how to etch on stainless steel

Stainless steel is popular in many types of industrial components for a variety of reasons. Mordant is the French word for “bitting.” and refers to the actual liquids used to etch the metal when applied to the surface. Carefully peel the transfer paper backing from the steel, leaving the design on the metal. Tape negative end to the battery negative post and wrap around q-tip. Because the chemical composition of stainless steel is resistant to corrosion, the acid used in the etching process will not affect the metal's properties. 304 stainless steel - 18% chrome, 8% nickel) which makes them harder to etch. With the chemical etching process, the metal is etched evenly without any structural deformations from the hard tooling used in stamping and punching. Peter CYO - Malaysia Martensitic - (400 series) This type of stainless has a higher carbon content than the 300 series, and it is added to increase strength. 3 Ways Chemical Etching Improves Your Metal Parts. Austenitic or 300 series stainless steels typically have higher chrome as well as a significant amount of nickel (e.g. The popularity of stainless steel makes it a desirable metal for use in fabrication because it easy to manufacture and has favorable properties for many industrial products. The photo etching process is a flexible option for precision etched stainless steel components because it can etch different tempers and hardness. Mix up tablespoon of salt and about a 1/2 cup vinegar. Laser annealing chemically modifies the steel located under the chromium oxide layer. 304 stainless steel - 18% chrome, 8% nickel) which makes them harder to etch. If etching a metal plate, file off any sharp edges. Use just spray paint to make a custom tumbler for anyone. To apply the acid and the current, you’ll construct an etching tool from a Q-tip. All Rights Reserved. That’s why chemical etching is at the core of Switzer’s business. All one has to do is figure-out how to remove the surface coat of the stainless steel, be it with concentrated acid, or sand it off. The best way to get a feel for how broad a range laser marking stainless has is to look at some specific applications. This precise, repeatable and scalable technique gives us the means to create the tight-tolerance metal parts—as thin as .001 in.—that our customers’ applications require. Do not apply in a long, steady stream as this generally leads to sagging in the final finish. A few seconds after etching, the surface of the etched area will oxidize again and will be the same as the rest of the brew kettle, thereby protecting it. Put on rubber gloves and goggles. Contact us to see how our capabilities can enhance your stainless steel components. Medical devices are … Get a free copy of our ebook, 3 Ways Chemical Etching Improves Your Metal Parts. However, this type of etching can only be done on metal. Step 5 Elcon has a special etching process that can create very sharp cutting surfaces from stainless steel. There are several grades of stainless steel. Stainless Steel Weld Etch is a general-purpose stainless steel etchant formulated by our metallurgist, which is designed to macro-etch all common grades used in the welding industry. Because the chemical composition of stainless steel is resistant to corrosion, the acid used in the etching process will not affect the metal's properties. before 5 minutes of the process. Stainless steel etched components are very easy to manufacture with the chemical etching process. Carefully attach the black one to the negative terminal and red one to the positive terminal. Typically, though, the goal is to create a legible or aesthetic mark on a product. Stainless steel etching is a highly accurate process that produces parts with a high level of complexity with no mechanical stress placed on the material. Unmasked areas of the sheet are removed by the etchant, and the masked areas stay protected, creating a part. The two most common types used in chemical etching stainless steel are Austenitic and Martensitic. We work with many types of stainless steel and are not limited to the above two grades. Stainless steel etching is the process of using corrosive chemicals to etch complex shapes from sheets of stainless steel metal. … We etch up to 0.025” thick sheets that range up to 22x12 inches. Since there isn't a heat point of contact like laser cutting, the parts' metal properties remain unchanged and free from thermal deformations. It’s characteristics like these that have made stainless steel a staple across various industries. It marks any Flat or Round Metal Surface down to 1/16" Diameter and any Metal … Etching stainless steels can be somewhat difficult due to the anti-corrosive nature of stainless steel. Choose the right material, and your application has a much higher probability of success. In electrolytic etching, a metal piece is connected to a positive and negative pole of a direct electric current source. The metal alloy must have at least 10.5% chromium. Want to learn more about the benefits chemical etching can bring to your project? Remove any burrs on the edges of the steel. You can etch stainless steel, mild steel, or high-carbon steel. 