WebThe most common chem film spec is MIL-DTL-5541. MIL-DTL-5541 contains the option for type I, a clear or yellow hexavalent chromate, or type II, a clear hexavalent-free (trivalent) chromate, on aluminum and class 1A or class 3. Class 1A is a thicker and darker coating that provides a high-grade corrosion protection as a final finish to the ... WebThe MIL-DTL-5541 spec describes two classes that are commonly used in chemical film applications. Class 1A: This class of chromate coating tends to be much thicker than …
Aluminum Chromate Conversion Coating - Advanced …
WebMIL-STD-171, 7.3.3 calls out Chemical film, chromate, MIL-C-5541 Class 3, for protection against corrosion where low electrical resistance is required MIL-STD-171, 75.1 calls out Hard anodic coating on aluminum, MIL-A-8625*, Type III, Class 1 – thickness 0.002” ± 0.0002” unless otherwise specified, nondyed WebMay 13, 2009 · We have a part that requires MIL-DTL-5541 Class 1A and Class 3, Type 1 Clear in different locations on the part - the Class 3 is definitely for electrical conductivity where there are covers on our unit. … ilrlr 6012 managing and resolving conflict
Chem Film (Mil-C-5541) - 1800deburring.com
WebChem film per MIL-DTL-5541 Class 3 is electrically conductive. The best corrosion protection is provided by chem film per MIL-DTL-5541 Class 1A. Chem Processing Inc. … WebOur hexavalent chemical films are offered in both clear and gold color. Trivalent chromate, however, is only offered in clear. We offer certification to: MIL-C-5541 Class 1A and Class 3. MIL-DTL-5541 Type I, Class 1A and Class 3. MIL-DTL-5541 Type II, Class 1A and Class 3 (RoHS compliant) ASTM B921 Class 1A and Class 3 (RoHS compliant) WebMIL-DTL-5541 is the process specification for chemical conversion coatings on aluminum and aluminum alloys. This specification references the qualified products list (QPL) on MIL-DTL-81706, which lists both BONDERITE M-CR 1132 AERO and BONDERITE M-CR 871 AERO. Henkel certifies both products to MIL-DTL-81706B. ilr landscaping kelowna