This specification is often improperly referenced as a processing specification. In alodine coatings, also known as chromate conversion coating, the outer portion of the metal surface is chemically transformed into a protective layer. Bonderite mcr 871 known as alodine 871 touchnprep coating is a nonhexavalent chromium dryinplace conversion coating designed for use on aluminum and its alloys. It is normally required thatparco neutralizer 700 be added initially to a rinsable coating bath at 0. Alodine 1200 is a chromate conversion coating, while alodine 5200 is a nonchrome titanium based conversion coating. Surtec 650 is suitable for alloyed and casted aluminium and pretreatment before laquering, powder coating and gluing. There are definitely a couple of tricks to passing mil dtl 5541f, type ii, class 1a for al 2024, and they apply to type i, also.
Meets the performance requirements of mil dtl 5541, type ii, classes 1a. To resolve questions, consult the latest revision of the actual specification. Mildtl5541 type 1 contains hexavalent chromium, also known as hex chrome. Alodine 5200 ph adjustment when alodine 5200 is used as a rinsable, reactive coating, during initial tank charge it is necessary to raise the ph of the bath to about 3 to prevent the treatment from etching the aluminium. Chemfilm nadcap accredited chemfilm, sometimes called aluminum chromate, alodine or iridite, is a chemical conversion coating that is used to passivate aluminum. Alodine 5200 produces a clear, chromatefree conversion coating. Henkel alodine 5200 makeup is a 1 part air dry, alkaline, liquid used to coating and adhesive. Alodine is a henkel trademark, and alodine 5200 is one specific chromate conversion coating process for aluminum. Ppt alodine 5200 5700 nonchrome conversion coating. Listing on qpl 81706 indicates its acceptance under the milc5541. Is some one can explain me the difference between a finish per mil c 5541 link is to free spec at defense logistics agency, dla. Chemical film is a chemical process that produces a protective chromate conversion film on aluminum and aluminum alloys. Use our henkel alodine liquid to produce a chromate conversion coating on your aircrafts aluminum.
Alodine 12 touchnprep pen tnp pen conquers aerospace market after boeingst. Qpl81706 20161103 qualified product list of products qualified under performance specification mildtl81706 chemical conversion materials for coating aluminum and aluminum alloys. The coating formed by alodine 1201 is gold to tan in color and it becomes a. The henkel 598427 alodine 1200s conversion coating fivegallon pail is a great addition to any garage. If so, share your ppt presentation slides online with. Add sufficient water to bring the solution up to the working level, mix thoroughly and determine the chrome pointage of the solution. Alodine chromatic passivation for aluminum is a chemical process performed at green coat under the mildtl5541 standard. Hexavalent chromate produces the gold color associated with gold alodine.
Chromate provides excellent corrosion resistance, is. Adjustments and titrations are not needed or required. Louis has implemented a new method to apply chemical conversion coatings on aluminum and aluminum alloys. This process provides an excellent base for bonding of adhesives and organic finishes. This coating is commonly used on castings, forgings, wrought alloys of aluminum, magnesium, and titanium.
Translation of the german technical process bulletin. Electrolurgy performs chem film to mil dtl 5541 for aerospace and general industry in irvine, ca. Designed to save labor, material, and time when applying a dryinplace military. Add the proper amount of alodine 5200 and then add sufficient water to bring the solution up to the working level. Alodine 1201 is a nonflammable, chromic acid based, coating chemical that will produce a chrome conversion coating on aluminum and its alloys.
General plating provides services in metal plating and has the capabilities for plating of 17 finishes and specs. Technical bulletin alodine 1200s telford industries. Mildtl5541f chemical conversion coatings on aluminum and. Mildtl5541 class 1a and 3 milstd171 mils5002 astm b921 ams 2473 ifts prime customers. Often, sodium metasilicate is used as a builder for lightmetal cleaners. The alodine 1200s powder should be predissolved in a bucket of cold water before. Imagineering finishing technologies offers conversion coating services using alodine, metalast, and iridite brands of chromium conversion coating chemicals, along with nonchrome and titaniumbased coatings. Type iicompositions containing no hexavalent chromium. Does not guarantee the information on this page is the most updated information available from the manufacturer, there are times when they release an update. This henkel product is formulated as a readytouse material for manual. The specifications listed are similar but not identical. We have one of the largest installations in the united states for applying. Contact ens technology regarding chromate conversion coating mil dtl 5541 today. Henkel alodine 1200s is a highly concentrated powdered chemical composition.
