Surface Pretreatment

Proper surface pretreatment is critical to achieving optimal paint adhesion, corrosion resistance, and long-term finishing performance.

Alliant Chemical offers a diverse range of products designed to protect metal surfaces from corrosion, enhance paint adhesion, and preserve the long-term value of our customers’ products.

ALL-CLENE™, ALL-COAT™, ALL-SEAL™ pretreatment products encompass a wide variety of applications and materials.  Alliant Chemical can create customized products to fit your exact requirements.

Surface Treatment Technologies
Industrial Process Solutions
  • Alkaline / Acid Process Cleaners
    Engineered cleaning chemistries for removal of oils, grease, oxides, and manufacturing soils.
  • Metal Surface Pretreatments
    Advanced phosphate and zirconium technologies for paint adhesion and corrosion resistance.
  • Metal Final Seal Rinse
    Final-stage sealing technologies designed to improve corrosion protection and coating performance.
  • Plastic Cleaners & Treatments
    Specialized products for preparing plastic and composite surfaces for coating applications.
Surface Treatment Technologies
Industrial Process Solutions
  • Laser Oxide & Rust Removal Cleaners
    Specialized acidic cleaning technologies engineered for laser oxide, rust, and scale removal.
  • Functional Chrome Plating
    Full range of electroplating chemicals for hard chrome coatings.
  • Hot Dip Galvanizing
    Pretreatment and cleaning chemistries designed for galvanized steel processing operations.
  • Steel Wire Forming & Copper Wire Forming
    Process cleaners and treatment technologies for wire manufacturing and forming applications.
Alkaline Cleaners
Industrial Cleaning Technologies

Used to remove organic soils such as dirt, oils, and grease. Applied by recirculating spray systems, immersion cleaning operations, and spray wand units.

ALL-CLENE™ 2310
Heavy-Duty Immersion Cleaner

Powdered immersion cleaner designed for steel and stainless steel metal finishing operations.

Applications: Grease, oil, and difficult soil removal

ALL-CLENE™ 2511
Aluminum Cleaner

Non-silicate, non-etching immersion cleaner for aluminum alloys and mixed metals.

Applications: Low-temperature soak cleaning

ALL-CLENE™ 1160
Low-Foam Spray Cleaner

Combines alkaline builders, chelates, and detergents for maximum soil penetration.

Applications: Spray washers, ultrasonic, CIP cleaning

ALL-CLENE™ 1165
Low Temperature Cleaner

Heavy-duty ferrous metal cleaner with flash rust protection during processing.

Applications: Pre-phosphate cleaning operations

ALL-CLENE™ 1180
Alkaline Liquid Detergent

Engineered for removal of oils, chlorinated paraffins, and varnished drawing compounds.

Applications: Heavy manufacturing cleaning

ALL-CLENE™ 1181
Multi-Metal Cleaner

Optimized alkaline detergent for ferrous metals, titanium, copper, and nickel alloys.

Applications: Multi-metal cleaning systems

ALL-CLENE™ S100L
Immersion Cleaner

Heavy-duty liquid cleaner for steel and stainless steel finishing applications.

Applications: Removal of rust, oxides, and lubricants

ALL-CLENE™ 3216
Low Residue Cleaner

Gentle alkaline cleaner concentrate formulated for ferrous, galvanized, and aluminum metals.

Applications: Drying-sensitive cleaning operations

Need Help Selecting the Right Surface Pretreatment Solution?

Alliant Chemical can help identify the right surface pretreatment technologies based on your substrate materials, washer configuration, coating requirements, production conditions, water quality, cleanliness standards, and downstream finishing processes.

Acid Cleaners & Deoxidizers
Surface Preparation Technologies

Used prior to applying conversion coatings on metal surfaces and designed to remove inorganic soils such as weld scale, laser scale, rust, oxides, smut, and other surface contaminants.

ALL-CLENE™ 2860
Mild Acid Cleaner

Liquid acidic cleaner concentrate for ferrous, aluminum, and zinc surfaces in spray washers.

Applications: Surface preparation before painting and conversion coating

ALL-CLENE™ 2120
Aluminum Acid Cleaner

Phosphate-free acidic cleaner removing oxide, smut, mill scale, and discoloration from aluminum alloys.

Applications: Welding, anodizing, burnishing, and conversion coating preparation

ALL-CLENE™ 2143
Phosphate-Free Acid Cleaner

Removes carbon, fly ash, oxide films, oils, and particulates from metal surfaces.

Applications: Dip tanks and recirculating cleaning systems

ALL-CLENE™ 2145
Aluminum Deoxidizer

Removes natural oxide coatings while lifting oils, coolants, and soils from aluminum surfaces.

Applications: Aluminum cleaning and passivation

ALL-CLENE™ 1882
Aluminum Etchant

Acidic concentrate designed to remove oxides and scale from aluminum prior to finishing operations.

