The engraving may be damaged or contain another person's initials, name or accomplishment. 200g ferric chloride (FeCl3) + 300mL nitric acid (HNO3) + 100mL water (H20) Stainless steel is widely used in the modern industry due to its anti-corrosion properties and attractive appearance. Stainless steel electronic components are stronger and lower in cost than copper and its alloys. Photo etching is the only process that can guarantee the absence of burrs in the finished part. Dilution. Etching of stainless steels Etching stainless steels requires some experience and patience. 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. Of these techniques for etching stainless steel, chemical etching offers greater capability for manufacturing and stands out as the optimal choice. For many projects, stainless steel is the correct answer. 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 … Different Techniques for Etching Stainless Steel Laser Etching. Tolerances of ±.0005 can be achieved in many applications. It’s characteristics like these that have made stainless steel a staple across various industries. Austenitic or 300 series stainless steels typically have higher chrome as well as a significant amount of nickel (e.g. That’s why chemical etching is at the core of Switzer’s business. Engraving on metal can be very beautiful, but there are many reasons that you may want to remove it. because I have a signage company it is very useful. Please contact us to learn more about our full stainless steel etching capabilities. To apply the acid and the current, you’ll construct an etching tool from a Q-tip. The well you can cut out the pattern, the well it will be etched. Stainless steel step lids and EMI/RFI shielding can be plated to enhance function in many electronic products. Pour water into a large, flat glass tub … If etching a metal plate, file off any sharp edges. 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. Choose the wrong material, and your application is subject to an unpredictable, potentially short life. How to Laser Engrave a Stainless Steel Tumbler Mug. 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. 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. I’ll go over what you need, what the steps are, and a few tips I came up with after a bit of practice. 304 is the most common type. By the way, I called this “salt water etching in stainless steel” because that’s what I’ve been doing it on. Electrolytic etching has the same goal as laser etching: to create an aesthetic mark on an object. Electrochemical marking and etching are especially effective on stainless steel surfaces. Below are some of the most common stainless steel parts that we etch. But typically, the main goal of chemical etching is to produce a part, with or without marking. Stainless steel etched components are very easy to manufacture with the chemical etching process. 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. 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. Chromium when exposed to oxygen creates a surface oxide that makes it stronger and corrosion-resistant. Stainless Steel For stainless steels stick with the following mixture. Laser marking stainless steel has the ability to produce a wide range of looks and is used in many applications across diverse industries. 3 Ways Chemical Etching Improves Your Metal Parts. Dip the q-tip in vinegar mix and start etching! Take an exacto knife and cut out the pattern you want to etch on the steel. … Excellent resistance to high temperatures. Now connect the alligator clips with the 9V battery. Stainless steel etched components are very easy to manufacture with the chemical etching process. It marks any Flat or Round Metal Surface down to 1/16" Diameter and any Metal … Thicker sheets up to 2mm can be fabricated using a combination of high-speed CNC machining and photo etching. 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. before 5 minutes of the process. Consider this to be the beginner of all beginner’s guide on how to do salt water etching on metal. Though this was not really up for decision: Apart from several different aperture logos, one of our motifs was a cake (not a lie). We work with many types of stainless steel and are not limited to the above two grades. The best way to get a feel for how broad a range laser marking stainless has is to look at some specific applications. What Are the Applications of Stainless Steel Etching? The first step in chemical etching is to laminate a sheet of metal, or the substrate, with a layer of light-sensitive resist. This technology is laser annealing. The industries listed below choose stainless for these unmatched qualities. See our Privacy Policy. With your kettle acquired, it's now time to obtain the things you'll need to etch it. Etching stainless steels can be somewhat difficult due to the anti-corrosive nature of stainless steel. Which type of steel you etch will determine the best acid or chemical to use to etch it with. 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. The integrity of every design is impacted by material selection. It is comprised of 18% chromium and 8% nickel. This method is not limited to kettles or volume markings. Step 5 Apply at room temperature with a cotton swab or immerse the part in the solution. 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 metal alloy must have at least 10.5% chromium. Acquire Materials. While higher in initial costs, this material delivers long-term value to the applications it serves. Alcohol or a chlorine … When it comes to the techniques for etching stainless steel, there are a number of options available. once this is done, ferric chloride can do the rest of the etching job. Meanwhile in chemical and food processing, plants rely on this material to resist corrosion. 304 stainless steel - 18% chrome, 8% nickel) which makes them harder to etch. Each has different properties depending on the type and amount of additional metal elements added. The photo etching process is a flexible option for precision etched stainless steel components because it can etch different tempers and hardness. 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. try and will give you best result. Since I happened to have a couple of stainless steel cups lying around an idea was born to combine these three. With the chemical etching process, the metal is etched evenly without any structural deformations from the hard tooling used in stamping and punching. mix 1 liter of water and should do the process only after two hours after mixing and use hydrofluoric acid 100 ml. 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. For stainless steel etching use solid ferric chloride chemical 1 kg. In the automotive industry, stainless steel is used to fuel the development of durable parts that help vehicles run at their optimal performance. Stainless steel is popular in many types of industrial components for a variety of reasons. Unlike… 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. Machine parts, cutlery, and kitchen appliances are just some of the evident examples. Use just spray paint to make a custom tumbler for anyone. 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. Laser annealing chemically modifies the steel located under the chromium oxide layer. Spray Painting a Stainless Steel Mug Using spray paint and spray glitter to make an ombre glitter tumbler. The process of stainless steel is quite simple. Which type of steel you etch will determine the best acid or chemical to use to etch it with. 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. You can etch stainless steel, mild steel, or high-carbon steel. Moreover, cold rolling stainless steel further increases strength and gives it a smooth shiny surface. For such a need, only one technology leaves a permanent mark directly on stainless steel. Engraving Stainless Steel. Do not apply in a long, steady stream as this generally leads to sagging in the final finish. Martensitic - (400 series) This type of stainless has a higher carbon content than the 300 series, and it is added to increase strength. The part surface remains smooth while part features are etched with high precision and low tolerances. Get a free copy of our ebook, 3 Ways Chemical Etching Improves Your Metal Parts. you will get better etching. 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