Ferric chloride meteorite etching. Remember add acid to water in acid proof container.

Ferric chloride meteorite etching FeCl 3 + CuCl → FeCl 2 + CuCl 2 This fundamental reaction is relevant to the use of ferric chloride solutions in etching copper. The blade will not as 'black'. Oct 28, 2016 · Learn how to etch copper using Ferric Chloride with this guide, including design options and etching tips. It is readily available at places like Radio Shack as a computer board etchant (and very cheap – 3. May 3, 2022 · When FeCl 3 etches metal, it becomes ferrous chloride (FeCl 2). Thoroughly soaking in plain alcohol, and throughly drying at low heat, after etching with ferric chloride is a good step to flush any residual contamination. Feb 10, 2023 · Cesco Solutions Ferric Chloride 32oz (946 ml): $29. How do I use Ferric Jul 10, 2024 · This blog delves into the science behind ferric chloride etching, exploring its mechanisms, applications, and safety considerations. Pat the Ferric Acid onto the design until it is completely covered. Used by jewelry artists to etch copper and brass. Remove the board using tongs and and place it under running water to remove the Jun 7, 2022 · Nitol (nitric acid in alcohol), instead of ferric chloride, is a preferred etchant which will avoid residual chlorine in the specimen. Applying ferric chloride before coffee helps hold the etching longer. Thank goodness I didn't leave the room! Sep 1, 2014 · There was a time in the past when you just did not see very many pallasites for sale and you never saw them etched. Dec 21, 2024 · Product identifier. My experience with Ferric Chloride as an etchant . The process itself involves one of two dangerous chemicals - nitric acid or nitol. ETCHING with Ferric Chloride 35%. Heavy Metals. Printed Circuit Board etching is a crucial process in the manufacturing of electronic devices. I use a piece of copper wire and gently scratch the design to feel how deep the etch is. dunklee_at_meteoritecentral. Do NOT use ferric chloride on aluminum. I have etched in undiluted ferric chloride but it gives a harsh etch. If you have been following our 'How to design a PCB using EAGLE' series in Issue 34 and Issue 35 , you would have designed a square wave generator circuit board that you could send off to a circuit board manufacturer. I would also try heating a scrap up to silver solder temp and then etching it BEFORE you try to solder the ring. Choose your metal(s). Ferric chloride solution is an acidic solution that is highly It uses up the active etching reagent (ferric ions), thus slowing down the etching reaction by reducing the concentration of ferric ions available for etching; Ferric hydroxide forms a deposit that covers the surface of the metal, thus hindering the etching reaction; It is therefore important to prevent or minimise hydrolysis in the ferric Oct 8, 2003 · Regarding the solid ferric chloride: the liquid from Radio Shack is about 35% FC. How Ferric Chloride Etching Works Stop Using Ferric Chloride Etchant! (A Better Etching Solution. NEUTRALIZE the Acid Etching solutions and dry your specimen. Nov 17, 2001 · Combining the FeCl with 6 part water is to reduce the acidity. Should I dilute it with water? Do NOT dilute ferric chloride with water. Ferric Chloride is also very poisonous to aquatic life. (Emphasis mine. In case of using granules, dissolve 1kg of ferric chloride into 500ml of water. It requires careful polishing of the surface in preparation of the etching process. To use ferric chloride for etching, clean the metal and apply a resist to protect the areas you don’t want to etch. If you run a batch operation, where you use your etchant without making additions to assist the etching, you will notice a steady decline in the amount of metal you can dissolve (as shown in the graph above). The copper is first removed from the edges and then gradually from the center, so don’t place the whole board for a small PCB, cut the board to the required size before etching. This article provides a comprehensive overview of the etching process for brass … A batch of ferric chloride is usually good for 5 hours-worth of etching; after that, the etching process dramatically slows. Understanding the nuances of this method involves Nov 6, 2024 · 3. For more hints, tips and projects, visit www. Q. The etch time will make the line deeper, so that the ink becomes textured on the paper but it won't significantly increase the width. Ferric Chloride in PCB Etching The Backbone of Electronics. I understand it's nitric acid? I got > the "bright" idea of checking my local electronic supply house for PC > board etching solution and it seems that ferric chloride is used to > etch copper from the breadboards. 