickness reduction: < 1μm Change in color: E < 0.8 |
| Washing cycle C
(Liquid soap+abrasive particles/400+400 double scrubs for 6 times, tot. 5000 double scrubs) |
ASTM D2486 | Thickness reduction: < 10μm Change in color: slightly darker hue |
| REMOVAL OF SPRAY VARNISH (GRAFFITI) | Cleaning products (*) | Complete removal within 2-5 minutes
No change in coating |
*Tensides and organic solvent-based cleaning gels
