DOONAM CHEMICAL

Pre-painting Conversion Coating

DNCLEAN

Product Features

• Alkaline and acidic cleaners
• Concurrent treatment(Cleaning & Etching & Neutralizing)
• Etching or non-etching
• Corrosion inhibiting for applications(Economical)
• Ambient temperature(Economical)
• User-oriented(Simple and Safe)
• Oxidation layer removing(Si, Fe, Ect.)
• Scale minimizing
• Multi-metal available
• Available for smut removal, heavily soiled material, etc.
• Economical use
• Low foaming

SPEC

• Temperature(℃) : 10 ~ 30 / 50 ~ 80
• pH : 1 ~ 11
• Concentration(%) : 2 ~ 6
• Time(Min) : 3 ~ 5(Dip) / 1 ~ 3(Spray)

product name

• DNCLEAN 208
• DNCLEAN 301S
• DNCLEAN 305

Pre-painting Conversion Coating

E-CLPS

Product Features

• Eco-Friendly
• Chrome-free prepaint pretreatment provides results equal to chrome without the environmental concerns
• Multi-metal substrates (Cold Rolled Steel, Hot Dipped Galvanized, Electrogalvanized, Galvalume, and more)
• Leader of domestic chrome-free industry for extrusion
• Highly homogeneous and stable bond structure
• Meets AAMA 2603, 2604, & 2605 specifications
• Approved in Europe by GSB & Qualicoat
• Meets RoHS, ELV, PEL
• SST 4000hr
• No need additives
• Dry-in-Place or rinse off
• Ambient temperature(Economical)
• Low operating concentration(Economical)
• Meets manufacturing standards for tele-communication equipment, cases, etc.
• Low surface resistance
• Faster process time(No rinse and DIP process)

SPEC

• Temperature(℃) : 15 ~ 60
• pH : 2 ~ 9
• Concentration(%) : 1 ~ 100
• Time(min) : 1 ~ 2(Dip) / 0.5 ~ 1(Spray)

product name

• E-CLPS 4600
• E-CLPS 2900
• E-CLPS 2400
• E-CLPS 2100
• E-CLPS 1900
• E-CLPS 1700

ZIRCA-SIL

Product Features

• Eco-Friendly
• Nano-technology pretreatment coating
• Excellent replacement for iron phosphates and zinc phosphates
• Chrome and phosphate-free
• No sludge produced
• Available for all metals and paints
• Low water and energy usage
• Detergent system(Clean & Coat)

SPEC

• Temperature(℃) : 15 ~ 45
• pH : 2.5 ~ 9.5
• Concentration(%) : 1 ~ 4
• Time(sec) : 15 ~ 90

product name

• ZIRCA-SIL 18
• ZIRCA-SIL HD1
• ZIRCA-SIL MS3
• ZIRCA-SIL SW1

TRI-CLPS

Product Features

• Produces complex trivalent chromium coating
• Same performance with hexavalent chrome
• Ambient temperature(Economical)
• Low operating concentration
• Meet AAMA 2605-05 specifications
• Dry-in-Place or rinse off
• Low chrome concentaraion(20ppm under)
• Ester-Cross Link Polymer System(E-CLPS) Technology

SPEC

• Temperature(℃) : 15 ~32
• pH : 1.4
• Concentration(%) : 2 ~ 4%
• Time(sec) : 15 more than

product name

• TRI-CLPS 1000

CHROMATE

Product Features

• Hexavalent-chrome conversion coating
• Liquid type(Simple and Safe)
• Complementing excessive consumption
• Long term usage cycle(Economical)
• Low operating concentration (Economical)

SPEC

• Temperature(℃) : 20 ~ 40
• pH : 1.0 이하
• Concentration(%) : 1 ~ 2%
• Time(min) : 0.5 ~ 3(Dip) / 0.5 ~ 1(Spray)

product name

• CHROMATE 1615
• CHROMATE 1614

Pre-painting Conversion Coating

DNDOX

Product Features

• Oxidation additive for aluminum
• Oxidation layer removing
• Replacement for nitric acid
• Applicable to aluminium die castings or cast alloys
• Maintenance of luster, anti-polluting, etc.

SPEC

• Temperature(℃) : 25 ~ 30
• pH : 3.4 ~ 3.8
• Concentration(%) : 16 ~ 35
• Time(min) : 2 ~ 3(Dip) / 0.5 ~ 1(Spray)

product name

• DNDOX 24F