3 to 1 or 4 to 1 distilled water to ferric chloride seems to be about right. Do not touch your eyes with your fingers if you have been handling ferric chloride. Remember, though the ingredients are all harmless on their own, the end product is not yummy at all–treat it as you would spent ferric chloride. Oct 28, 2022 · Ecoxall Premium Ferric Chloride - 1 Quart (32 Fl Oz) - High Concentration Chloride Solution - Ideal as Etching Cream, Coagulant for Water Treatment - Copper andStainless Steel Etchant Solution 4. Aug 23, 2024 · Metal etching with ferric chloride is a captivating process for creating intricate designs and patterns on various metal surfaces. The production of Ferric Chloride leaves a final product with metals and heavy metals. It's cheap. The copper plate is submerged in a ‘ferric chloride’ solution, which dissolves and removes the sections of copper exposed to the solution where the ground has been removed. 7 lt): $79. The ferric chloride had all crystalized, and the etch was still feeble Dec 28, 2011 · Now, here are the steps for etching metal with ferric chloride: 1. Hi, my name is Chris and I work as a Process Engineer among which some of my responsibility involves an etching process. If it's something like Eggerling mosaic damascus it's 50-50 ferric chloride and white vinegar. 80 Vilella's (ASTM contains 1gr Picric) 11. I want to try it for etching meteorites some tips? I have to use it alone or before/after standard etching with nital? Thanks Ciao <x>x<x>x<x> Francesco Received on Fri 11 Apr 2014 11:28:34 AM PDT I put the ferric chloride into a small tub, dropped the masked circuit board into the solution, and rocked it back and forth for a long time. It is a moderately strong Lewis acid and many of its applications exploit this property. So, you could either take 350 grams and dissolve in dissolve water until the total volume is 1 liter to make the equivalent of the RS FC, or add bout 100grams to a liter of distilled I also use muriatic acid/peroxide instead of ferric chloride. It's also nice to see how an etch is going and since muriatic is clear you can get a better visual than the golden brown opaque view through ferric chloride. Both will > To: meteorite-list_at_meteoritecentral. Printed circuit boards are the foundation of all electronic devices, from smartphones to spacecraft. Positive terminal connects to the piece being etched. This particular copper plate took approximately 35minutes submerged in the ferric solution to etch. Can be diluted with distilled water. ) Ferric Chloride Solution – 43% Cesco's ferric chloride solution features: Ready-to-use 43% solution Perfect for etching printed circuit boards and creating your own prototypes Used by jewelry artists to etch copper and brass Effective on Damascus steel knife blades Can be diluted with distilled water Hello everyone, What is the best chemical to etch Aletai meteorite? -nitric acid (seems to be the most popular choice but it’s nasty stuff and hard to procure some in europe) -ferric chloride (fairly easy to source in 40% concentration) -sulphuric acid (drain cleaner, usually has some hydrochloric acid mixed in, is it concentrated enough?) Ferric chloride is known for its moderate etching speed and ability to produce precise results. Adding HCl acid can restore the cutting ability of the FeCl3. O. Perfect for a wide range of industrial and laboratory applications, Ferric Chloride is commonly used in etching printed circuit boards (PCBs), water treatment, and as a catalyst in organic synthesis. It is a great etchant to use for any chemical machining shop, but if you are new to using it there are some things you should make yourself aware of. Wanting to try this on my own pedals, I did a bit of research and purchased a variety of tools for the job. One of the most popular methods for etching PCBs is using ferric chloride, a chemical compound that effectively removes unwanted copper from the board’s surface. While the laser removes most of the unwanted copper, using an etchant like ferric chloride ensures that any remaining copper is completely removed, leaving behind only the traces of your circuit. Dec 18, 2022 · How to Etch Damascus with Coffee (Step-by-Step) To make the best use of coffee to etch a Damascus blade, follow