This family of compounds is formulated to provide a conversion coating on aluminum that will meet a military specification, mildtl5541f, which describes chemical conversion coatings on aluminum and aluminum alloys, and mildtl81706 that describes. Chromate conversion coating chem film, also widely referred by the brand names alodine or iridite, is the application of a chromate conversion coating on aluminum alloys. Aluminum chromate conversion coatings are amorphous in structure with a gel. Chemical covesion coatings for aluminum industraplate. Mildtl5541 chemical conversion coatings on aluminum and aluminum alloys this specification covers chemical conversion coatings formed by the reaction of chemical conversion materials with the surfaces of aluminum and aluminum alloys. Operators should be equipped with rubber gloves, aprons and goggles to avoid contact with the solution. Touchnprep alodine pen implementation at boeing st.
Your situation depends on the spec that you work to. What is alodine chem film chromate conversion coating. Not measurement sensitive mildtl5541f 11 july 2006 superseding milc5541e 30 november 1990 detail specification chemical conversion coatings on aluminum and aluminum alloys this specification is approved for use by all departments and agencies of the department of defense. This film typically appears to be gold or brown in color, but in. The documents listed in this section are specified in sections 3 or 4 of this. Although mil dtl 5541 has been superseded by more recent specifications, it still remains a specification approved by all agencies and departments in the us department of.
The tip sheets are good and increase operator awareness. The henkel 598427 alodine 1200s conversion coating fivegallon pail is a great addition to any garage. Henkel alodine 12 touchnprep chromate conversion coating. A felt replacement tip for use with the touchnprep0.
Technology metal pretreatment product type conversion coating application immersion process the henkel bonderite mcr 12 aero pen is designed. Is there a white paper or guide out there that when and why type i really needs to be used. Alodine aluminum the brand versus the finish bonding. Mildtl81706, class 1a and class 3, form vi, method d. Alodine 12 touchnprep pen tnp pen conquers aerospace market after boeingst. Henkel alodine 1200s conversion coating mildtl81706 class. Chem film chromate conversion coatings electrolurgy. Use the alodine on metal surfaces as primer, to inhibit corrosion or for a decorative finish. 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. Mildtl81706 chemical conversion materials for coating. Hard anodizing mila8625 type iii hard anodizing, often called type iii anodizing as denoted by the mila8625 specification, is an electrochemical process that creates a controlled oxide film on the surface of aluminum. Use our henkel alodine liquid to produce a chromate conversion coating on your aircrafts aluminum. Alodine henkel touchnprep coating your worldwide partner. Mildtl5541 is a military specification related to conversion coatings.
Industraplate corporation offers two alternatives for chemical conversion coatings on aluminum alloys. The military specification referred to as mildtl5541, 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. Figure 2 applying alodine 12 with touchnprep pen to restore coating on repair area the feedback and comments of the operators in regard to the training class are as follows. The painted alodine 12 coating must be allowed to air dry for 14 days per mildtl81706a before being tested for wet paint adhesion wet tape. 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 we have not been made aware of immediately. 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. Conversion coating has many advantages, including use as. Chemical conversion coating mildtl5541 aluminum coatings.
The current specification 2009 is mildtl5541f, which superseded milc. This family of compounds is formulated to provide a conversion coating on aluminum that will meet a military specification, mildtl5541f, which describes chemical conversion coatings on aluminum and aluminum alloys, and mildtl81706 that describes the processes certified for use. You can request a verified current technical data sheet tds here. Chemical film, mildtl5541 anodize, mila8625 passivation, qqp35 liquid coating application specific processes for lockheed aircraft, honeywell contact us for a detailed listing. Bonderite mcr 1201 aero known as alodine 1201 is used as received for mildtl5541 work. The military specification referred to as mildtl5541, 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. Mildtl5541 chemical conversion coatings on aluminum and. Applying this product allows for a conversion to chromate and can be used with aluminum. Coating is a felttipped pen that provides a chromate conversion coating on aluminum surfaces prior to painting. The name, alodine is a registered trade name of henkel surface technologies. Electrolurgy performs chem film to mil dtl 5541 for aerospace and general industry in irvine, ca. Mil dtl 81706 chemical conversion materials for coating aluminum and aluminum alloys this specification covers chemical conversion materials used in the formation of coatings by the reaction of the material with the surfaces of aluminum and aluminum alloys.
Designed with convenience in mind, the henkel bonderite mcr 12 alodine pen formerly known as the alodine 12 touchnprep is an ideal product for touchup applications of dryinplace military specificationapproved chromate conversion coatings. Aluminum chromate conversion coating advanced plating. I need to know when to use type i and not to use type i finish. Bonderite mcr 1201 aero known as alodine 1201 and 67 parts of water for each 100 parts of bath volume required. Alodine 12 methods and properties are applicable to the requirements. The mil dtl 5541 specification covers chemical conversion coatings that form protective coatings by chemical reaction with aluminum and aluminum alloy. Mil dtl 5541 chemical conversion coatings on aluminum and aluminum alloys this specification covers chemical conversion coatings formed by the reaction of chemical conversion materials with the surfaces of aluminum and aluminum alloys. Our stateoftheart finishing line processes alodine and anodize coatings on aluminum to automotive and military specifications. Coatings shall be continuous free from powdery areas, breaks. Mil dtl 5541 type ii, class 1a and class 3 rohs compliant astm b921 class 1a and class 3 rohs compliant we are an approved supplier for.
