Formation of cracks

Cracks in the veneer

Cracks forming in the veneer - microtome cut

Cracks forming in the veneer

Cracks forming in the veneer - microtome cut

Formation of cracks

Crack in the MDF, processed without insulating primer

Cracks in the veneer

Cracks in the veneer due to water damage

Formation of cracks

Cracks forming due to the coat being too thick

Formation of cracks

Cracks forming in solid wood

Formation of cracks

Cracks forming on the MDF edge due to not enough material being applied

Cracks in the lacquer

Web-shaped cracks forming due to old lacquer/hardener mixture

Description of the defect

Longitudinal cracks along the pores or web-shaped cracks spread over either part or all of the surface.

Cause of the defect

Longitudinal cracks along the pores, mostly cracks in the veneer due to:

  • unsuitable veneer, for example multiplex or too much veneer
  • veneer insufficiently bonded
  • swelling of the veneer/shrink cracks

Web-shaped cracks, mostly cracks in the lacquer due to:

cracks in the MDF edge

Defect solution

If the cause of cracks forming lies with the coating, sand the lacquer down to the raw wood and recoat with a suitable system, otherwise re-treat the object.