Common painting catergory and painting brands

- Aug 20, 2019-

Range of coating systems

According to situation ,the range of coating system as below table :

Products/equipment

Insulated

Operation temperatures (0C)

Corrosion Sitation

System No

Carbon steel

Without

T≦120

C4

System 1

Carbon steel

Hot

T≦120

CUI

System 2

Carbon steel

cold

T≦120

CUI

System 3

Carbon steel

hot

120T≦TT≦400

CUI

System 4

Carbon steel with galvanized

-----


CUI

System 5

Carbon steel

Without

T≦120

C4/C5

System 6

Carbon steel

Without

T≦120

C5-I with added chlorine

System 7

Carbon steel with fireproof coating

Without

T≦120

C4/C5

System 8

CUI is the abbreviation of corrosion under insulation. Only hot dip galvanizing is acceptable,the specifications and test methods shall comply with latest version GB/T 13912 which is eual to ISO1461.

The coating systems : the durability of coating systems is based on more than 15 years.

Surface preparation

System No.

Primer Coat

Undertop Coat


Top Coat

Total DFT (μm)



Category

DFT(μm)

Category

DFT(μm)

Category

DFT(μm)




Sand blasting to Sa21/2,with anchor profile 40-70 μm

System 1

Epoxy zinc rich primer

60

Epoxy iron intermediate paint

120

Polyurethane

60

240

System 2

Epoxy primer

140

Epoxy primer

140

---------

----------

280


System 3

Inorganci zinc silicate primer

60

-----------

---------------

Organosilicon acrylic acid

60

120


Clean,degrease,if need,handle with san d paper

System 4

Epoxy primer

100

----------

-------------

Polyurethane

60

120

Sand blasting to Sa21/2,with anchor profile 50-75μm

System 5

Epoxy zinc rich primer

60

Epoxy iron intermediate paint

200

Polyurethane

60

320

System 6

Epoxy Glass Flake

280

----------

---------



360


System 7

Epoxy Zinc rich primer

60

Epoxy iron intermediate paint

120

Polyurethane

80

180


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