Corrosion protection

With CENARIS corrosion protection systems, you can significantly extend the lifespan of your workpieces and therefore increase their cost-effectiveness. Our powder coating corrosion protection systems are suitable for all common substrates. Our high-quality powder coatings offer reliable protection against corrosion.

Corrosion protection for aluminium

System 1: Aluminium in facade areas in accordance with GSB/QUALICOAT guidelines

PRE-TREATMENT: Chromating or chrome-free passivation or pre-anodisation (depending on requirements - see detailed overview)
Cover coat
	MEGAPOL® F	Series 140	approx. 80 µm
alternatively	MEGAPOL® F-NT	Series 141	approx. 80 µm
alternatively	MEGAPOL® HWF	Series 150	approx. 80 µm

System 2: Aluminium in industrial areas
in exterior environments with UV protection in accordance with QIB guidelines (two-coat system)

PRE-TREATMENT: Chromating or chrome-free passivation or sweep blasting with a ferrite-free abrasive (e.g. corundum) (depending on requirements - see detailed overview)
Primers
	MEGAPRIMER® EP	Series 110	approx. 60 - 80 µm
alternatively	MEGAPRIMER® EP-NT	Series 111	approx. 60 - 80 µm
alternatively	MEGAMIX® PRIMER	Series 122	approx. 60 - 80 µm
Top coat
	MEGAPOL® I	Series 130	approx. 80 µm
alternatively	MEGAPOL® I-NT	Series 131	approx. 80 µm
alternatively	MEGAPOL® F	Series 140	approx. 80 µm
alternatively	MEGAPOL® F-NT	Series 141	approx. 80 µm
alternatively	MEGAPOL® HWF	Series 150	approx. 80 µm
alternatively	MEGATANE® AGF	Series 160	approx. 80 µm

System 3: Aluminium in industrial areas
in interior environments with extreme chemical exposure in accordance with QIB guidelines (two-coat system)

PRE-TREATMENT: Chromating or chrome-free passivation alternatively sweep blasting with a ferrite-free abrasive (e.g. corundum) (depending on requirements - see detailed overview)
Primers
	MEGAPRIMER® EP	Series 110	approx. 60 - 80 µm
alternatively	MEGAPRIMER® EP-NT	Series 111	approx. 60 -80 µm
Top coat
	MEGAPOX®	Series 100	approx. 80 µm
alternatively	MEGAMIX®	Series 120	approx. 80 µm
alternatively	MEGAMIX® NT	Series 121	approx. 80 µm

Corrosion protection for hot-dip galvanised steel

System 1: Hot-dip galvanised steel in exterior environments according to DIN 55633-1 (2021-3)
Corrosivity category C3 protection duration high

PRE-TREATMENT: Sweep blasting with a ferrite-free blasting abrasive (e.g. corundum) or zinc phosphating or chromating or chrome-free passivation (see detailed overview)
Cover coat
	MEGAPOL® I	Series 130	approx. 80 µm
alternatively	MEGAPOL® I-NT	Series 131	approx. 80 µm
alternatively	MEGAPOL® F	Series 140	approx. 80 µm
alternatively	MEGAPOL® F-NT	Series 141	approx. 80 µm
alternatively	MEGAPOL® HWF	Series 150	approx. 80 µm
alternatively	MEGATANE® AGF	Series 160	approx. 80 µm

System 2: Hot-dip galvanised steel in exterior environments according to DIN 55633-1 (2021-3)
Corrosivity category C3 protection duration very high or C4 protection duration high

PRE-TREATMENT: Sweep blasting with a ferrite-free blasting abrasive (e.g. corundum) or zinc phosphatising or chromating or chrome-free passivation (see detailed overview)
Primers
	MEGAPRIMER® EP	Series 110	approx. 60 µm
alternatively	MEGAPRIMER® EP-NT	Series 111	approx. 60 µm
Cover coat
	MEGAPOL® I	Series 130	approx. 80 µm
alternatively	MEGAPOL® I-NT	Series 131	approx. 80 µm
alternatively	MEGAPOL® F	Series 140	approx. 80 µm
alternatively	MEGAPOL® F-NT	Series 141	approx. 80 µm
alternatively	MEGAPOL® HWF	Series 150	approx. 80 µm
alternatively	MEGATANE® AGF	Series 160	approx. 80 µm

System 3: Hot-dip galvanised steel in exterior environments in accordance with DIN 55633-1 (2021-3)
Corrosivity category C4 protection duration very high or C5 protection duration high

PRE-TREATMENT: Sweep blasting with a ferrite-free blasting abrasive (e.g. corundum) or zinc phosphating or chromating (see detailed overview)
Primers
	MEGAPRIMER® EP	Series 110	approx. 80 µm
alternatively	MEGAPRIMER® EP-NT	Series 111	approx. 80 µm
Cover coat
	MEGAPOL® I	Series 130	approx. 80 µm
alternatively	MEGAPOL® I-NT	Series 131	approx. 80 µm
alternatively	MEGAPOL® F	Series 140	approx. 80 µm
alternatively	MEGAPOL® F-NT	Series 141	approx. 80 µm
alternatively	MEGAPOL® HWF	Series 150	approx. 80 µm
alternatively	MEGATANE® AGF	Series 160	approx. 80 µm

