2008-11-19T22:15:56Z PunBB http://www.finishingtalk.com/community/topic726$2.html <p>We in Australia have a standard AS3715 for powdercoating Architectural Aluminium components.</p><p>It is very good though sometimes lubricants used in Al fabrication like Beeswax for example cause difficulty.</p><p>Essentially we have a caustic wash/ rinse/ hydrofluoric acid etch/ rinse/ Chromate conversion/ rinse/ overflow rinse/ de-i rinse.</p><p>the conductivity of rinse run off from the finish part is to be less than 25 micro siemens. I have preceded this process with an MEK wipe when&#xa0;fabrication lubricants are present.&#xa0;&#xa0;</p> bill doherty 2008-11-19T22:15:56Z http://www.finishingtalk.com/community/post1830.html#p1830 <p>enviroservchemicals.com has an aluminum conditioner #2577 it can be used in a dip tank at ambient temperature. My dip tanks are plastic 55 gallon drums. I have used this product for 8 months on hundreds of parts and I am very satisfied. M. carter</p> hammerhead 2008-11-19T19:28:35Z http://www.finishingtalk.com/community/post1828.html#p1828 <p>Phosphating is generally considered the best pretreatment for powdercoating.&#xa0; It provides the mechanical bonding of abrasive blasting with cleaning superior to solvents.</p> DustinGebhardt 2008-07-25T00:58:07Z http://www.finishingtalk.com/community/post1686.html#p1686 <p>What is the best way to clean aluminum parts for powdercoating&#xa0;that are to thin to withstand abrasive blasting?</p> hammerhead 2008-07-23T12:21:45Z http://www.finishingtalk.com/community/post1680.html#p1680