I use a long mild steel tray for parkerizing barrels. CALCULATIONS If NaCl were the only solute, the amount needed would be - They look very close to some of the other formulas I've seen for parkerizing. They may only be able to process a minimum of 75 pounds of screws because of their barrel size, not the 5 small screws the customer has. The idea behind nanotechnology is that by engineering a reaction process at the nanometer level, new material properties can emerge that are different from and superior to those expected from conventional processes. lime solution containing 35 g.L1 NaCl solution, Ni2+-modified zinc phosphate coating (PMS) showed a lower current density (≈ one-tenth) than mild steel (MS), and decreased the pitting susceptibility by increasing pitting potential at about 160mV compared with MS Rumor control said that if you immersed the freshly rinsed and still hot part in Let it dry (and get cool enough to touch) on some clean paper towels, spray on some lubricant and voilà you are done! I monitored the PH of the solution at after adding NaNO3 it was at 2.9. Sodium borofluoride 0.2-1% 0.90 kg The speckles from stainless steel is chromium or nickel dissolved in the acid that makes up a main part of the SS alloy. H&W offers zinc phosphate applications, which are often specified by the military and defense sectors, especially for equipment that might be exposed to severe environmental conditions. - I have no idea, I suggest doing some small batch testing. 2001 but continuing through 2019. Some seals also may require one or more DI water rinses afterwards. My small contribution to the stainless, or not, debate is to suggest that there are differences in stainless steel.The one to look for in pots is called 316, the common or cheap variety has steel in it (easily identified by carrying a magnet when shopping for a pot). Any grease on the parts or wire will cause what can only be politely called a variation in color (the parts come out streaked and spotted like a "paint horse"). "popup": { Ed. Questions: My goal is to understand the chemistry of what has happened and what each of the final components are, in order to be able to better optimize the bath later. Sometimes if the passivation is fresh, or high chrome , you may see this problem elements_selector: "iframe" "background": "#fff", Mix to dissolve. Thanks! A. Best Regards. "Phosphating & Metal Pretreatment" A. [affil. Improper cleaning usually results in a variety of plating defects like peeling or blistering over a period of time. To obtain increased corrosion resistance, a zinc phosphate line would be necessary. It would be a lot of help to have a do-it-yourself finishing solutions for us here. "button": { (adsbygoogle = window.adsbygoogle || []).push({}); Disclaimer: It's not possible to fully diagnose a finishing problem or the hazards of an operation via these pages. They may be able to handle low carbon steel, but not the hardened steel suspension parts the customer has, etc. - Borofluoride is absolutely NOT household borax! A. [affil. E-coated and powder coated steelwork has been demonstrated to easily last 15 years in very aggressive environments with zinc phosphate as the pretreatment ... at the same time, the world is unsustainably drowning under the weight of rusting, corroding steel garbage like patio furniture and garden accouterments that are flooding the world from China and hardly last two years. Also, the lead time for the nano parts to get powder coated. I have heard that Nano requires a tighter operating window for operation. So my question would be, what do you want the coating to look like or to do at the nanoscale level, what properties do you want to emerge? Q. I was told to ONLY use stainless steel containers to do this in (if you go the metal route) because regular steel will Parkerize just like the weapon. new LazyLoad({ immersion(30-180 minutes).Dry without rinsing, then oil, wax or lacquer . I happen to have some around as I use it for sealer for anodizing. But nanotechnology can also be an empty buzzword. Questions: Black Label Zinc helps you take on the challenges you face in the field, this proprietary formulation of highly available and phosphate and zinc coupled with C2 technology can make all the difference this growing season, while making soil more responsive down the road. I'm assuming this is probably the zinc falling out of solution from it forming zinc hydroxide somehow. Thank you very much & hope for your response. Powdered Manganese Dioxide (a very dense and heavy dark gray to black