Applications: Anodizing, painting, and conversion coating preparation

Iron Phosphate Conversion Coatings
Cleaner Coater Technologies

Non-crystalline, nonmetallic conversion coatings chemically adherent to the metal substrate to improve paint adhesion and corrosion resistance.

ALL-COAT™ SW MM
Spray Wand Cleaner Coater

 

Highly concentrated iron phosphate cleaner/coater for steel, zinc, and aluminum surfaces.

Applications: Steam gun and spray wand pretreatment systems

ALL-COAT™ 6802
Iron Phosphate Cleaner Coater

 

Cleaner/coater with wetting agents and accelerators designed for spray and immersion phosphating.

Applications: Spray washers and immersion pretreatment systems

ALL-COAT™ 2073-LT
Low Temperature Cleaner Coater

 

Low-temperature iron phosphate cleaner/coater for steel, aluminum, cast iron, and galvanized surfaces.

Applications: Energy-efficient spray washer operations

ALL-COAT™ 2849
Non-Molybdate Cleaner Coater

 

Iron phosphate cleaner/coater using non-molybdate accelerators for dense phosphate coating formation.

Applications: Recirculating washers and immersion systems

ALL-COAT™ 3535
Iron & Steel Phosphating Compound

 

Acidic phosphating compound producing dense coatings with superior paint adhesion and flash rust resistance.

Applications: Long production runs and high-performance paint systems

Need Help Selecting the Right Surface Pretreatment Solution?

Alliant Chemical can help identify the right surface pretreatment technologies based on your substrate materials, washer configuration, coating requirements, production conditions, water quality, cleanliness standards, and downstream finishing processes.

Zinc Phosphate Conversion Coatings
Advanced Pretreatment Technologies

Conversion coatings offering high-performance corrosion protection beyond iron phosphate and compatible with all major paint systems.

ALL-COAT™ MP-3X
Microcrystalline Zinc Phosphate

Manganese-modified zinc phosphate designed for paint bonding and corrosion inhibition on steel and mixed metals.

Applications: High-quality mixed metal pretreatment operations

ALL-COAT™ MP-100MM
Mixed Metal Zinc Phosphate

Fine-crystal zinc phosphate coating for steel, galvanized steel, aluminum, and zinc alloy coated steel.

Applications: Spray and immersion pretreatment systems

AKTIVATOR® 3
Zinc Activator

Liquid activating agent designed to produce fine zinc phosphate crystal structures in immersion systems.

Applications: Low-temperature zinc phosphating pretreatment. AKTIVATOR® 3 is a registered trademark of Kluthe.

DECORRDAL® 301 N 6
Nickel Zinc Phosphate

Nickel-containing zinc phosphating treatment producing uniform phosphate coatings under standard conditions.

Applications: Low-pressure spray and immersion systems. DECORRDAL® is a registered trademark of Kluthe.

Phosphate-Free Zirconium Conversion Coatings
Next Generation Pretreatment Technologies

These next-generation phosphate-free conversion coatings provide an environmentally responsible alternative to traditional phosphate coatings on metal surfaces.

ALL-COAT™ 2857
Zirconium Cleaner Coater

 

Acidic zirconium concentrate that cleans and coats ferrous and aluminum substrates with enhanced corrosion resistance.

Applications: Pretreatment before painting and powder coating

ALL-COAT™ 2860
Zirconium Conversion Coating

 

Transforms ferrous and aluminum substrates into highly corrosion-resistant surfaces with excellent topcoat adhesion.

Applications: High-performance powder coating systems

ALL-COAT™ 6482
Advanced Zirconium Coating

 

Applies highly corrosion-resistant coatings to ferrous and non-ferrous metals while outperforming traditional iron phosphate systems.

Applications: Industrial pretreatment operations

ALL-COAT™ 6485
Dry-In-Place Coating

 

Reactive non-chromium coating designed to replace iron and zinc phosphates while reducing water consumption.

Applications: Dry-in-place and e-coat pretreatment systems

UniCoat® ZR 1
Single-Step Cleaner Coater

 

Zirconium-based cleaner coater optimized for large production parts and spray-to-drain applications.

Applications: Sustainable large-part pretreatment systems. UniCoat® is a registered trademark of Atotech / MKS.

Need Technical Assistance?

Contact Alliant Chemical for expert surface pretreatment recommendations and process support tailored to your operation.


Request Product Support

Final Sealers & Post-Treatments
Multi-Metal Conversion Coating Enhancers

These products are designed to enhance the performance of conversion coating systems for multi-metal applications by improving corrosion resistance, paint adhesion, and post-treatment protection.

ALL-SEAL™ 2805
Chrome-Free Final Seal

Acidic liquid formulated for the final stage of multi-stage metal cleaning and phosphating operations.

