Electroplating
Chlorinated Paraffins in Cutting Oil
Question: I have discovered that our largest customer uses chlorinated paraffins in its cutting oils.
Read MoreTroubleshooting Chromate Conversion Coatings
Question: We are having all kinds of problems with chromate conversion coating.
Read MoreChemical Conversion Coatings
Question: I am looking for a conversion coating that will withstand a 1,000-hr exposure in the 5% salt spray test.
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Decorative Plating at Quaker City
Quaker City Plating provides high- end, high-value decorative plating on plastic and metal substrates. Although its customers have always been satisfied, QCP wasn't. It wanted a better preplate system for its plastic plating processes, and it found what it was looking for...
Read MorePassivating 416 Stainless Steel
Question: I have a customer who wishes to passivate parts made from 416 stainless steel.
Read MoreDual Purpose Anodizing Bath
Question: When using a sulfuric acid-oxalic acid electrolyte for Type III hardcoat, is it possible to raise the temperature in order to do Type II anodizing in the same tank?
Read MoreElectroless Nickel on Leaded Steel
Question: We are plating leaded steel, 12-L-14, with electroless nickel (mid-phosphorous bath). Three or four days after processing, the parts are showing “pockets” of staining.
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Saving Water Plating PCBs
A new manufacturing process at Allied Signal required clean-room technology and high-quality rinse water, increasing the rinse water flow rate. But, the company was able to reduce costs with the addition of a special treatment system...
Read MoreReplacing Cadmium with Powder
Question: We currently have low carbon steel parts plated with cadmium in use as balance weights on aircraft wheels.
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