basics
How to Adjust a Burn-Off Oven To Remove Coatings
Q. We are having issues with our burn-off oven. It doesn’t seem to be adjusting to the amount of coating on the hooks and fixtures. What can I do to fix this?
Read MoreHow to Pass a 100-Hour Salt Spray Test for Electroless Nickel
Q. One of our most recent requirements is to pass a 100-hour salt spray test with our current medium phosphorus electroless nickel process. Our present EN does not seem to pass this test on a consistent basis. How we can pass this test?
Read MoreHow to Determine the Cause of Adhesion Failure
Q. We recently powder coated an aluminum structure prepped with a medium grit aluminum oxide media. After a few weeks in a warehouse, a small area was discovered where the coating had chipped to bare metal along a weld seam. What caused the adhesion loss?
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PPG Videos Show OEMs How to Repair Defects
Four videos demonstrate how original equipment manufacturers and their suppliers can repair surface defects on coated parts without re-running.
WatchHow to Stop Outgassing with Die-Cast Parts
Q. We run aluminum extrusions using a chrome treatment conversion coating. We began running aluminum die-cast parts and are seeing small blisters and holes in the coating. How can we stop this?
Read MoreHow to Carefully Maintain Your Alkaline Etching Bath
Q. What should be the maximum aluminum content in an alkaline etching bath to avoid galvanized appearance (spangling) when preparing 6063 T6 extrusions for Type II anodizing?
Read MoreHow to Paint a Better Product Using Better Data
Q. Why should I consider adding part and data tracking to my existing line or to a new system?
Read MoreHow to Increase, Decrease Conductivity of Paint
Q. I apply my liquid coatings with an electrostatic gun. How can we increase or decrease the conductivity of the paint?
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How to Identify and Control Poor Ecoat Film Appearance
Q. We are experiencing textured ecoat on galvanized service parts and were told the galvanized coating is electrolytically applied with 60/60 zinc weights.
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Surface Finishing Mexico Holds Second Show
Mexican Association for Surface Finishing expects 2,000 visitors.
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