Applications: Iron and zinc phosphate sealing

ALL-SEAL™ 1488
Non-Chrome Reactive Sealer

Performs similarly to traditional chrome sealers while improving corrosion protection and paint adhesion.

Applications: Ferrous and non-ferrous phosphate processes

ALL-SEAL™ 2846
Multi-Metal Sealer

Designed for steel, galvanized, galvanneal, aluminum, zinc, titanium, stainless steel, and yellow metals.

Applications: Corrosion protection and paint adhesion enhancement

ALL-SEAL™ 2850
Amine-Based Water-Soluble Sealer

Chromium-free, phosphate-free, non-foaming sealer that helps protect against flash rusting at low concentrations.

Applications: Environmentally conscious post-treatment operations

Plastic Cleaners & Treatments
Plastic Surface Preparation Technologies

Products formulated to prepare synthetic materials for liquid painting, powder coating, and vacuum metalizing applications.

ALL-PLAST™ C45
Mild Acid Plastic Cleaner

Removes mold release, shop dust, and fingerprints from plastic and composite substrates.

Applications: Spray cleaning systems

ALL-PLAST™ CNP45
Phosphate-Free Plastic Cleaner

Mild acid phosphate-free detergent for cleaning plastics and composite materials.

Applications: Spray cleaning operations

ALL-PREP™ P977
Rinse Aid

Final-stage rinse additive designed to improve drying and reduce water spotting.

Applications: Plastic washing systems

ALL-PREP™ PM609
Conductive Coating

Conductive coating formulated for powder coating and electrostatic liquid painting on plastics.

Applications: Spray, immersion, and manual coating systems

ALL-PREP™ PF602
Fast-Drying Conductive Coating

Fast-drying conductive coating for electrostatic liquid paint and powder coating applications.

Applications: Spray, immersion, and manual applications

Weld & Laser Cutting Scale Removal Solutions
Descaling & Oxide Removal Technologies

Acidic and near-neutral descalers engineered to remove inorganic soils including weld scale, laser scale, rust, and other metal oxides while improving paint adhesion and corrosion resistance.

UniPrep® ACS 100
Near Neutral Spray Descaler

Designed for spray multi-metal applications and efficiently removes weld and laser cutting scale from complex geometry parts.

Applications: Multi-metal spray washer descaling. UniPrep® is a registered trademark of Atotech / MKS.

UniPrep® ACD 105
Near Neutral Immersion Descaler

Immersion descaler operating at near neutral pH to reduce substrate etching and lower wastewater treatment costs.

Applications: Immersion descaling and oxide removal. UniPrep® is a registered trademark of Atotech / MKS.

UniPrep® ACM 308
Acidic Heavy-Duty Descaler

More aggressive acidic descaler designed for difficult scales and challenging oxide removal applications.

Applications: Spray and immersion descaling systems. UniPrep® is a registered trademark of Atotech / MKS.

Department of Defense & Caterpillar Approved Technologies
Military • Aerospace • Heavy Equipment

Qualified and approved pretreatment technologies for military, aerospace, automotive, and heavy equipment finishing applications.

SURTEC 650®
DOD-QPL Tri-Chrome Passivation

QPL-listed tri-chrome aluminum passivation meeting MIL-DTL-81706-B and MIL-DTL-5541-F specifications.

Provides exceptional bare metal corrosion protection and superior paint adhesion for aerospace and automotive applications.

Applications: Aerospace and military aluminum pretreatment. SurTec 650 is a registered trademark of SurTec International GmbH.

Interlox® 5707
CAT Approved Zirconium Coating

Phosphorous-free zirconium oxide coating system for steel, aluminum, zinc, and magnesium substrates.

Enhances adhesion and corrosion resistance for wet paint and powder coating applications.

Applications: CAT 1E4093A approved pretreatment product. Interlox® is a registered trademark of Atotech / MKS.

Interlox® 5040 D
Immersion Zirconium Technology

Phosphorous and nitrogen-free zirconium coating optimized for immersion applications.

Provides excellent performance for liquid paint, powder coat, and e-coat systems with improved corrosion resistance.

Applications: CAT 1E4093A approved immersion pretreatment product. Interlox® is a registered trademark of Atotech / MKS.

UniCoat® CTR
Multi-Stage Cleaner Coater

Phosphorous-free cleaner/coater depositing zirconium oxide coatings on steel, zinc, magnesium, and aluminum.

Designed for recirculating spray washer systems with two, three, and four-stage processing lines.

Applications: CAT 1E4093B approved pretreatment product. UniCoat® is a registered trademark of Atotech / MKS.

Need Technical Assistance?

Contact Alliant Chemical for expert surface pretreatment recommendations and process support tailored to your operation.


Request Product Support