Chemical film coatings are gelatinous films which provide some sort of a barrier medium to retard corrosion on aluminum surfaces and enhance adhesion of subsequent coatings such as paints and primers. Global distributor of henkel loctite 800 8880698 info. Henkel loctite alodine 12 touchnprep pen provides a clean and easy method of repairing aerospace conversion coatings. Alodine t 5900 treatment is a complex trivalent chromium conversion coating formulated for treating aluminum and its alloys, metals coated with ivd aluminum, magnesium, titanium and zinc surfaces. While mildtl5541 and milc5541 required the purchaser to request the contact resistance test and determine the acceptable value, the contact resistance requirement is established by ams2477 but the test does not appear in the periodic test listing in 4. Chemical film coating is also referred to as chem film, chromate conversion, iridite and alodine. Color can vary from colorless to golden iridescent brown. It reduces contact with chromating solutions and waste, such as rinse water generated from a chromating process. Aerospace quality system ac7004, sae aerospace standard as7003 approvals for lockheedmartin, northropgrumman, rockwellcollins, harris, drs optronics, parker hannifin, and other prime contractors. Conversion coatings for aluminum meets requirements of military specifications.
Chemical conversion coating mildtl5541 type 2, class 1a hexavalentfree chrome. This pen also reduces worker contact to chromating waste and solutions for improved safety and. Iridite chromate conversion coating finish milc5541. The coating formed by bonderite mcr 1201 aero known as alodine 1201 is gold to tan in color and it becomes a. Is some one can explain me the difference between a finish per milc5541 link is to free spec at defense logistics agency, dla. Touchnprep alodine 12 effectively phosphates most metals including. The alodine 1200s is ready to use, requiring zero mixing for fast and convenient use. Henkel alodine 12 technical data sheet clean latex gloves are highly effective at preventing finger oil and lint contamination during cleaning. In the specification, a class 1a conversion provides the maximum corrosion protection, whether painted or unpainted.
Mil dtl 5541 is a military specification related to conversion coatings. Mildtl81706 chemical conversion materials for coating aluminum and aluminum alloys this specification covers chemical conversion materials used in the formation of coatings by the reaction of the material with the surfaces of aluminum and aluminum alloys. Designed to save labor, material, and time when applying a dryinplace military. These conversion coating leave no measurable buildup and provide excellent corrosion resistance.
Download our free pdf on engineering considerations for anodizing aluminum. Is there a white paper or guide out there that when and why type i really needs to be used i have a person at work that thinks that type ii is colorless and is using type i with out really being needed to provide color. Touchnprep alodine 12 is a no rinse chromate conversion coating chemical. This is created through the chemical conversion substance reaction with aluminum and its alloys. Mildtl5541f chemical conversion coatings on aluminum and. For example, if you are working to mildtl5541 link is to free spec at defense logistics agency, dla.
Henkel alodine 1200s conversion coating mildtl81706. Solution analysis shall at a minimum be performed once every week see 6. We are nadcap certified, as9100 c and itar registered. Technical process bulletin technical process bulletin no. A commonly referenced specification for conversion coating is the mildtl5541, military specification, chemical conversion coatings on aluminum and aluminum alloys. In the specification, a class 1a conversion provides the maximum corrosion protection, whether painted or. Chemical conversion coatings are deposited on aluminum by different methods such as dipping or spraying. Acceptable substitutereplacement for alodine 1200 chromate.
Because of this, we can process large, heavy parts or many small delicate parts with the same ease and efficiency. Electrolurgy performs chem film to mildtl5541 for aerospace and general industry in irvine, ca. Add 30 to 250 kg of alodine 5992 mu for each litres of working volume. Bonderite alodine 12 chromate conversion coating pen. The military specification referred to as mildtl5541, military specification, chemical conversion en. Aluminum chromate conversion coatings aluminum chromate conversion coatings properties.
Alodine is a henkel trade name, not a generic process. Chemical conversion coatings alpine metal finishing. Add sufficient water to bring the solution up to the working level, mix thoroughly and determine the chrome pointage of the solution. 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. For example, if you are working to mil dtl 5541 link is to free spec at defense logistics agency, dla. I have a person at work that thinks that type ii is colorless and is using type i with out really being needed to provide color i think he is confused with. If using type 1 for mildtl5541 spec work, be sure to check with your state or county for processing permits that pertain to proper venting and disposal of hex. Proper application and use procedure of alodine 12 touchn prep pen per. Mil mildtl5541f chemical conversion coatings on aluminum and aluminum alloys superseding milc5541e standard by military specifications and standards, 07112006 amendments available. Approximately production floor operators received this training. Mar 11, 2016 a commonly referenced specification for conversion coating is the mildtl5541, military specification, chemical conversion coatings on aluminum and aluminum alloys. Mildtl5541 type ii, class 1a and class 3 rohs compliant astm b921 class 1a and class 3 rohs compliant we are an approved supplier for. Mildtl5541 type i specifies hexavalent chromium bath while mildtl5541 type ii is normally achieved with a trivalent chromium bath.
Addresses compositions containing hexavalent chromium. Henkel loctite alodine 12 touchnprep conversion coating. Aluminum chromate conversion coatings, often referred to as chemical film or under the trade names alodine or irridite, produce a thin coating in the range of 0. Technical data sheet bonderite mcr 12 aero known as alodine 12 touchnprep january2017 product description bonderite mcr 12 aero provides the following product characteristics. Cross reference specifications dchn fine metal finishing. Please allow a moment to load our goal is to be a technical resource for our customers and to provide accurate and current information krayden, inc. The mildtl5541 specification current revision is mildtl5541f covers chemfilm aka alodine or chromate conversion on various aluminum alloys. Although mildtl5541 has been superseded by more recent specifications, it still remains a specification approved by all agencies and departments in the us department of. Would you like a copy of our most current nadcap certifications for your quality records. This conversion coating meets the following standards. Mil mil dtl 5541f chemical conversion coatings on aluminum and aluminum alloys superseding mil c5541e standard by military specifications and standards, 07112006 amendments available.
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