What is weld cleaner?
Electrochemical weld cleaning is a process by which post-weld impurities such as rust, heat tints, and discoloration are removed from metal surfaces under the effect of mild electrolytic fluids and a weak electrical current.
How do you polish stainless steel after welding?
Chemical Weld Cleaning Chemical cleaning is the most commonly used method for metal cleaning. It involves using a chemical pickling paste for cleaning after a welding job. The paste is applied to the affected areas using a brush or spray and left on the surface for some time to interact with the metal.
What is pickling paste used for?
Pickling pastes contain a combination of hydrofluoric acid and nitric acid which can cause serious burn injuries. They are primarily used to post weld clean stainless steels and can be applied by brush or by a spray on process.
How do you clean a stainless steel TIG welder?
Pickling paste has long been a standard way to remove heat tint from stainless steel welds. The paste, made from hydrofluoric acid and nitric acid, is applied to the affected areas using a brush or spray, then later removed and neutralized with a neutralizing agent.
Does weld cleaning necessary Why?
Why is it necessary to clean welds? After TIG, MIG, and other welding processes have been used, cleaning of the welded area is essential to increase the life expectancy and corrosion resistance of a welded joint. Cross-contamination and rust are two of the most common issues resulting from the welding process.
How do you clean stainless steel before welding?
The first thing you need to do is wipe the metal with acetone. Then use a wire brush or acid to remove surface contaminants. Then rise and clean with acetone again. If you use the wire brush first then you won’t be removing the contaminants effectively.
Can 304 stainless steel be polished?
Different grades of stainless steel can also simplify or increase the complexity of the polishing process. 304 is a basic type of stainless steel and one of the simplest to polish. 430, on the other hand, develops a hard oxidized surface layer and is more difficult to polish.
What is stainless steel pickling paste?
Pickling Paste is an acid etching gel that can be brushed onto stainless steel welds to reduce the appearance of discolouration. When sufficient cleaning is complete, simply wash off with water.
Why are my stainless steel welds black?
Discoloration on a stainless steel weld is caused by atmospheric contamination. Each color indicates the temperature of the surface of the weld when the shielding gas dissipated or was removed.
How do you get rid of heat discoloration on stainless steel?
Take some diluted white vinegar and scrub with a non-abrasive sponge. Then after thoroughly working the vinegar into your cookware, you just need to rinse and dry. The acidity of the vinegar will work to break down the oxidized rainbow layer to keep your stainless steel pots looking their silvery best.
Why choose capital Weld cleaners?
Unique to Capital Weld Cleaners, gives the operator increased control over fluid usage, dramatically improves cleaning times, & is safer. We are a manufacturer of weld cleaners focused on the end user experience. We offer a variety of different products to match your application.
What is the power of the capital Weld cw110?
The CW110 model with an incredible 110 amps of cleaning power revolutionizes the capabilities of large cleaning and polishing work. All of the Capital Weld cleaners machines quickly remove the heat tint, oxidation, rust, and passivate stainless steel in accordance with ASTM A967.
Who is we weld cleaners?
We are a manufacturer of weld cleaners focused on the end user experience. We offer a variety of different products to match your application. Focused on simplicity, ease of use, and dependability. We guarantee you will love it!
Where are your stainless steel weld cleaning machines made?
Our stainless steel weld cleaning machines are made in the USA in Gilbert, Arizona. Our machines are more durable and longer lasting than other brands. We are competitively priced and our weld cleaning machines are always in stock and ship the same day.