Atmospheric corrosivity categories:
CX – extreme
Corrosivity category | Examples of typical environments (informative only): Exterior | Examples of typical environments (informative only): Interior |
CX – extreme | Offshore areas with high salinity and industrial areas with extreme humidity and aggressive atmosphere and subtropical and tropical atmospheres | Industrial areas with extreme humidity and aggressive atmosphere |
Categories for water and soil:
Im4 – immersion in sea or brackish water
Category | Environment | Examples of environments and structures |
Im4 | Sea or brackish water | Immersed structures with cathodic protection (e.g. offshore structures) |
System / Report No: 3410-09-0023 Mt01
Corrosivity category: CX (Offshore)
Surface preparation: Sa 2 ½
Total coats: 3, Total DFT (µm): 280
Product name | Product type | Coats | DFT (µm) | |
Primer coat | Barrier | ZnR | 1 | 90 |
Intermediate coats | Jotacote Universal, alum. | EP | 1 | 130 |
Topcoat | Hardtop Optima | PUR | 1 | 60 |
System / Report No: LAB11-0834-REP
Corrosivity category: CX (Offshore)
Surface preparation: Sa 2 ½
Total coats: 3, Total DFT (µm): 280
Product name | Product type | Coats | DFT (µm) | |
Primer coat | Barrier | ZnR | 1 | 60 |
Intermediate coats | Jotamastic 90, alum. | EP | 1 | 160 |
Topcoat | Hardtop Optima | PUR | 1 | 60 |
System / Report No: LAB10-0821-REP
Corrosivity category: CX (Offshore)
Surface preparation: Sa 2 ½
Total coats: 3, Total DFT (µm): 285
Product name | Product type | Coats | DFT (µm) | |
Primer coat | Barrier | ZnR | 1 | 75 |
Intermediate coats | Penguard Express | EP | 1 | 150 |
Topcoat | Hardtop XP | PUR | 1 | 60 |
System / Report No: 3400-15-022579 Mt09 Rev.B
Corrosivity category: CX (Offshore)
Surface preparation: Sa 2 ½
Total coats: 3, Total DFT (µm): 280
Product name | Product type | Coats | DFT (µm) | |
Primer coat | Barrier | ZnR | 1 | 60 |
Intermediate coats | Penguard Universal | EP | 1 | 160 |
Topcoat | Hardtop AX | PUR | 1 | 60 |