SCHOTTEL SV 1, Manual

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en Coating Specifications for Underwater Components Made of Ferrous Castings MIX − Fr 08/1834 1/2 1098053
Coating Specifications for Underwater Components Made
of Ferrous Castings
This documentation contains information about coating underwater components. Ferrous cast parts and steel parts
that come into contact with petroleum are coated according to the following standard coating system.
Preparing the Substrate for the Primer Coat
Before coating, the substrate should be prepared according to SCHOTTEL Specification SNQ-602 (cast steel GS)
or SNQ-603 (spheroidal graphite iron GGG and GGG + Ni)
Primer Coat
Material Dry-film thickness ID no.
KO Synthal epoxy primer, grey 2222, chromate-free
(normally applied by supplier of castings)
35 - 45 m m
(according to.
SNQ-602/603)
1034997
Observe before applying top coat:
D
Rust should be manually removed (ST 3) from shipping and assembly damage according to DIN 55928.
D
Use the material listed above and retouch the primer to the specified layer thickness.
NOTE
Before applying the final coat, thoroughly clean parts with HAKU 1025-800 cold degreaser (KLUTHE/ID
no. 1017753), leaving no residue.
Then rinse off the cleaned parts using fresh water.
Always observe applicable technical bulletins and safety data sheets.
When retouching damage to the coating system, ensure that individuals layers are structured the same as intact
surfaces. The HEMPEL system can be used without any modifications as a repair coat on the old KZA or EGA
system, etc.
Final Coat (3 Layers)
Material Dry-film thickness ID no.
1st
HEMPADUR 4514A, black (19990), 2-component cured
epoxy paint*
80 - 100 m m 1140424
or
INTERSHIELD KZA 352, black, 2-component cured epoxy
paint
80 - 100 m m 1087070
2nd
HEMPADUR 4514A, reddish brown (50630), 2-component
cured epoxy paint*
80 - 100 m m
1140425
or
INTERSHIELD KZA 351, red, 2-component cured epoxy
paint
80 - 100 m m 1087069
3rd
HEMPADUR 4514A, black (19990), 2-component cured
epoxy paint*
80 - 100 m m 1140424
or
INTERSHIELD KZA 352, black, 2-component cured epoxy
paint
80 - 100 m m 1087070
* To be used with curing agent 97430 (ID no. 1140426)