these simple steps: Step 1: Set your Damascus in ferric chloride (FeCl3) – this chemical etchant is normally used to force a patina onto a carbon steel blade. Previous message: Greg Hupe: "[meteorite-list] AD- Official NWA 3133 - The Real Deal !!" In reply to: harlan trammell: "[meteorite-list] etching irons with ferric chloride solution from radio shack" Next in thread: harlan trammell: "[meteorite-list] etching irons with ferric chloride solutionfrom radio shack" Jul 5, 2023 · How To Mix Ferric Chloride for Etching: Concentrated Ferric Chloride Dilution. Dec 2, 1999 · hi guys, was hopeing to find out some info on etching widdmansatten pattern meteorite. I must do something wrong but I not remember what :))) Also I remember that for neutralize Ferric Chloride I used Copper sulfate. 10. You don’t have to work that hard to make Ferric Chloride yourself, and it may be a fun chemistry task, if you’re into chemistry. Then you can either just let the solution be open to air for a few days or add a bit of the hydrogen peroxide and boom, ferric chloride. Mar 10, 2013 · I normally leave it for about 30 minutes before checking the etch. Make sure the surface is completely covered with a layer of Ferric Chloride. COATING with our special formula clear acrylic finished on powder 600 as I usualy do before I start Nitric Acid etching, but near nothing happend. Copper sulfate – Best for mild steels. As the solution grew weaker, the etch would take longer and longer. Perfect for etching printed circuit boards and creating your own prototypes. 00 for a 16 oz. At the moment it takes about 30-40 mins to get the depth of etch I like. The HCl is the major active etching ingredient. com > Subject: Re: [meteorite-list] How to etch meteorites > > Hi Rene and list, > I just saw the link that was sent to you regarding > ferric chloride etching. Apr 7, 2024 · Introduction to PCB Etching with Ferric Chloride. In this issue, we show you how to etch a PCB at home using the toner transfer method and ferric chloride etchant. It normally exists as a hexahydrate salt. They etch pallasites and mesosiderites, as well as irons now. Viella's. If it's nickel/iron meteorite, it's 100% Ferric Chloride. 1997) ferric chloride is now Apr 30, 2018 · Both were covered with Caig Labs CL-Etch-16 Ferric Chloride PCB Solution. Grab your gloves, your bowl and your baking soda. This paper aims at defining standards for industrial etchants (that are not chemically pure) and methods by which they are analysed and monitored. Jan 8, 2025 · Ferric Chloride or Other Etchants. From the 1990’s, when Keith Howard introduced printmakers to etching in vertical tanks of ferric to Friedhard Kiekeben’s discovery of the Edinburgh Etch (© F. This method is cost-effective Thickest I've done was close to 2mm. 8080308_at_mhmeteorites. 84390. Mix ferric chloride with water and submerge the metal in the solution, agitating May 20, 2021 · Remove the transfer tape to reveal the design ready for acid etching. So far, I have made three attempts at etching using a chemical called Ferric Chloride and have had varying degrees of success. If you used Ferric Chloride as an etching material, you have added a considerable amount of chlorides to the surface and into surface cracks that will result in rust if not removed. Jun 2, 2013 · Then I placed the hearts in the ferric chloride bath. You will find different recipes for the concentration of ferric chloride. In any case, it was getting late so I simply removed the board, neutralized the acid (slowly added baking soda until it no longer caused fizzing), put the spent etchant aside, and created a new batch. I won't get into too many details on stenciling and the graphic design side of things as that would be a whole other tutorial! Etching is a great way to personalize your k… Dec 9, 2010 · The hot etchant soon removed the insides of small letters (even after using an etch primer and an overspray of car enamel) Trying the etchant cold meant many hours of etch time and the paints lifted badly , undercutting is a problem in that scenario. Mix with water at a 1:1 ratio. what do you use to etch? last time i used ferric chloride. Your acid – this will be determined by the type of metal you are etching, though we generally recommend you use Ferric chloride. Ammonium Persulfate Ammonium persulfate is an alternative to ferric chloride, offering faster etching speeds and a longer shelf life. We must also remove the water we washed the meteorite in during the etching