HB Body S.A.


Loss of Gloss on Clear Coats


Air humidity too high.
Possibly excessive film thickness.
Soft substrate making it sensitive to solvents by the clear coat.
Use of non recommended thinner.
Not fully dried clear.
Use of too much accelerator.
Polishing of subject too soon.


Always follow direction for use from the technical guide.
Close hardeners firmly after use to avoid humidity entrapment.
Clean filters and check the air ducts are clean to ensure proper air flow in spraying booths.
Allow baking to be completed according to specifications.

How to fix the problem

Sand and polish to regain gloss.
Sand down and repaint again.