Comparing Corona Charging and Tribo Charging
Posted by: FEIHONG Powders |on May 30, 2012
Critical Variables |
Corona | Tribo |
Faraday Cage |
More difficult to coat recesses |
Easier to apply to recesses |
Back Ionization |
Easier to coat thinner films |
Easier to produce thicker films |
Products configuration |
Not good for complex shapes |
Very good for complex shapes |
Production requirements |
Wide range of line speeds |
Good for lower line speeds |
Powder Chemistry |
Less dependent on chemistry |
More dependent on chemistry |
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