Defects of coating

Finished coating is too soft

If you encounter this problem after the powder coatings have cured, perform a step-by-step check of the technology parts mentioned below.

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Finished coating is too soft
Finished coating is too soft
Finished coating is too soft
Finished coating is too soft

Application equipment

  • improper application method

Application equipment setup

  • electrostatic deposition voltage set too high
  • poorly adjusted manipulator dead center – on the edge
  • improper setting of the voltampere characteristic
  • air pressure set too high (the powder is blown off towards the edges)

Paint (powder coating)

  • defective powder coating batch
  • wet powder coating
  • the powder is too fine:
    • the recycled material content is too high
    • too fine from production

Part and its hanging

  • insufficiently grounded part

Curing oven

  • the temperature rise during the powder coating curing is too slow

Is there anything we can do to help?

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