http://www.metalfinishing.com/ Copyright Elsevier Ltd Intuitiv Ltd (www.intuitiv.net) Sun, 20 May 2012 03:31:01 GMT http://www.metalfinishing.com/ http://www.metalfinishing.com/_common/img/template/metal-finishing/site-logo.gif http://www.metalfinishing.com/download/786/ The results of potentiodynamic polarization curves and salt water immersion (SWI) test reveal that phenyl phosphonic acid (PPA) as an in-situ phosphating reagent (ISPR) can effectively improve the corrosion resistance of alkyd ready-mixed paint coating formed on AA6061 in the 3.5% NaCl solution. However, the corrosion resistance of the in-situ phosphating coating (ISPC) is relevant to the contents of phenyl phosphonic acid (PPA) in alkyd ready-mixed paint coating. Thu, 26 Apr 2012 00:00:00 GMT http://www.metalfinishing.com/download/786/ http://www.metalfinishing.com/download/771/ SIFCO Applied Surface Concepts has developed a brush-plated deposit, Tin-Zinc, Code 4019, that provides sacrificial corrosion protection without the use of toxic chemicals. Tue, 03 Apr 2012 00:00:00 GMT http://www.metalfinishing.com/download/771/ http://www.metalfinishing.com/download/732/ This paper discusses how an Upstate New York-based manufacturing company that operates a captive plating shop dramatically improved its wastewater treatment operations while reducing costs. Thu, 08 Mar 2012 00:00:00 GMT http://www.metalfinishing.com/download/732/ http://www.metalfinishing.com/download/733/ When trouble arises in today's complex manufacturing processes, the process engineer needs to react quickly. Many times the engineer is faced with dozens, if not hundreds, of process control options to change. Using designed experiments as a tool for troubleshooting can be very effective and save both time and money in the process. Thu, 08 Mar 2012 00:00:00 GMT http://www.metalfinishing.com/download/733/ http://www.metalfinishing.com/download/734/ This article describes two succesful approaches in eliminating whisker formation. Both methods dissipate the stress that is formed from the interaction of intermetallic compound formation and the inherent structure of electroplated tin. Thu, 08 Mar 2012 00:00:00 GMT http://www.metalfinishing.com/download/734/ http://www.metalfinishing.com/download/612/ Electrodeposits of cadmium- and chromate-based inorganic inhibitor pigments in paint formulations are extensively used in the aerospace industry to provide long-term corrosion protection for high-strength steel hardware. In this work, an eco-friendly cadmium- and chromate-free coating scheme comprised of zinc nickel alloy plating, trivalent chromium- based passivation, followed by a primer based on polyaniline phosphate, is studied for its anticorrosive properties. Mon, 12 Sep 2011 00:00:00 GMT http://www.metalfinishing.com/download/612/ http://www.metalfinishing.com/download/613/ This paper will describe the requirements for anodizing and sealing operations within Ogden Air Logistics Center (OO-ALC), as well as the sealing technologies that are available and a path forward to demonstrate/validate the most promising alternatives for the specific needs and applications of OO-ALC. Sun, 11 Sep 2011 00:00:00 GMT http://www.metalfinishing.com/download/613/ http://www.metalfinishing.com/download/614/ SOLDERONTM BHT-350 bright pure tin, a newly developed electroplating process, is presented. The most notable characteristic of this MSA-based electrolyte is its capability to be operated at temperatures up to 50°C. Fri, 12 Aug 2011 00:00:00 GMT http://www.metalfinishing.com/download/614/ http://www.metalfinishing.com/download/615/ The corrosion resistance of the CCC formed on AA6061 in a chromate conversion solution composed mainly of potassium dichromate, chromic anhydride and sodium fluoride is significantly improved by addition, compared with that of the CCC formed in chromate conversion solution without cerium chloride. Thu, 11 Aug 2011 00:00:00 GMT http://www.metalfinishing.com/download/615/ http://www.metalfinishing.com/download/311/ The adoption of alternative PFOS-free additives, such as MacDermid’s MiniMist Liquid, offers the easiest path to the future and involves no significant investment. Tue, 22 Jun 2010 00:00:00 GMT http://www.metalfinishing.com/download/311/ http://www.metalfinishing.com/download/79/ Comprehensive test results have been presented for a new, patented gold post-dip treatment that significantly improves the corrosion resistance of nickel/gold deposits and contributes to the reduction of gold costs. Thu, 20 Aug 2009 00:00:00 GMT http://www.metalfinishing.com/download/79/ http://www.metalfinishing.com/download/80/ A promising alternative to chromate conversion coatings on aluminium is the trivalent chromium–based environmentally friendly conversion coating. This new trivalent chromium process provides high corrosion protection and good paint adhesion while meeting the stringent requirements of military specifications Thu, 20 Aug 2009 00:00:00 GMT http://www.metalfinishing.com/download/80/