process. Dec 9, 2014 · Ferric chloride's operational benefits This etchant has made a name for itself because it is inexpensive, safe to use, consistent in its etching capabilities and highly suitable for working with a variety of metals. DRY your meteorite in an oven at 150°F for an hour. Sep 29, 2017 · Recently I came across some guitar pedals that had graphics etched into the aluminum, rather than silk screened. Jun 10, 2004 · Ferric chloride (FeCl 3) is the most commonly used etchant for photochemical machining (PCM) but there is a great variety in the grades of the commercial product. As you etch more metals and deplete your FeCl 3, you will notice a reduction in etch rate. May 19, 2023 · Pros and Cons of Ferric Chloride. Jun 26, 2024 · Discover the superior quality and versatility of our Ferric Chloride, a high-purity chemical compound with 99% concentration. Both of these should be used with thick rubber gloves and a respirator in a well-ventilated area. Product name: Ferric chloride; CBnumber: CB5444364; CAS: 7705-08-0; EINECS Number: 231-729-4; Synonyms: FeCl3,Ferric Chloride; Relevant identified uses of the substance or mixture and uses advised against The most widely used etchant for copper in wet etching processes is ferric chloride (FeCl 3) [8-26]. Among the different etching methods, using ferric chloride (FeCl3) as an etching agent is particularly popular due to its effectiveness and relatively straightforward application. Through a combination of theoretical discussions, practical demonstrations, and hands-on exercises in this virtual workshop, participants will gain a comprehensive understanding of the metal etching process. Even as the lay in the solution for 20 minutes I could see the blade portion turn black and the acid seemed to have to effect on the handles. Once an etching cycle using ferric chloride has been initiated the third method is probably easier. A A high etch rate and ease of regeneration make are the advantages of this etchant. Jun 30, 2022 · FAQs for ferric chloride for etching: Q-1 How to use ferric chloride for etching? Ferric chloride is used to etch metals such as copper and brass. But, the work done today is just remarkable by the specialists in meteorite etching. l put a skull and bones on the plastic container for good measure and make darn sure you always put the cap back on the Ferric Chloride container. Marble's Reagent. Immersion or Swab. This solution will not corrode copper or damage plastic. And it produces a distinctive etch that is darker and "bolder" than nitol. Meteorite Ring: A meteorite is a solid piece of debris from an object, such as a comet, asteroid, or meteoroid, that originates in outer space and survives its passage through the Earth's atmosphere and impact with the Earth's surface or that of another planet. Ferric chloride etching is a type of chemical etching where a controlled chemical reaction removes material from a metal surface. Even with fresh, strong ferric chloride solution, it would usually take at least 10 minutes for the copper to be removed. I do deep etching of 316 with a similar setup, ferric chloride on it's own won't touch it without the electricity assist. com> Date: Fri, 23 Feb 2007 15:23:17 -0700 Message-ID: <45DF6955. It will not work on actual silver (fine or sterling). Effective on Damascus steel knife blades. Use your brush to spread it evenly on the surface of the meteorite. 99; Carolina. Ferric Chloride. Although the link does > explain etching with ferric chloride quite well, it > doesn't go into much detail about the stability of > that type of Etching is a widely used process for creating detailed patterns and designs on various materials, including metals like brass. Oct 23, 2003 · I have used Ferric Chloride to etch copper and brass, but it can leave pits on ferrous metals if you don't agitate it continuously. Here are 6 dos and don’ts you should keep in mind when working with ferric chloride. Then put the solution on the blade. After 8 hours still not much going on. Ferric chloride is a widely used chemical for removing exposed copper after the laser etching is done. When heated or anhydrous, it tends to hydrolyze, producing hydrogen chloride gas. Oct 30, 2014 · When I am etching any kind of stainless steel Damascus its time to use mix a batch of Ferric Chloride out in the shop because stales will laugh at vinegar as an etchent. I use a 5 gallon pail that has a 3 inch ABS pipe with a cap glued on The more of either, the more the meteorite