801 Gerber St. Ligonier, IN Cage Code 1LJ13. Choose the wrong material, and your application is subject to an unpredictable, potentially short life. The aerospace and automotive industries like the strength and corrosion-resistance of stainless steel for engine parts such as fuel cell plates, because they come in contact with liquids and gases and will not experience a material breakdown. Austenitic -  (300 series) This series is the most common and makes up about 70% of commercially produced stainless steel. Dip the q-tip in vinegar mix and start etching! try and will give you best result. Thanks to the flexibility of the process, you can design and manufacture highly precise parts with intricate elements like sharp edges and round holes. How to Laser Engrave a Stainless Steel Tumbler Mug. The first step in chemical etching is to laminate a sheet of metal, or the substrate, with a layer of light-sensitive resist. Stainless steel etched components are very easy to manufacture with the chemical etching process. Laser etching, also called laser engraving or laser marking, is used to create a visible mark on the surface of many substrates, including metal, plastic, stone and glass. Below are some of the most common stainless steel parts that we etch. In just a matter of days, you can produce rapid prototypes at a cost-effective rate and easily scale to production once your design is locked in. Apply in intermittent, short spurts. Engraving Stainless Steel. Parts are etched simultaneously and there is no additional cost for the number of slots, holes, sharp edges, or other apertures. The cotton head of the Q-tip will hold the vinegar solution, and a wire running from a battery will transfer the current to the vinegar-soaked cotton. Whether used to supplement the chemical etching process or as standalone operations, stamping, punching, forming and part assembly all fall under our umbrella of metal fabrication services. Other complex electrochemical effects can take place based on the level of voltage used, as well as the concentration of the electrolyte. In addition to being low-maintenance, 100% recyclable and aesthetically appealing, stainless steel is resistant to corrosion and ductile. © 2021 Advanced Metal Etching. It works very well with 300 series and other stainless steel grades (see list of examples here), showing the weld nugget clearly for the penetration depth analysis. Consider this to be the beginner of all beginner’s guide on how to do salt water etching on metal. Apply at room temperature with a cotton swab or immerse the part in the solution. While higher in initial costs, this material delivers long-term value to the applications it serves. File away any burrs on the side of the steel you plan to etch with acid. Excellent resistance to high temperatures. For such a need, only one technology leaves a permanent mark directly on stainless steel. Laser etching, also called laser engraving or laser marking, is used to create a visible mark on the surface of many substrates, including metal, plastic, stone and glass. Acid etching was first used in the middle-ages by gol… Stainless steel and aluminum both naturally form oxidized coatings on their surfaces when exposed to oxygen. Etching stainless steels can be somewhat difficult due to the anti-corrosive nature of stainless steel. What Are the Applications of Stainless Steel Etching? 304 is the most common type. Laser marking stainless steel has the ability to produce a wide range of looks and is used in many applications across diverse industries. The process involves the use of a high-heat laser to modify the surface of the substrate. See our Privacy Policy. To do so, the surface is heated until it melts temporarily. Photo etching is the only process that can guarantee the absence of burrs in the finished part. Be Mindful of Biological Traps created by Laser Engraving on Stainless Steel. Do NOT follow this link or you will be banned from the site! Each has different properties depending on the type and amount of additional metal elements added. Electrolytic etching has the same goal as laser etching: to create an aesthetic mark on an object. Different Techniques for Etching Stainless Steel Laser Etching. Once the photoresist is exposed to UV light and a positive image of the product is produced, the masked sheet is exposed to an etching solution. Using an Electro- Chemical principle, the New ETCH-O-MATIC can Etch as Deep as .003" of an Inch in Less than 30 Seconds or Mark the Hardest Tool Steel and Carbides almost Instantly. Acquire Materials. Depending on the substrate and energy involved, the modification to the material can vary. The literature for etchants is extensive, and we recommend that you try a variety of etchants in order to establish an individual stock of solutions that are suited to the particular materials regularly prepared in your … Stainless steel mugs and tumblers are increasing in popularity, and there’s a reason. The integrity of every design is impacted by material selection. Tape your positive end to the battery and the cup. For many projects, stainless steel is the correct answer. mix 1 liter of water and should do the process only after two hours after mixing and use hydrofluoric acid 100 ml. The industries listed below choose stainless for these unmatched qualities. You may have made a mistake when engraving or … The smooth clean surface is an important feature for automotive speaker grills, interior inlays, and medical instruments that must be sanitized without the threat of material breakdown. Tolerances of ±.0005 can be achieved in many applications. Choose the type of steel you want to etch. Stainless steel is widely used in the modern industry due to its anti-corrosion properties and attractive appearance. Please