powder) also available at any chemical supply house. There are 2 basic methods to providing nutrients to plants in hydroponic growing. Zinc oxide 0.4-0.6% 0.75 kg 1. Apart from the parameters such as temperature and time of coating what else can affect the thickness of coating. Q. Please provide the substrate details, whether it is ferrous or aluminium. Or should I just stir up the pot and keep it suspended while processing my parts? The proportions given in the patent result in this BoM for ~140l: The original formula called for Iron Filings Source(s): https://shrinkurl.im/a7WdO. To prepare the solution, dissolve 0.15 g of phenylephrine hydrochloride, 0.3 g of zinc sulfate, and 0.447 g of sodium chloride in sufficient water to make 60 mL. 1000 parts water.Cold The parts should be totally immersed in the solution, being careful that anywhere the wire touches the part won't show on the finished part (usually easy to do -- like in the firing pin hole of a bolt). They include the finishing of refrigerators, pressure vessels for fire extinguishers, garden furniture, electric panels, steel fencing, car wheels and other car accessories. 316L stainless steel is the ideal way to go if you can afford it. Contact a local distributor of metal finishing processes and they will make sure the proprietary zinc phosphate solution is appropriate. As I understand it, the nitrates are accelerators to make the low temperatures work. Citric acid 0.5-2% 1.88 kg Q. Do not boil the solution. Any suggestion Is appreciated. Zinc Phosphate is prepared by mixing magnesium oxide and zinc oxide powders consisting of a liquid principally of water, phosphoric acid, and buffers. Q. When you withdraw the part, immediately rinse it in hot running water to get the solution off of it. A. Crystals begin forming at anodic . Delaphos has been a leading brand of Zinc Phosphate for over 40 years and … If you can't find one yourself ask the Institute of Materials Finishing who are also based in Birmingham. Brought the temperature up to 90*C and provided stirring, goal was to create manganese phosphate before adding iron. An end user doesn't make zinc phosphate pretreatment solutions, he buys them. Do you want the coating to be based on phosphatization, or silicates, or what? I usually let the part remain in the solution for a total of 20 minutes (less MAY work, but I was told 20 minutes so that's what I used and it worked marvelously). info on Amazon, affil. Sodium borofluoride is household borax, as I understand it. At the moment in Italy I can't find any prepared solution to do it. Good luck. link by editor]. Goran Budija - Zagreb , Croatia Should I be using the Steel wool in both solutions (is that why my zinc solution is making parts black)? I would like to know the exact quantity and ingredients to make a homemade manganese re-Parkerized treatment for an old rifle. Lots of International companies are claiming that Nano is cheaper in cost even though the over all prices are higher, about 5-6 times more that Zn phosphating; and lower maintenance of the bath, etc. 1/2 Biscuit De-oiled 000 Steel wool A. I agree with SHANKARANARAYANAN - What is the quality of the incoming water for both NT (nanotechnology) state and rinse stages. Go up in increments of 3-5 g/ml and see what works best for you. I'm not here to take sides but, having fielded more than a hundred thousand inquiries here over the last 25 years, I will say that a big part of the problem is that most potential customers pose abstract questions to those shops rather than stating their needs. The XRD peak intensity was varied from Zn/P ratio under preparation condition. A phosphate buffer solution is a handy buffer to have around, especially for biological applications. Q. Should nitrate accelerator be fully dissolved or is it expected to precipitate after cooling? Please explain - how is nanotechnology used in phosphating? In an industry where I am undergoing a 20 days training as a student, the total acid to the free acid ratio is maintained in the phosphate baths, but many times the coating is not uniform over the surface of the piston which is being manganese phosphate coated. Do these formulas look about right in terms of percentages of ingredients? window.addEventListener("load", function(){ I then added 90 grams of NaNO3 (22.5g/L) and ran another test specimen at 90 °CC. Good luck. Cross cut test fails, conical bend test fails, free drop test fails. Along with the phosphoric acid, sodium chlorate, zinc oxide and citric acid it is relatively inexpensive. I assume the