During the anodizing cycle, how can we check to see if the coating thickness is reaching the thickness requirement stated on the drawing? Ask an ExpertPublished: 2/1/2012
Our customer has requested .004-inch (100µ, 4 mil) coating thickness on 6061-T6. We normally anodize this part to .002-inch thickness. Our process is 28 V, bath temperature 32°F, for 1 hr. We are not sure of exactly what the best procedure is to har... Ask an ExpertPublished: 1/11/2011
My company fabricates aluminum and steel pedestrian bridge railing among other bridge parts. We recently got an aluminum railing job that called for “Type I” anodizing per MIL-A-8625. There was no anodic coating thickness called out. We are not anod... Ask an ExpertPublished: 5/1/2010
We are looking for some references that show that dichromate sealing restores the loss in fatigue life caused by hard anodizing aluminum alloys. Ask an ExpertPublished: 2/1/2010
The anodized parts are a dark gray color. In addition, we perform a salt spray test and the parts show corrosion pitting over more than 10% of the test panel after only 72 hr. Do you know if this is normal? Ask an ExpertPublished: 2/1/2009
Our company has an anodizing vendor that recently had some problems with our hardcoat anodized (Type III) parts. The problem was leakage around the masking, resulting in poor quality parts. The anodizer claims they can chemically strip the hardcoat... Ask an ExpertPublished: 2/1/2009
Our company manufactures enclosures for the medical and telecommunications industries. Recently, we’ve had rejected parts because the black dye is coming off when the parts are wiped down with DI water. Ask an ExpertPublished: 11/1/2008
What are the general processing conditions for oxalic acid anodizing? Are they essentially the same as for sulfuric acid? Can titanium racks be used successfully in this process? Ask an ExpertPublished: 2/1/2008
My question is, is it possible for the parts to be anodized to more precision than 0.0004–0.0008 inches? What is the Martin process, and who does it? Ask an ExpertPublished: 11/1/2007
We are thinking about anodizing and before we get any further into that we would like your opinion about that type of finish on this product. Is it practical to do this? What are some of the things we should be aware of as we look for an anodizer? Ask an ExpertPublished: 5/1/2007