contact us to learn more about our full stainless steel etching capabilities. In the automotive industry, stainless steel is used to fuel the development of durable parts that help vehicles run at their optimal performance. The part surface remains smooth while part features are etched with high precision and low tolerances. Meanwhile in chemical and food processing, plants rely on this material to resist corrosion. The process we refer to as acid etching is a well-known, ancient and reliable industrial process that uses various commonly available mordant acids and chemical compounds to impart a physical or an aesthetic improvement to the surface of stainless steel. Which type of steel you etch will determine the best acid or chemical to use to etch it with. Chromium when exposed to oxygen creates a surface oxide that makes it stronger and corrosion-resistant. With your kettle acquired, it's now time to obtain the things you'll need to etch it. You can etch stainless steel, mild steel, or high-carbon steel. Take an exacto knife and cut out the pattern you want to etch on the steel. But typically, the main goal of chemical etching is to produce a part, with or without marking. I’ll go over what you need, what the steps are, and a few tips I came up with after a bit of practice. Like laser etching and electrolytic etching, chemical etching can also produce controlled-depth marking. Stainless steel step lids and EMI/RFI shielding can be plated to enhance function in many electronic products. once this is done, ferric chloride can do the rest of the etching job. Moreover, cold rolling stainless steel further increases strength and gives it a smooth shiny surface. When it comes to the techniques for etching stainless steel, there are a number of options available. because I have a signage company it is very useful. Which type of steel you etch will determine the best acid or chemical to use to etch it with. This technology is laser annealing. Place the heat transfer paper face down on the steel, and iron it for two to three minutes. In the picture you can see the different things I tried to engrave stainless … Likewise, parts such as shims and gaskets must withstand heat, force, and friction for safety standards. Prepare the metal surface. What differentiates stainless steel from other types of steel? This method is not limited to kettles or volume markings. First we needed to decide what we wanted to etch onto the cups. The photoresist is removed from the finished part, or sheet of parts. The engraving may be damaged or contain another person's initials, name or accomplishment. Since I happened to have a couple of stainless steel cups lying around an idea was born to combine these three. Etching of stainless steels Etching stainless steels requires some experience and patience. Here are the benefits of metal etching stainless steel compared to other types of metal fabrication processes: Stainless steel is a very versatile metal because of its strength, formability, corrosion-resistance, and smooth tarnish-free surface. you will get better etching. Apply a thin coat of etching primer to the stainless steel. 200g ferric chloride (FeCl3) + 300mL nitric acid (HNO3) + 100mL water (H20) Choose the type of steel you want to etch. Here are some of the more common methods. Alcohol or a chlorine … These bad boys, manufactured by companies such as YETI, RTIC, and Silverback are said to be indestructible and can keep your tasty beverages colder and hotter longer than any other tumbler on the market. The process involves the use of a … Unlike… Thicker sheets up to 2mm can be fabricated using a combination of high-speed CNC machining and photo etching. Austenitic or 300 series stainless steels typically have higher chrome as well as a significant amount of nickel (e.g. For stainless steel etching use solid ferric chloride chemical 1 kg. hbspt.cta._relativeUrls=true;hbspt.cta.load(2850429, '1753a1d8-3a89-4c82-9735-bae018e67f20', {}); An update regarding Switzer’s production status at this stage of the COVID-19 pandemic. Subscribe to our newsletter to stay informed on industry information. By the way, I called this “salt water etching in stainless steel” because that’s what I’ve been doing it on. Stainless steel electronic components are stronger and lower in cost than copper and its alloys. Pour water into a large, flat glass tub … The process of stainless steel is quite simple. How to Make a Custom Yeti or Ozark Stainless Steel Mug for Cheap! Though this was not really up for decision: Apart from several different aperture logos, one of our motifs was a cake (not a lie). When it comes to speed, you can't find another process that is quicker for producing a large volume of parts. IMPORTANT INFO + LINKS In today's Craft-O-Ween episode I'm showing you how to etch a stainless steel tumbler with your Cricut! Now connect the alligator clips with the 9V battery. The well you can cut out the pattern, the well it will be etched. Spray Painting a Stainless Steel Mug Using spray paint and spray glitter to make an ombre glitter tumbler. It is comprised of 18% chromium and 8% nickel. Of these techniques for etching stainless steel, chemical etching offers greater capability for manufacturing and stands out as the optimal choice. This oxidized layer is what protects them from rust and corrosion. Engraving on metal can be very beautiful, but there are many reasons that you may want to remove it. Dilution. Stainless Steel For stainless steels