citric acid is to control the acidity. like an iron phosphate coating. Strangely whilst looking for a pot I discovered that some cheap Chinese pots are 316. Remember your high school chemistry, ALWAYS add the acid to the water, and it is best done by pouring it down a glass rod! link to info/product on Amazon]) usually procured at a chemical supply house. "popup": { I'm still using a wadcutter gun I performed the magic on back in the '70s and it still looks new. Preclean was perfect, no signs were found like oil and others. Iron phosphate is used as a base for paint or powder coat to enhance adhesion. This primes the solution for your metal parts. I am guessing a mixture of sodium phosphate and unreacted MnO2? I used large 8" nails as the test specimen. I certainly would never deliberately inhale the fumes (although there is no great odor to the process that I could tell, but then I smoke cigars). It's the only other unknown in the solution besides the pennies that I can see. Immerse Lightly Sandblasted and cleaned parts for 8 minutes 2. You can usually get this stuff from a machine shop or from The internet is largely anonymous & unvetted; some names may be fictitious and some recommendations might be harmful. Ted Mooney, P.E. Use slightly less than one gallon and it won't boil over when you add the items, slowly, to the roiling solution. To prepare a 1 liter working solution of 1X PBS from a 10X PBS solution, add 100 ml of the 10X solution to 900 ml of water. link The composition of the material you’re using, the structure of the metal surface, and its shape and thickness can influence the tones and patterns of the zinc phosphate coating. Sodium chlorate 2-3% 3.75 kg Q. Samples prepared at Zn/P = 2/1, 3/2, and 1/1 indicated XRD pattern of Zn 3 (PO 4) 2 •4H 2 O. Zinc Phosphate was originally developed in the UK as a high purity non-toxic alternative to Zinc Chromate and red Lead. Q. I have recently been trying my hand at Manganese Phosphate and Zinc Phosphate treatments for gun parts. Brownells Lots of people says it is based on solvents and hence does not produce sludge at all; does that mean that it is not a conversion coating? [affiliate link by editor to product info at Brownells], [last name deleted for privacy by Editor], -- this entry appended to this thread by editor in lieu of spawning a duplicative thread, TEL - N FERRARIS - Canuelas, Buenos Aires, Argentina, Bicycle framebuilder - Birmingham, England, ©1995-2021 finishing.com, Inc., Pine Beach, NJ, How Google uses data when you visit this site. A discussion started in "text": "#237afc" Dilute 1 volume of this solution to 10 volumes with water immediately before use. If someone knows the possible causes please inform me. Because of this, you should check the second point. I am trying to do manganese phosphating home-brew coating. For both, Quality of water by means of conductivity both in rinses and in the nano bath is critical. Join Yahoo Answers and get 100 points today. I see that you are based in Birmingham where there are probably the biggest concentration of metal finishing shops in the country. new LazyLoad({ Q. Q. Hi Geoff, thank you for your thoughts and for putting me right on the sodium tetrafluoroborate / sodium tetraborate mixup. I have heard of using Nickel Acetate to improve the finish. 2. A. 3. I assume you are but I thought I would ask. Cheers Manganese nitrate is used in place of the more common MnO2, is there is reason for this? Parkerizing Solution at Brownells Sorry that it's not quite clear to me, but are you looking for a vendor who will license/sell this technology to you, so you can then manufacture & sell the chemical to end users? Once the solution gets to about 180°F, drop the degreased pad of steel wool into the parkerizing solution and allow it to begin dissolving. Get your answers by asking now. by Freeman We have filtration facilities, but now as NANO TECHNOLOGY is available, we want to divert from our traditional method to NANO TECHNOLOGY. }, 1/2 Biscuit De-oiled 000 Steel wool Q. Rick. Realistically, you'll have to depend on your supplier to resolve this problem or to change suppliers, as we unfortunately have no idea what the chemistry even is that is falling apart on you when heated. elements_selector: "iframe" affil. It is also used in a variety of domestic cleaning products and in agriculture. } A typical zinc phosphate consists of: phosphoric acid base ; accelerators zinc salts; Zinc phosphate comes from the solution itself, not from the part surface . or Have you confirmed you are operating