System 4: Hot-dip galvanised steelin interior environments
with extreme chemical exposure in accordance with DIN 55633-1 (2021-3)
Corrosivity category C4 protection duration very high or C5 protection duration high

PRE-TREATMENT: Sweep blasting with a ferrite-free blasting abrasive (e.g. corundum) or zinc phosphating or chromating (see detailed overview)
Primers
	MEGAPRIMER® EP	Series 110	approx. 60 - 80 µm
alternatively	MEGAPRIMER® EP-NT	Series 111	approx. 60 -80 µm
Top coat
	MEGAPOX®	Series 100	approx. 80 µm
alternatively	MEGAMIX®	Series 120	approx. 80 µm
alternatively	MEGAMIX® NT	Series 121	approx. 80 µm

Corrosion protection for steel

System 1: Unalloyed or low-alloyed steel in exterior environments according to DIN 55633-1 (2021-3)
Corrosivity category C2 protection duration very high

PRE-TREATMENT: Blasting SA 2 ½ or iron phosphating or zinc phosphating. (see detailed overview)
Top coat
	MEGAPOL® I	Series 130	approx. 80 µm
alternatively	MEGAPOL® I-NT	Series 131	approx. 80 µm
alternatively	MEGAPOL® F	Series 140	approx. 80 µm
alternatively	MEGAPOL® F-NT	Series 141	approx. 80 µm
alternatively	MEGAPOL® HWF	Series 150	approx. 80 µm
alternatively	MEGATANE® AGF	Series 160	approx. 80 µm

System 2: Unalloyed or low-alloyed steel in exterior environments according to DIN 55633-1 (2021-3)
Corrosivity category C3 protection duration very high or C4 protection duration high

PRE-TREATMENT: Blasting SA 2 ½ or zinc phosphating. (see detailed overview)
Primers
	MEGAPRIMER® EP	Series 110	approx. 60 µm
alternatively	MEGAPRIMER® EP-NT	Series 111	approx. 60 µm
Cover coat
	MEGAPOL® I	Series 130	approx. 80 µm
alternatively	MEGAPOL® I-NT	Series 131	approx. 80 µm
alternatively	MEGAPOL® F	Series 140	approx. 80 µm
alternatively	MEGAPOL® F-NT	Series 141	approx. 80 µm
alternatively	MEGAPOL® HWF	Series 150	approx. 80 µm
alternatively	MEGATANE® AGF	Series 160	approx. 80 µm

System 3: Unalloyed or low-alloyed steel in exterior environments according to DIN 55633-1 (2021-3)
Corrosivity category C4 protection duration very high or C5 protection duration high

PRE-TREATMENT: Blasting SA 2 ½ and zinc phosphating. (see detailed overview)
Primers
	MEGAPRIMER® EP	Series 110	approx. 100 µm
alternatively	MEGAPRIMER® EP-NT	Series 111	approx. 100 µm
Cover coat
	MEGAPOL® I	Series 130	approx. 80 µm
alternatively	MEGAPOL® I-NT	Series 131	approx. 80 µm
alternatively	MEGAPOL® F	Series 140	approx. 80 µm
alternatively	MEGAPOL® F-NT	Series 141	approx. 80 µm
alternatively	MEGAPOL® HWF	Series 150	approx. 80 µm
alternatively	MEGATANE® AGF	Series 160	approx. 80 µm

System 4: Unalloyed or low-alloyed steel in interior environments
with extreme chemical exposureaccording to DIN 55633-1 (2021-3)
Corrosivity category C4 protection duration very high or C5 protection duration high

PRE-TREATMENT: Blasting SA 2 ½ and zinc phosphating. (see detailed overview)
Primers
	MEGAPRIMER® EP	Series 110	approx. 100 µm
alternatively	MEGAPRIMER® EP-NT	Series 111	approx. 100 µm
Top coat
	MEGAPOX®	Series 100	approx. 80 µm
alternatively	MEGAMIX®	Series 120	approx. 80 µm
alternatively	MEGAMIX® NT	Series 121	approx. 80 µm

System 5: Unalloyed or low-alloyed steel in exterior environments according to DIN EN ISO 12944-9 (2018-6)
Corrosivity category CX (offshore)

For individual advice, please contact your responsible contact person in the field or office.

Corrosion protection for aluminium

System 1: Aluminium in facade areas in accordance with GSB/QUALICOAT guidelines

System 2: Aluminium in industrial areas in exterior environments with UV protection in accordance with QIB guidelines (two-coat system)

System 3: Aluminium in industrial areas in interior environments with extreme chemical exposure in accordance with QIB guidelines (two-coat system)

Corrosion protection for hot-dip galvanised steel

System 1: Hot-dip galvanised steel in exterior environments according to DIN 55633-1 (2021-3) Corrosivity category C3 protection duration high

System 2: Hot-dip galvanised steel in exterior environments according to DIN 55633-1 (2021-3) Corrosivity category C3 protection duration very high or C4 protection duration high

System 3: Hot-dip galvanised steel in exterior environments in accordance with DIN 55633-1 (2021-3) Corrosivity category C4 protection duration very high or C5 protection duration high

System 4: Hot-dip galvanised steelin interior environments with extreme chemical exposure in accordance with DIN 55633-1 (2021-3) Corrosivity category C4 protection duration very high or C5 protection duration high