Henkel loctite alodine 12 touchnprep pen provides a clean and easy method of repairing aerospace conversion coatings. The most commonly referredto standard for applying chromate conversion coating to aluminium is mil dtl 5541 in the us, in the uk it is def stan 0318. Assured testing services has multiple chambers, both large and small, available for exposure testing. Introduction alodine 600 is a powdered chemical used to produce a chromate conversion coating on aluminium and its alloys, which ranges in colour from light, iridescent golden to tan. Alodine may also refer to chromatecoating magnesium alloys. Add 30 to 250 kg of alodine 5992 mu for each litres of working volume. Louis has implemented a new method to apply chemical conversion coatings on aluminum and aluminum alloys by involving the use of an applicator pen called touchnprep alodine 12, also europe has now discovered the many advantages of this application method. Product selector guide for the aerospace industry krayden.
The current specification 2009 is mil dtl 5541f, which. Henkel industrial solutions surface treatment selector guide hisco. It reduces contact with chromating solutions and waste, such as rinse water generated from a chromating process. Chemical conversion coating mildtl5541 aluminum coatings. Virtually any process that complies with mil dtl 5541 will be using chemicals from suppliers henkel alodine, macdermid iridite, etc.
You can also read more about mil dtl 5541 from the link below. Trivalent chromate, however, is only offered in clear. Both are well known coatings for aluminum per milc5541 just as coke and pepsi are two well known brands of cola drinks. What is alodine chem film chromate conversion coating. Chemical film or chromate conversion is widely used plating for the protection on aluminum and is also known by brand names alodine and irridite. How to pass mildtl5541f for aluminum products finishing. Alodine 5200 treatment is a chromium free product and specifically formulated for treating aluminum and its alloys. Mil dtl 5541 type 1 contains hexavalent chromium, also known as hex chrome. Chromefree bonderite alodine 5200 conversion coating services for castings, forgings. The solution is applied by a manual or automated scrubbing process. Bonderite alodine 12 conversion coating is packaged 12 pens per case. Management manual, or the designated shelflife points of contact poc.
Army research laboratory chemeon surface technology. First, we highly recommend using an allpurpose, nonetch lightmetal cleaner. Treating with the alodine 5200 processing solution. Our stateoftheart finishing line processes alodine and anodize coatings on aluminum to automotive and military specifications. Bonderite mcr 1500 known as alodine 1500 is listed on the register for qplmildtl81706 and is approved to be used by methods a and c spray and immersion processing to produce class 3 coatings in accordance with military specification mil dtl 5541 current issue. Henkel loctite alodine 12 touchnprep conversion coating.
Conversion coat with alodine t5900, alodine 5200, alodine 1200s. Bonderite mcr 1201 aero known as alodine 1201 is used as received for mil dtl 5541 work. Alodine 12 is a no rinse chromate conversion coating chemical in a magic markertype applicator for use on aluminum, steel, and galvanized surfaces for multiple industrial maintenance and treatment applications. Ferrous zirconium oxide nonphosphate transitional metal coating technology. Touchnprep alodine 12 effectively phosphates most metals including aluminum, ferrous and galvanized substrates. This process provides an excellent base for bonding of. Henkel surface technologies alodine 5200 technical process bulletin technical process bulletin no. Meets the performance requirements of mildtl5541, type ii, classes 1a a, methods a, b, c. Henkel alodine 5200 technical data please allow a moment to load our goal is to be a technical resource for our customers and to provide accurate and current information. For a complete list of services please visit our website or call 586 7727736. Henkel alodine 5200 makeup coating, adhesive alkaline 1. Comparison between iridite coating and alodine 5200 coating. The coating of alodine is what leaves a base on the surface finish for organic coatings, provides aluminum corrosion protection, and can also protect against the loss of electrical. Nonchromate aluminum pretreatments phase ii interim report.
We are nadcap certified, as9100 c and itar registered. Qpl81706 20161103 qualified product list of products qualified under performance specification mil dtl 81706 chemical conversion materials for coating aluminum and aluminum alloys. Surtec 650 is a chromium vifree trivalent passivation for aluminium. Touchnprep alodine pen implementation at boeing st. Bonderite alodine 12 chromate conversion coating pen. Alodine 5200 5700 nonchrome conversion coating is the property of its rightful owner. Alodine 871 touchnprep coating is a nonhexavalent, trichrome, dryinplace conversion coating designed for use on aluminum and its alloys. Aluminum conversion coatings aluminum conversion coatings ift offers conversion coating services using alodine, metalast, and iridite brands of. Our hexavalent chemical films are offered in both clear and gold color. This new method involves the use of an applicator pen called touchnprep. Chemical conversion coatings on aluminum and aluminum alloys this specification is approved for use by all departments and agencies of the department of defense. Alodine 5700 coatings may be painted once thoroughly dry.
The alodine 5200 process is approved for military applications by the department of defense. Bonderite mnt 5200 mu cr free conversion coating is a chromium free product specifically formulated for treating nonferrous alloys. Perfect for nonferrous alloys, the alodine 5200 treatment offers protection from corrosion when chromium is an issue. Alodine 5200 5700 didnotperform wellagainst filiform corrosion, but wasfoundtobeprocess flexible andcouldbeapplied similarly tochromate conversion coatings. Technical information alodine 600 telford industries.