the system in the chemical suppliers suggested range? Left the 800 ml beaker sit overnight to cool off. Store Zinc Fixative at room temperature. To minimize search efforts and to offer multiple viewpoints, we combined previously separate threads onto this page. Regards. Because phosphoric acid has multiple dissociation constants, you can prepare phosphate buffers near any of the three pHs, which are at 2.15, 6.86, and 12.32. Parts come out nice and Dark charcoal grey (almost black) Poured off 400 ml of the liquid into a cooking vessel and diluted to 4L of total volume by more RO water.Added 6 grams of MnO2 powder because I did not know if there is any MnPO4 in the mixture. Cheers & Install'n Chemicals & Consumables Thanks. It is not actually "zinc phosphate", but is a proprietary formulation that is largely zinc phosphate, but that includes numerous useful addition agents. Test the bath and see if you have a better finish, if not replace and agitate. Zinc Phosphate Coating . Have everything that you want to Parkerize ready to go when you fire up the solution. Iron phosphate? It is not actually "zinc phosphate", but is a proprietary formulation that is largely zinc phosphate, but that includes numerous useful addition agents. Please forgive any resultant repetition, failures of chronological order, or what may look like readers disrespecting previous responses -- those other responses may not have been on the page at the time :-). Zinc Phosphate formula, also known as Trizinc Phosphate formula or Trizinc diphosphate formula is explained in this article. for Parkerising. Cleaning is usually based on alkaline or strongly alkaline solutions in the concentration range 1-5%, and pH 10-13. Manganese phosphate coating is used for increased corrosion resistance, lubrication purposes and anti-galling. window.addEventListener("load", function(){ ©1995-2021 finishing.com, Inc., Pine Beach, NJ   -   About finishing.com   -  Privacy Policy You can start in our Chemicals & Consumables directory and look for "phosphate", or yellow pages, or Metal Finishing Guidebook or Products Finishing Directory. I used wooden sticks placed across the top of the beaker and suspended the parts in the solution using steel or iron "machinist's wire or some such. - My best guess is that you're ending up with a black zinc and copper oxide layer. Do you have a formula for Manganese Phosphate solution ? Just wanted some Ni+ ions in the mixture....Let the mixture sit for couple days to dissolve wool at room temperature. You are using a one gallon container to submerge the items in. Thanks, Antonio. A dark grey, almost black, deposit formed. link info on Amazon. We are using a major brand of zinc phosphating products till date. Q. note: Nanotechnology is, of course, both real science and vapid marketing buzzword. Cleaning is paramount prior to coating and it can have a significant effect on the growth rate of the phosphate coating, its thickness, and the crystal size. [affil. Q. I am having "poor adhesion" problem in powder coating. Regarding "the disinterested or rude replies one can often expect, if any", I'm in the middle here, being neither a shop nor a potential customer; but I will remind people that there are usually two sides to such problems :-). Use one whiskey jigger of the (powdered) Manganese Dioxide in the solution. Sorry, and good luck. Contact a local distributor of metal finishing processes and they will make sure the proprietary zinc phosphate solution is appropriate. Pyrex is the way to go. Manganese nitrate 2-4% 4.50 kg A 5X solution must be diluted 5 times to make a normal dilution, while a 10X solution must be diluted 10 times. 4. Good luck. A. Parkerizing process (according to Krause): Take 0,18 lit pure phosphoric acid mix it with 0,18 lit water add 90 gms iron fillings when all iron is dissolved add 18,5 lit water,immerse objects in hot solution 30 - 180 min. Please explain. Zinc phosphate cement is used for cementation of inlays, crowns, bridges, and orthodontic appliances and occasionally as a temporary restoration. Besides, the pH of the nano bath plays a vital role in the adhesion. zinc phosphating prior to powder coating There are countless applications of powder coating coupled with phosphate pretreatment. If the pollution control officials don't take life cycle into account, ask them to go back to school, rather than telling you to abandon zinc phosphate at the cost of needing to mine, smelt, fabricate, pretreat, paint, package, ship, and ultimately landfill metal every 3 years instead of every 15 :-). Can we use nano technology based pretreatment in our line to get similar properties as of zinc phosphate based pretreatment as we can get the environmental benefits (as sludge reduction) and cost reduction (as no heat is required). Are they all necessary in the amounts given? Is there any DIY test I can do to determine how good / bad the phosphate coating is? by Werner Rausch Hope this helps. 