Weld cleaning consumables

Weld cleaning fluids for Cougartron machines

Choose Cougartron fluids for stainless steel weld cleaning, passivation, polishing and neutralising after the cleaning process.

The right fluid affects cleaning speed, finish quality, transport handling and post-cleaning surface appearance.

Cougartron weld cleaning fluids for stainless steel weld cleaning and neutralising
Choose fluid by process: cleaning, polishing, powder concentrate or neutralising.

How to choose

Choose fluid by process and finish

Cleaning and passivation

Use weld cleaning fluid to remove heat tint and oxide after stainless steel welding while supporting the passivation process.

Polishing and stronger cleaning

Choose a stronger cleaning and polishing fluid when you need more bite, brighter finish quality or work across heavier stainless welds.

Neutralising after cleaning

Use neutralising fluid after cleaning, polishing or marking where required to remove residues and reduce the risk of white marks.

Products

Browse weld cleaning fluids

Find Cougartron cleaning fluid, cleaning and polishing fluid, powder concentrate and neutralising fluid for weld cleaning workflows.

Not sure which fluid to use?

Send us your machine model, material, weld type and the finish you need. We can help confirm the right fluid before you order.

Ask us before ordering →

Showing all 4 results

  • CGT-650 Electro Passivation Powder

    CGT-650 Electro Passivation Powder

    Price range: £55.00 through £135.00

    CGT-650 is a convenient powder utilized with water to create weld cleaning solutions when conventional fluid storage and transportation are impractical. Combine 70 grams of CGT-650 with 1 liter of water to produce 1 liter of weld cleaning fluid – with the same potency as our CGT-350.

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  • CGT-550 Weld Cleaning & Polishing Fluid

    CGT-550 Weld Cleaning & Polishing Fluid

    Price range: £59.00 through £147.00

    CGT-550 is a powerful weld cleaning and polishing fluid that provides exemplary results during weld cleaning tasks. It is suitable to use on all types of stainless steel welds and even aluminum. CGT-550 can be used together with all Cougartron weld cleaning machines and brushes.

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  • CGT-350 Weld Cleaning Fluid

    CGT-350 Weld Cleaning Fluid

    Price range: £59.00 through £147.00

    CGT-350 is an effective fluid for stainless steel weld cleaning and passivation. It is recommended to use for cleaning stainless TIG welds. The CGT-350 is a milder version of CGT-550 fluid and thus it is safe to transport by air.

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  • CGT-N5 HyPerformance Neutralising Fluid

    CGT-N5 HyPerformance Neutralising Fluid

    Price range: £53.00 through £117.00

    CGT-N5 is a new formula developed for brushed stainless steel surfaces that successfully neutralizes and removes acid prevents the (re)appearance of white marks on the surface after weld cleaning, polishing, or marking process.

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Fluid types

Understand the fluid range

CGT-350

A milder weld cleaning fluid for stainless TIG weld cleaning and passivation. A good starting point for regular stainless cleaning work.

CGT-550

A stronger weld cleaning and polishing fluid for demanding cleaning tasks, bright finish work and broader stainless applications.

CGT-650

A powder concentrate mixed with water to create weld cleaning fluid when liquid storage or transport is less practical.

CGT-N5

A neutralising fluid used after cleaning, polishing or marking to help remove residues and reduce the appearance of white marks.

Buying help

Fluid questions

Which Cougartron weld cleaning fluid should I choose?

Choose by process and finish. CGT-350 is a milder weld cleaning fluid for stainless TIG welds. CGT-550 is stronger and suited to cleaning and polishing work. CGT-N5 is used for neutralising after cleaning, polishing or marking.

What is the difference between CGT-350 and CGT-550?

CGT-350 is a milder weld cleaning fluid and is a good starting point for stainless TIG weld cleaning. CGT-550 is stronger and is used where more cleaning power, polishing performance or a brighter finish is needed.

When should I use CGT-N5 neutralising fluid?

Use CGT-N5 after weld cleaning, polishing or marking when you need to neutralise residues and help prevent white marks on the surface.

What is CGT-650 powder used for?

CGT-650 is a powder concentrate mixed with water to produce weld cleaning fluid. It is useful where storing or transporting conventional liquid fluid is less practical.

Can the same fluid be used for cleaning and polishing?

Some fluids are designed for both cleaning and polishing, but the correct choice depends on the machine, brush, material and finish requirement. Do not treat all fluids as interchangeable.

Are safety data sheets available?

Yes. Relevant safety data sheets and product documentation are available from the Cougartron downloads area.

What should I send if I need help choosing?

Send your machine model, material, weld type, current fluid if known, and the finish you want to achieve.

Need the right fluid?

Check the process before ordering

Fluid choice affects cleaning speed, finish and post-cleaning surface appearance. If you are unsure, send us your machine model, weld type and required finish.