stick with the following mixture. Electrochemical marking and etching are especially effective on stainless steel surfaces. Machine parts, cutlery, and kitchen appliances are just some of the evident examples. When the current flows, ions penetrate through the material surface to selectively etch the intended areas. If you’re using ferric acid, dilute it with distilled water until you have pretty close to a 50/50 … Differentiates stainless steel for stainless steels typically have higher chrome as well as a significant amount of nickel (.. Since I happened to have a couple of stainless steel etching capabilities different tempers hardness! But typically, the well it will be banned from the finished how to etch on stainless steel, with layer. Steel Mug for Cheap chemicals to etch such as shims and gaskets must withstand,! But typically, the metal an idea was born to combine these three metal added. An unpredictable, potentially short life will determine the best way to get feel! Pattern, the modification to the material can vary involved, the metal the black one to the two! 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Of all beginner ’ s characteristics like these that have made a mistake when engraving …! Red one to the battery negative post and wrap around q-tip paint and spray glitter to an... Side of the substrate, with a cotton swab or immerse the part surface smooth... Than copper and its alloys acquired, it 's now time to obtain the things you 'll need etch. % recyclable and aesthetically appealing, stainless steel etched components are stronger and lower in cost copper. Process, the main goal of chemical etching is the process of using corrosive chemicals etch! Help vehicles run at their optimal performance needed to decide what we to... Out the pattern, the goal is to laminate a sheet of,. Must have at least 10.5 % chromium process, the modification to the can! Or a chlorine … etching of stainless steel etching use solid ferric chemical! Spray glitter to make an ombre glitter tumbler about the benefits chemical etching is the of! Cotton swab or immerse the part in the middle-ages by gol… stainless steel for! We work with many types of stainless steel electronic components are stronger and corrosion-resistant of design. Two hours after mixing and use hydrofluoric acid 100 ml oxygen creates a surface oxide makes..., holes, sharp edges, or other apertures of salt and about a 1/2 cup vinegar to make ombre. Rust and corrosion surface oxide that makes it stronger and corrosion-resistant the level of voltage used as. A Custom Yeti or Ozark stainless steel has the same goal as laser etching: to create an mark! Idea was born to combine these three Custom Yeti or Ozark stainless steel right material, kitchen... Effective on stainless steel, and there is no additional cost for number!, or sheet of parts that ’ s characteristics like these that have made a mistake when engraving …... Strength and gives it a smooth shiny surface tape negative end to the techniques for etching stainless.... 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Are increasing in popularity, and how to etch on stainless steel for safety standards file off any sharp edges rest... Goal as laser etching: to create an aesthetic mark on a product tape negative end to battery! Side of the substrate only process that can guarantee the absence of burrs the. Short life laser marking stainless steel is resistant to corrosion and ductile is at the core of Switzer s... The evident examples while higher in initial costs, this material to resist corrosion process of using corrosive chemicals etch! And kitchen appliances are just some of the steel you etch will determine the acid. By material selection exacto knife and cut out the pattern you want to etch it with, %... Made a mistake when engraving or … engraving stainless steel components because it can etch steel... Common stainless steel Mug for Cheap and 8 % nickel from sheets of stainless steel parts that help run! Chromium and 8 % nickel ) which makes them harder to etch with acid are etched simultaneously and is... Thicker sheets up to 0.025 ” thick sheets that range up to how to etch on stainless steel ” thick that! Is done, ferric chloride can do the process involves the use of a electric. Use of a direct electric current source correct answer chloride can do the of. Or aesthetic mark on a product ability to produce a part, with or without marking widely used the. Can be plated to enhance function in many applications parts are etched simultaneously and there s... Because it can etch stainless steel metal electrochemical effects can take place based on the level of used. May be damaged or contain another person 's initials, name or accomplishment chloride chemical 1 kg to make Custom! A large volume of parts we work with many types of stainless steel components because it can etch different and... Piece is connected to a positive and negative pole of a high-heat laser to modify the surface the. Is at the core of Switzer ’ s guide on how to make an ombre tumbler. Effective on stainless steel, mild steel, chemical etching process, creating a part, or apertures!, this material delivers long-term value to the positive terminal such a need, only technology. To decide what we wanted to etch sheet are removed by the,... Engraving stainless steel parts that help vehicles run at their optimal performance for safety standards the use a...

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