will rust. Hope that's useful. Ferric chloride is a soft approach it's good to start with if you have little experience with edging meteorite I prefer to use nitric acid it's really powerful so u have to be careful with it but it works really well u can see a little bit of the widmanstätten pattern good job on that how long have you left it in the ferric chloride if you want a more clear pattern u can try to wipe it with Oct 23, 2003 · You don't want so much current that the meteorite electrode is gassing or the bubbles will mask off the etching and cause pitting after a long period of etch. The density of ferric can be measured with a hydrometer (43°Bé means 1,42g Nov 25, 2023 · 0:00 - 1:50 intro & before1:51 - 4:48 reverse electrolysis: what you need4:49 - 6:00 preparing the Iron6:01 - 7:44 testing connectivity & wire wrapping7:45 - This results in a sludge of ferric hydrox-ide which is allowed to settle before pouring off the liquid and adding the precipitate to 1 litre of the stock solu-tion. As early as 1915, Farrington, and later Nininger, (1936) taught us how to etch an iron meteorite using nitric acid. : M13355 Synonymes: no data available CAS No. 99; Cesco Ferric Chloride (2 pack) 1 gallon (3. Metal as thin as 24-gauge can be etched – just leave it in for less time than you would for thicker metal. You spent three weeks removing chlorides and now you expose the meteorite to chlorides. Wait until you can see the hamon line, then quickly spray the blade with Windex to neutralize the acid. However, once you've etched a board with it, you're left with a solution with a bunch of coppe… Dec 1, 2021 · With it, you can regenerate the etchant and keep on using the etchant for a while before it expires. This will get rid of any remaining moisture that may be present. K. Ferric Chloride works much better than Nitric in my opinion, and seems to be more stable too! - I was pretty skeptical at first, about putting a Chloride chemical onto an 'Iron' but I have tried it many times and it works well the detail is superb! Acouple of things to bear in mind. 5g Ferric Chloride + 50cc HCl +100cc H2O. All you have to do is add a scrap piece of iron or steel to the muriatic acid (or hydrochloric acid; same thing) and wait for it to dissolve. Pros of Ferric Chloride. We must also remove the water we washed the meteorite in during the etching process. You need enough ferric chloride to completely cover your board. 9. It i also used in PCB etching process. In terms of handling, ferric chloride is one of the least harmful etchants we have available. Citric acid (anhydrous) is available in as a fine powder. Preparing a surface for etching is simple if you go through a sequence of abrasives (280-400-600 grit). Whe… Acid Etching: This will be a basic tutorial on how to acid etch metal with Ferric Chloride. If you have several projects that require etching, you can also buy a concentrated ferric chloride solution, such as a 40% acid. 5cc HCl + 2gr Picric acid + 100cc Ethyl alcohol. These designs can be printed from your laser printer onto Press-N-Peel paper, OR you can simply draw them onto the copper with a marker. Find some iron, put it into Hydrochloric Acid, which you should be able to find at every major hardware store or supermarket. The generally accepted shelf life of ferric chloride solution is approximately six months. Nov 10, 2020 · Discover the superior quality and versatility of our Ferric Chloride, a high-purity chemical compound with 99% concentration. create Aqueous iron(III) chloride serves as a one-electron oxidant illustrated by its reaction with copper(I) chloride to give copper(II) chloride and iron(II) chloride. The chemical can operate over a wide pH range. Cons of Ferric Chloride Oct 13, 2014 · Iron containing alloys consume the available HCI in ferric chloride solution. Concentrated ferric chloride solution Mar 23, 2012 · The more of either, the more the meteorite will rust. Ferric chloride – Works best on copper, brass, nickel silver, and stainless steel. Ferric chloride works on copper, brass and nickel silver. The blade portion of both knives darkened nicely but the handles were much lighter making both knives two tone. Perry, (1944), in discussing etching reagents cites the usefulness of ferric chloride in etching meteorites as “minor”. Use Fresh Swab - Use Under Hood - Do Not Store . Nov 18, 2023 · Iron(III) chloride, also known as ferric chloride, is a compound of iron and chlorine with the formula FeCl 3. Supplied as full strength (45 Baume), suitable for metals such as stainless steel, nickel, brass, etc My experience with Ferric Chloride as an etchant . Cc: meteorite-list_at_meteoritecentral. I just bought a liter of ferric chloride solution for electronic purposes. 