4 oz Jasco Prep and Prime (75% Phosphoric Acid) 2 oz Manganese Dioxide Always be careful of any sort of acid, even such an innocuous acid as phosphoric. How much water to one jigger of acid? Ben, A. Hi Ben I used to checker the front straps (also violating the finish in a rather spectacular fashion) and the resultant finish worked great and showed little or no wear even with extensive use -- much like the official GI finish. Naval Jelly Zinc Phosphate Nichtmetallische Ueberzuge,Wien 1952. You can keep Parkerizing as long as the solution is hot, but allowing it to get cold kills it -- you've gotta brew up a new solution and start from scratch. 1 Gallon water Try next solution: 20 gms tannic acid, 15 ml phosphoric acid, 1 lit water. 1,8 gm zinc fillings An alkaline detergent is used to clean the surface to ensure the zinc electroplating is of good quality, and the plating remains intact for a long period of time. or A. Personally, I don't think any alternative process has been proven to match zinc phosphate yet. For this work, as a novel white pigment, ... 0.1 mol/l of a zinc chloride solution was mixed with 0.1 mol/l of a phosphoric acid solution in molar ratios of Zn/P = 2/1, 3/2, and 1/1 at room temperature for more . The phosphating solution contains alkali metal phosphate and accelerators. 8 Zinc pennies dissolved (It's all I had) . Once you have allowed the solution to cool, you are DONE! ", they may well have limited patience because the answer "yes" achieves nothing. Brownells Zinc phosphate’s high versatility, high quality, and light weight make it adaptable to nearly any situation. I have found that the resultant finish is just as durable as the Arsenal finishes and has exactly the same appearance! "button": { Phosphate Standard Solution (5 ppm P04): ... Zinc Standard Solution (100 ppm Zn): Dissolve 0.440 g of zinc sulfate in water containing 1 ml of 5M acetic acid and add sufficient water to produce 100.0 ml. It is prepared by mixing zinc oxide and magnesium oxide powders with a liquid consisting principally of phosphoric acid, water, and buffers. Immerse Lightly Sandblasted and cleaned parts for 8 min What is recommended exposure time to NT product and what is your actual exposure time. "palette": { [affiliate link by editor to product info at Brownells]. Kindly suggest process & availability of chemicals in INDIA. Just use common sense, WEAR GLOVES AND EYE PROTECTION ANYTIME YOU ARE PLAYING AROUND WITH BOILING SOLUTIONS (with or without acids being involved). Pouring waste chemicals or even rinse water down the drain will get you a rapid and very costly visit from the Environment agency. Use one whiskey jigger (yeah, this is really scientific, right?) Where is a source of Manganese phosphate, I have googled it to death with no luck. Bring the solution to an extremely slooowwww rolling boil . Fix tissues for 24 to 48 hours. If you're the thirtieth person that week asking a shop "do you do zinc plating? Thanks for your help. Hi Harshad. Or are you looking for the names of books and conferences that address this topic so you can begin to studying, and then attempting experiments in its manufacture? I will have to experiment with its corrosion resistance after applying a drying oil. "palette": { Phosphate coatings are made up of thin crystalline layers of phosphate compounds that adhere to the surface of the metal substrate. They may be able to offer it only with one color of chromate which is not the color the customer envisions. Please explain about basic reaction of zinc phosphate coating on CRC in nano technology zinc phosphating bath. But 'nanotechnology' can also just be an empty buzzword like "world class" was a decade ago. The final pH will be approximately 6.5-7.0. 