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Exploring the: Pretreatment for Powder Coating Zone
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- A Good System Gone Bad
- We have had problems lately with light coating on our automotive products. We have started to clean the racks more often, and this seems to help a little, but we still are not getting the kind of coverage we got when the system was new.
Ask an Expert Published: 2/21/2013
- Irregular Appearance
- We have trouble with consistency in the appearance of medium-gloss colors on aluminum extrusions.
Ask an Expert Published: 2/20/2013
- Splotchy Appearance in Coating
- We use manual spray guns to apply a textured powder over a cast part, and that black finishes have a dark/light, splotchy look to them after they are cured.How can wer get better appearance?
Ask an Expert Published: 2/19/2013
- Bubbles in Steel
- We apply powder coating over steel parts that have been treated with a zinc phosphate. Some parts show bubbling after running through the powder line. The parts were clean and rust-free before running. What could cause a bubble/blister on steel part...
Ask an Expert Published: 2/15/2013
- Yellow Tint to Parts
- Some parts have a slightly yellow tint to them after running through out two-stage zinc phosphate line, even when we lower the free iron. Do you have any ideas what this could be?
Ask an Expert Published: 2/12/2013
- Reducing Cure Time with a Hybrid Oven
- Is it possible to decrease the curing time to fewer than 9 min if we change the oven to a hybrid system with combined infrared (IR) and convection heating?
Ask an Expert Published: 2/6/2013
- Paint Over Powder Coating
- Can we use water-based paint for touch up on powder-coated parts? Is any surface preparation necessary? What should the curing time and temperature be?
Ask an Expert Published: 1/31/2013
- Powder Coating's Future
- There for a time, powder coating shops were popping up on every corner. Now it seems everyone has figured out that margins are extremely tight and that powder coating is not as easy as the guys who sell it might like for you to believe. What do you ...
Ask an Expert Published: 1/18/2013
- Pretreatment Options
- Are you aware of any uncomplicated, user-friendly pretreatments that are compatible with powder coating, will inhibit rust on surfaces with deep inset corrosion and will accelerate beneath the coating after the process is complete?
Ask an Expert Published: 1/16/2013
- Film Thickness Tolerance
- Is it possible for products to be powder coated within a range of 80-90 micron thickness. The best I can get is between 70 and 90 micron.
Ask an Expert Published: 1/5/2013