HB Body S.A.


Poor adhesion on plastic parts


Insufficient cleaning and pretreatment of the plastic part.
Wrong primer used to isolate.
Wrong paint system used.


Clean and degrease properly.
Make sure the substrate is completely dried.
Use adhesion promoter before using a primer.
Use HB BODY 360 FILLING PRIMER OR HB BODY P334 4:1 FILLING PRIMER for direct application on any type of plastics without adhesion problems.
Follow manufacturer’s directions of use.

How to fix the problem

Clean the surface carefully, sand down to the plastic part, clean again and repaint.