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“Cracking” of the Anodic Coating Under High Temperatures
After anodizing, the parts are annealed at 100°C. Most of the time they will withstand this process without damage, but sometimes the anodic coating cracks. I would like to ensure that they never crack at 100°C.
Read MoreAnodized and Dyed Black Extrusions Turning Green and Purple
We notice that the black extrusions have a greenish cast to them when we receive them from the anodizer. When the parts are exposed to plant lighting and to indirect sunlight, they turn a purplish color after six months or less.
Read MoreStainless Steel Preparation—Follow-Up
The following was submitted by a reader as a follow-up to the October 2010 column regarding a question pertaining to stainless steel pretreatment prior to painting or powder coating.
Read MorePretreat to Powder Coat Aluminum
I would like to start powder coating the aluminium housing of bus bar and need to know how to pretreat the parts before spraying.
Read MoreCitric Acid Passivation Alternative
We have always used nitric acid, but after seeing your site, we’re more interested in using citric acid from a safety point of view.
Read MorePowder Coating Hot-Dipped Galvanize
Do you know the procedure for powder coating galvanized steel?
Read MoreOn-site Powder Color Match
Is there any powder process where we can mix colors instantly and match color shades?
Read MoreEpoxy/Polyester Hybrid
Can a hybrid powder provide enough UV protection to be used for an outdoor application?
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