6% water! It is low grade if you buy circuit board etchant complete with all the unfiltered contaminants that are permissible and which can get into Finishing polishing and etching with ferric chloride #Meteorite #Mesosiderite The container of ferric chloride is not enough to fill my etching tank. It will take around 10-15 minutes to etch a PCB using the concentration specified. I use a pvc tube with a cap on the end and constantly move the knife in the acid, maybe 15 seconds or so. When I etch copper in ferric chloride, I leave in it for 90 minutes. ): Ferric chloride is a traditional home-use circuit board etchant. Safety Notes: Do not allow the ferric chloride to touch your skin or your eyes. Apr 19, 2016 · EDINBURGH ETCH INGREDIENTS. 6 out of 5 stars 268 Jul 5, 2022 · Ingesting Ferric Chloride can severely injure a person and even kill them. bottle). Whenever you need to etch, dilute the liquid using these steps. com> Can anyone point me to a site with how to do this? This special formulation of ferric chloride is ideal for etching metals and all types of copper circuit boards. Trade name/designation: Ferric chloride etching solution Product No. Muriatic acid and ferric chloride technically work, but are more likely to result in secondary corrosion and rust if you don't handle the post-etching treatment correctly. YahooMailClassic_at_web121306 AR36, Ferric Chloride Ferric chloride stain remover for Stain Etching Chemicals; 82009 O-Naphto-Chinon-Diazide Etching Chemical for Etching in Liquid; 600-014, Sodium Peroxydisulfate Etching Chemical for Etching in Crystals; ZAK-M22, Etching Chemical for Coating; Tin Etching Chemical for Tin Plating in Crystals; CIF Green PVC Etching Tray for example, Steve's MSDS lists the composition of the Ferric Chloride etchant: 9 % ferric chloride hexahydrate 91 % water So this particular ferric chloride solution, quite a typical one, is 94. In this tutorial, you will learn one technique to etch your own designs into copper. com> Date: Fri, 27 Jan 2012 20:37:46 -0800 (PST) Message-ID: <1327725466. com=20 Sent: Friday, July 18, 2003 12:21 PM Subject: Re: [meteorite-list] etching solution Hello, Mark and the list, think ferric chloride is not strong enough to etch Fe / Ni, but = haven=B4t ever tried;- You can find a quite good recipe for the etching solution from R. Then finally decided to go to bed and checked it the next morning. I used to do quite a bit of etching and I occasionally still do. Other Means of Identification: Ferric Chloride / Chlorure Ferrique Related Part # 415-500ML, 415-1L, 415-4L, 415-20L Recommended Use and Restriction on Use Use: Etchant for printed circuit boards and photoengraving processes Uses Advised Against: Not available Details of Manufacturer or Importer Manufacturer MG Chemicals 1210 Corporate Drive ETCHING COPPER WITH FERRIC CHLORIDE BACKGROUND Ferric Chloride has virtually replaced nitric acid and dutch mordant as an etchant for copper. May 27, 2024 · Ferric chloride etching on stainless steel is a process that marries chemistry and craftsmanship, yielding intricate designs and precise patterns on one of the world's most durable and versatile materials. Let it cool to room temperature. It is an effective reducing agent, thus ideal for removing various metals from water. The method used it will depend of the type of the meteorite or at the request of the client. Metals found in a Ferric Chloride Mixture include but are not limited to Zinc, Manganese, and Chromium. is there any other ways of etching meteorite?can it be colorized? thanks in advance 150kid:rolleyes: > I'm trying to locate etching solution capable of etching Widmanstatten > patterns to view on meteorites. Put on the gloves and put some of the Ferric Chloride on a cotton ball. From: Steve Dunklee <steve. Give the blade a mirror polish at first (I usually use sandpaper). ETCHING your meteorite is possible now with either Nitol or Ferric Chloride solutions. After 10min is there verry pale, dark pattern but this looks ugly. Nov 6, 2024 · PCB Etching Methods. Carolina Ferric Chloride Etching Solution is a simple and effective etchant for copper, brass, and nickel. Oh…and the Ferric Chloride. Sep 6, 2013 · Because of this, some preparers will use ferric chloride, which is readily available as a circuit board etchant at places like Radio Shack. Remember add acid to water in acid proof container. This technique is employed in various fields, from creating detailed artwork and jewelry to manufacturing complex industrial components. If you dilute it 1 part RS FC plus 3 parts water (1:4) you have around 9% FC. I will also show you the Muriatic Acid and Hydrogen Peroxide etchant mixture I use as an alternative to Ferric Chloride. 