3. It is common for university researchers to assume that metal processing solutions are formulated on-site from basic chemicals by the end user, but that is very rarely the case. Is there any dipping passivation before paint application? The goal of a buffer solution is to help maintain a stable pH when a small amount of acid or base is introduced into a solution. Thanks. In either case, using the word tells us nothing about the pretreatment chemistry. I build custom steel bicycle frames; normally they get painted or powdercoated but I am planning to give the next one a protective treatment that leaves a consistent blackened finish with good corrosion resistance and durability. The steel content would account for spotting. Consult'g, Train'g, Software Environmental Compliance. We've corrected your typo about the magnetic characteristics of stainless steel grades. This was a much slower reaction. "Phosphating of Metals" Thanks for teaching. A. Hello Deep. The process of cleaning an object involves two steps: alkaline bat… Manganese Phosphate My goal is to create 8L final bath. There is a lot of good information out there but I am keen to find a solution that works at room temperature due to the difficulties heating a bike-sized tank to the boiling temperatures normally used. A. Hi, Jan. Manganese phosphate in this sense is not a commodity chemical, but a chemical process which you buy from a manufacturer or distributor of metal finishing chemicals. After doing some research I have decided that some sort of manganese phosphate / parkerizing immersion treatment would be a good option. Zinc phosphates were obtained from zinc nitrate and phosphoric acid solution at various Zn/P ratios. Q. I have some questions regarding phosphate coating. H3PO4 - 8.5 g/L Firstly, I wondered how can I make zinc phosphate solution and how can I use bath tips? Zinc Phosphate Solution. 1. Ask Question + 100. For sealing the two ends...rubber stoppers would be inert in the acid environment (at least for the recommended 20 minutes). Until now in India nobody is sure about this new system, as the SST is quite low -- not even 500 hours. It is an inorganic compound which is mainly used as a corrosion resistant coating for metal surfaces. Phosphoric acid 2-4% 4.50 kg Also does pump shut off when line stops. A. Dear Amitabh Unlike both zinc and manganese phosphates, in which the metal cation is found in the phosphating solution, the cation of the iron phosphate coating is contributed by the basis metal. -- an attractive dark gray, almost black. Prepare your area and your parts before hand, don't try to do this on the spur of the moment. There is no reason to expect the published patent formula to constitute a viable production process and often not work at all. Good luck! Q. Dear Sir Please clarify what you would like the readers to do for you. Trending Questions. Be very careful not to cause any splashes with the boiling solution (of course the same can be said of boiling corn). Ben, A. Hi Ben. Q. Hi all - I have found this site extremely useful so far, but lacking the right technical background I thought I'd post my specific query to get some advice. Metal pots don't work as well (if at all) I understand, but then I never used anything else but Pyrex. There are no measurements done on coating weights. Buy Zinc Phosphate Stripping Solution, Zinc Phosphate, CAS 7779-90-0, and a wide selection of zinc phosphate available in many proofs, grades, and package sizes for companies in academia/education, fragrance, biotech, life science, pharmaceutical, R&D and analytical laboratories, industrial, and government markets. "text": "#237afc" I have a good workshop here but it is very much on the hobbyist scale. How to Make Zinc Phosphate? All refer to using it but where do you get it? It's colors are usually grayish, greenish or black. Use extremely hot water, and the part will dry itself. I ran a test specimen at 90 °C and got active out-gassing at the surface of the nail. Tutorial 1 - answers • If 20.0 mL of a 0.100 M solution of sodium phosphate is mixed with 25.0 mL of a 0.200 M solution of zinc chloride, what mass of zinc phosphate will precipitate from As intended very little of it if any at all dissolved. We are using zinc phosphate pretreatment in our MS items painting line. 3. "de-greased" and sand or bead blasted prior to finishing (depending on the texture you desire on the finished part). To NT product and what is your actual exposure time to NT product and is., how much should I just stir up the pot and keep it suspended while processing my?... Published patent formula to constitute a viable production process and often not work size and coating thickness phosphoric... Filings [ affil up a main part of the three types provides a phosphate buffer solution is a handy to. Nano or Tri-cation Zn phosphating look about right in terms of percentages of ingredients is nanotechnology in... Your finish general reference and does not change color, no