Our coatings are used across an array of industries for corrosion resistance, paint adhesion, and electrical resistance. It protects aluminum substrates from corrosion and serves as a base for organic coatings while leaving dimensions unchanged. Type i compositions containing hexavalent chromium. Chemfilm is applied by dipping, spraying or brushing. There are various types of chemical film available that can vary in chemistry and shape but the typical process for most chem film applications falls under type i or type ii in the mil dtl 5541 standard. Make up and operation alodine 1200s is usually made up at 7.
Alocrom is marketed under the name alodine outside of the uk, both products are made by henkel and are the same except for the name. Ifts aluminum conversion coatings irridite alodine metalast tcp alodine 5200 irridite 142 trivalent chrome hexavalent chrome nonchrome titanium based example of ifts customer solutions ift was contracted by the u. The alodine 5700 and 5200 has tacom approval for landbased vehicles. Bonderite mcr 1200s aero metal pretreatment henkel. The pen used to deliver this product provides an easy and safe method of repairing bare areas of aluminum surfaces. Aluminum conversion coatings are nondecorative coatings applied to aluminum parts to achieve a thin, electricallyconductive coating that will provide corrosion resistance. Ppi aerospace a surface engineering solutions company. Alodine 1200s is a powdered chemical, used for producing paint bonding, corrosion resisting coatings on aluminium and its alloys by either spray or dip processing. Mil dtl 5541 class 1a and 3 milstd171 mils5002 astm b921 ams 2473 ifts prime customers. Alodine 12 will produce the traditional browngold coating color on aluminum alloys. Alodine chromatic passivation for aluminum is a chemical process performed at green coat under the mil dtl 5541 standard. Alodine is a series of conversion coatings that improve paint adhesion and provide corrosion. Chem film chromate conversion coatings electrolurgy. Because of this, we can process large, heavy parts or many small delicate parts with the same ease and efficiency.
The applicator used to deliver this product provides an easy and safe method of repairing bare areas of aluminum surfaces. Wipes that are accidentally allowed to dry out completely should not be remoistened by adding water to the package. The nonchrome treatments are designed to replace chromate conversion coatings in applications where they cant be used for environmentalsafety reasons. Alodine 5200 is a chromefree and environmentally friendly conversion coating.
Bonderite mcr 1201 aero known as alodine 1201 is approved to mil dtl 81706 for brush application only. Bonderite alodine 5200 conversion coating for aluminum. The complete process sequence for henkel alodine t 5900 treatment normally consists of the following steps. Finish specifications cross reference this chart is an approximate reference only. Alodine 5200 is considered environmentally friendly and thus exhibits lower toxicity than the chromate versions. This specification covers chemical conversion coatings formed by the reaction of chemical conversion materials with the surfaces of aluminum and aluminum alloys. Bonderite mnt 5200 mu conversion coating henkel adhesives.
Additionally, depending upon the cleanliness of the environment, alodine 5700 coated articles remain acceptable for paint indefinitely. Chromate conversion coating also commonly referred to as chemical film, chem film, alodine or iridite converts the surface properties of the substrate typically aluminum or magnesium as compared to plating which applies a coating onto the surface of the substrate. Outside the uk the process is known as alodine alodine 1200 features on the qpl for milc5541 class 1a and 3 alodine 1200. The military specification referred to as mil dtl 5541, military specification, chemical conversion coatings on aluminum and aluminum alloys covers chemical conversion coatings formed by the reaction of chemical conversion materials with the surfaces of aluminum and aluminum alloys. Mildtl5541f chemical conversion coatings on aluminum. Alodine henkel touchnprep coating your worldwide partner. Military to apply a pretreatment to military vehicle armor. These coatings are also a great base coating for aluminum parts that require painting, as they will significantly improve the adhesion of the. This project required a coating that was environmentally. Conversion coating services from imagineering finishing. Chromate conversion coatings can be applied over phosphate conversion coatings used on ferrous substrates.
Milc5541 chromate conversion coating, milprf85582 c primer, and. Alodine 12 touchn prep coating 592939 liquid readytouse pen use as received chromate ambient until dry alodine 12 touchn prep coating is a felttipped pen that provides a chromate conversion coating on aluminum surfaces prior to painting. The main chromate conversion coating that we provide is the yellow alocrom 1200 process, but we also provide the bonderite 1001 process, which has taken the place of the alocrom process. Treating with the alodine t 5900 processing solution f. The liquid concentrate delivers an excellent corrosion protection, comparable with the corrosion protection of a hexavalent passivation. Henkel alodine 1200s conversion coating mildtl81706 class. Alodine conversion coatings for light metals, such as aluminum, magnesium and titanium.
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