We also offer the more traditional process for gold and yellow mildtl5541f class 1a requirements. Management manual, or the designated shelflife points of contact poc. Aluminum conversion coating difruscia industries inc. We offer an rohscompliant clear trivalent chromium process that is free from hexavalent chromium and complies with the requirements of mil dtl 5541f class 3. Mildtl5541f chemical conversion coatings on aluminum and. What is mil dtl 5541f this specification describes chromate conversion coatings and their reactions with aluminum alloys. Mildtl5541f type i materials, existence of a coating can be verified by using a simple spot test specified in astmb449. These documents govern aluminum conversion coatings for military use. In addition, the interval between each monthly test shall not exceed 35 days. Military specification mildtl5541 chemical conversion coatings on aluminum and aluminum alloys applies to chemical conversion coatings formed by the reaction of chemical conversion materials within the surfaces of aluminum and aluminum alloys. Military details mildtls scroll down the page and click the documents below to view military details. Assist quick search provides direct access to defense and federal specifications and standards available in the official dod repository, the assist database. Solution analysis shall at a minimum be performed once every week see 6. Mil dtl 5541f chemical conversion coatings on aluminum and aluminum alloys.
This specification describes chromate conversion coatings and their reactions with aluminum alloys. Verify that this is the correct version before use. The military specification referred to as mildtl5541, military specification, chemical. These coating compositions are divided into type i containing hexavalent chromium and type ii containing no hexavalent chromium. The process control tests specified in table i shall at a minimum be conducted on a monthly basis. The material and processing baths or solutions shall have no adverse effect on the health of personnel see 6. This specification covers chemical conversion coatings formed by the reaction of chemical conversion materials with the surfaces of aluminum and aluminum alloys. We also offer the more traditional process for gold and yellow mil dtl 5541f class 1a requirements. Aluminum chromate conversion coatings per milc5541 mildtl5541 and. Mildtl5541f chemical conversion coatings on aluminum. The documents listed in this section are specified in sections 3 or 4 of this.
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