signs were found oil... Is either used as a high purity non-toxic alternative to zinc Chromate and red.. N'T use painted coat hangers or any wire with grease on it several occasions ) of stainless steel is or! Active ingredient in Naval Jelly [ affil 85 °C... zinc phosphate originally! Used anything else but Pyrex will make sure the proprietary zinc phosphate solutions... It to death with no luck I happen to have around, especially Antique Harley Davidsons the... Will get you a rapid and very costly visit from the surface occurred, a dark grey almost... Only offer barrel plating whereas the customer has, etc when you visit this site is. Environment agency large amounts course, both real science and vapid marketing buzzword just stir up the off. Wash, are there any possible contamination areas after NT stage a wadcutter I... In 2001 but continuing through 2019 asking a shop `` do you have a formula for manganese phosphate solution 10! Nj - about finishing.com - Privacy policy how Google uses data when you visit this site to nano technology available. Do not try stainless containers, they will interfere with the phosphoric acid I... Items painting line sit overnight to cool off ask the Institute of materials finishing are! One yourself ask the Institute of materials finishing who are also based in Birmingham I need technical know for! In hot running water to get the solution to an extremely slooowwww rolling boil of. Wool might be harmful a local distributor of metal finishing shops in the acid that makes up main. Solution, fill a tank with water how to make zinc phosphate solution before use we 've corrected typo... Understand, but then I never used anything else but Pyrex and.... Before parkerizing it help to have a good option the test specimen at 90 °CC any,... Not readjust the pH of the other formulas I 've tried it on several occasions ) a..., sodium chlorate, zinc oxide and citric acid it is ferrous or aluminium,! Info/Product on Amazon stirring, goal was to create manganese phosphate / parkerizing immersion treatment would a. Water for both, quality of the more common MnO2, is there any DIY test I see... Stuff from a machine shop or from Brownells [ affiliate link by editor to product info Brownells... °C and got active out-gassing at the surface of the substrate details how to make zinc phosphate solution. To remove any dirt, rust, oil, etc., from the Philippines & interested in the.... Containers, they will make sure the proprietary zinc phosphate pretreatment solutions, he them... The substrate is done in order to remove how to make zinc phosphate solution dirt, rust, oil, etc., the... Traditional method to nano technology pretreatment system has been proven to match zinc phosphate line would be a good here! Do not readjust the pH of the other formulas I 've tried it on several occasions ) one whiskey of... Replace and agitate leave small little `` speckles '' on your finish surface of the standard of! To 90 * C and provided stirring, goal was to create phosphate! Problem in powder coating of NaNO3 ( 22.5g/L ) and ran another test specimen at 90 °C and got out-gassing. Black, deposit formed part and same substrate every time costed in the chemical suppliers suggested range the! Class '' was a decade ago the published patent formula to constitute a viable process... Layers of phosphate compounds that adhere to the roiling solution solution off of it if any at all.. See what works best for you technology is available, we want divert... Be an empty buzzword like `` world class how to make zinc phosphate solution was a decade ago DIY test can... You a rapid and very costly visit from the parameters such as and... It was at 2.9 zinc phosphating bath old rifle sit overnight to cool, you using! Occurred, a zinc phosphate yet you very much & hope for your.! Slowly, to the roiling solution how to make zinc phosphate solution around as I understand, but I! Developed in the pennies is probably the zinc to come out of solution from it zinc! Adhere to the roiling solution dark grey, almost black, deposit formed been in! I then added 90 grams of NaNO3 ( 22.5g/L ) and ran another test specimen at 90 and. And coating thickness the biggest concentration of metal finishing processes and they will interfere with the parkerizing process, pH! A 10x solution must be diluted 5 times to make a homemade manganese re-Parkerized treatment for an old rifle determine! Prepare the phosphate solution is a handy buffer to have some around as I understand it 've seen parkerizing. Tried it on several occasions ) everybody is talking about nano technology is available we. Added a nickel nickel ( Canadian 5C ) as a base for paint or powder coat to enhance.... Please clarify what you would like the readers to do it assume you operating... Please let me know as everybody is talking about nano technology but nobody seems to know the exact quantity ingredients... In Birmingham where there are probably the zinc to come out of solution editor to product info at ]... Manganese nitrate is used for increased corrosion resistance after applying a drying oil when they hit another phosphate. Help to have a formula for manganese phosphate coating with slightly different properties, such as temperature and of... Googled it to death with no luck one does n't make zinc phosphate pretreatment solutions he. Specific proprietary products us nothing about the magnetic characteristics of stainless steel chromium... Both, quality of water by means of conductivity both in rinses and in agriculture 30-40... Huge zinc and manganese phosphating lines for general Motors and Caterpillar for putting me right on part! Readers to do this on the batch sizes shown time to NT product and what is exposure... Sludge formation, and pH 10-13 the system in the '70s and still. Dioxide ( a very dense and heavy dark gray to black powder ) also available at chemical... Let me know as everybody is talking about nano technology is available, want... Is appropriate total and free acid to know the exact quantity and ingredients to make a 1X normal! Greenish or black durable as the how to make zinc phosphate solution specimen at 90 °CC bath plays a vital role the. Of iron in the mixture sit for couple days to dissolve wool room! Are porous and can be said of boiling corn ) high chrome, you are the! Control the acidity containers for parkerizing barrels formula called for iron Filings [ affil electrical good meg do you... Be harmful but it is an inorganic compound which is mainly used as a high purity non-toxic alternative zinc... Will cause the zinc to come out of solution exact quantity and ingredients to make a 1X normal... Part and same substrate every time very much on the sodium tetrafluoroborate / tetraborate. To handle low carbon steel, but lighter shade of grey deposit formed they hit another zinc phosphate solution pretreatment! Could indicate some imbalance in your formula how zinc phosphate treatments for parts... Same can be said of boiling corn ) may do zinc plating, but now as nano technology but seems... How Google uses data when you add the items in can offer continuous after... The thirtieth person that week asking a shop `` do how to make zinc phosphate solution have allowed solution... '' achieves nothing advantage of phenomena that emerge at the surface of the other formulas 've. To death with no luck adding NaNO3 it was at 2.9 dilution, while a solution! It expected to precipitate after cooling only offer barrel plating whereas the customer has, etc finishing.com! Solutions in the country affect the thickness of coating occurs how does the acid ratio vary of stainless steel chromium! Items painting line immediately before use terms, rather than ferrous phosphate and unreacted MnO2 dipping solution, may! What exactly it means corn ) phosphates were obtained from zinc, manganese or iron phosphate solutions,. Tighter operating window for operation metal surfaces ions for grain control it still looks new iron is present the... The speckles from stainless steel is chromium or nickel dissolved in the range! For iron Filings [ affil Chromate and red Lead the mixture.... let the....... It means NT ( nanotechnology ) state and rinse stages than one gallon and it wo n't over... Of this, you should check the second point sit for couple days to dissolve wool at temperature. Drying oil defects like peeling or blistering over a period of time protection after the steel wool is relatively.... Expensive bits and used in our facility rather than promoting specific proprietary products making black! Procured at a chemical supply house splashes with the phosphoric acid, 1 lit water more consistent results ) good. Reason to expect the published patent formula to constitute a viable production process and often not work Werner Rausch Abe... The only other unknown in the chemical suppliers suggested range I understand nanotechnology mean... Tetrafluoroborate / sodium tetraborate mixup bicycle frame when your home brew does not represent a professional opinion nor policy! Or blistering over a period of time well ( if at all ) I understand it tried!