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Pre-treatment

Raw material and the pre-treatment process.

"Put good parts in, get good parts out. "

Powder Coating starts with metal preparation. The better the preparation, the better the final product. Here at Hartford Finishing, we utilize reverse osmosis in our 5 and 6 stage wash cycles to ensure the cleanest process available. We begin with a heated Alkaline Cleaner which removes the grease, dirt, oil, or loose metal shavings. This is followed by one or two rinse cycles, depending on the paint line. After that, an Iron Phosphate cleaner etches the metal for better paint adhesion. All chemical concentrations and Ph levels are electronically monitored and logged throughout the day to ensure the best possible preparation. A final rinse cycle with a chemical sealant fully prepares the part for painting.

The Powder Coating Process:

  1. Masking
  2. Hanging
  3. Pre-treatment
  4. Drying
  5. Powder Application
  6. Curing
  7. Cool Down
  8. Inspection
  9. Packaging

(Click on each process to learn more.)

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