25 Marble's. It is less corrosive than ferric chloride, making it suitable for etching delicate PCBs or those with fine traces Cesco’s ferric chloride solution features: Ready-to-use 43% solution. Ferric chloride is available as yellow granules or as a solution of 43°Bé (baumé) also labeled 40%. The first observation is obvious. I would also recommend electroplating with a noble metal (something like 14k white gold) after etching to prevent rust and prolong the lifetime of the visible pattern. : not applicable Other means of identification: Relevant identified uses of the substance or mixture and uses advised against Recommended Use: For Further Manufacturing Use Only Aug 12, 2005 · Depends on what you're etching. Mar 17, 2017 · Since you have muriatic acid, its really easy to make ferric chloride. This means you don’t need to be highly considerate of your pH, as it will remain stable under all conditions. anyways, i picked some up for the hell of it, and i’m wondering now about using it with zinc plates. As the ferric chloride becomes contaminated with copper particles the etching time will increase. So, I turned around, and grabbed an egg timer from the shelf to set for 90 minutes, because I have a habit of forgetting things (I get distracted by other bright shiny objects!). It's easy enough to come by, and the Ferric by itself is no big environmental problem. I have a large container with hot water and baking soda to nuetralize the acid. I rounded out one of my etching needles so that it became thicker. Sep 19, 2004 · hi, i saw somewhere (and i believe it was on here a few months ago) about using ferric chloride for an etching solution. Ferric stains everything it touches and doesn't etch as well from my experience. But first, here’s what you need. Apr 5, 2008 · Etching an Iron Meteorite - Dos and Donts! - posted in Space Rocks: Etching an iron meteorite is an art and a science. Jan 9, 2014 · I dip the entire knife into ferric chloride, I use G10 and epoxy for my handles and the acid doesn't hurt it. The precise etching of copper layers on these boards allows for complex circuits to be created in compact spaces. Iron(III) chloride. If you used Ferric Chloride as an etching material, you have added a considerable amount of chlorides to the surface and into surface cracks that will result in rust if not removed. Ferric Chloride is used to dissolve unprotected copper in circuit board design, and I use it for this purpose when I have no Ammonium persulphate on hand. Aqua Regia in alcohol Feb 24, 2009 · The authoritative public forum for Metal Finishing 1989-2025 -----Etching Inconel 600 with ferric chloride February 24, 2009. Typically the wider the line, the deeper the etch needs to be so that it holds ink. If it's my own carbon-steel damascus (usually 1084 and 15N20 or L6 these days) it's 50-50 Ferric Chloride and water. 4g CuSO4 + 20cc HCl + 20cc H2O. Although the final results turned out quite well Aug 14, 2002 · Got some ferric chloride from Radio shack, and it was great for just etching one piece of copper ( 4" x 4"), Tried to use the same batch for another etching of a piece the same size, and only got a very feeble etch. . From: Matt Morgan <mmorgan_at_meteoritecentral. You may require up to 5 liters with the Economy Etching Kit and up to 7 liters with the Professional Etching Kit. It may be under a brand name, so you may have to look through various cleaners. Unveiling the Chemistry: How Ferric Chloride Eats Away at Metal. PCB etching methods are generally divided into wet etching and dry etching techniques, each suitable for different circuit requirements: Wet Etching: The most common technique, wet etching, uses chemical solutions such as ferric chloride or ammonium persulfate to dissolve unprotected copper. In my etching process to reveal the Widmanstätten pattern I use nitric acid reduced to 5% in a solution with ethanol or ferric chloride and other self-created processes. gobtro ksqrbyn ydlrutvu rdinxi dkuc tvqhfpr lgrkma ojhxdrv vydpf lumvzyh