8. Door manufacturing

This section deals exclusively with interior doors or flat doors, the most important market for adhesives.

These doors are made up of :

• wooden frames assembled at all 4 corners using mortise and tenon joints or glued dowels;

• honeycomb cores made of cardboard or wooden laths with, optionally, a polyurethane foam core;

• various facings: thin plywood or wood-fibre panels, possibly with decorative coatings such as wood veneers or laminates.

• Assembling frames and gluing faces to cores and frames

  In Europe, interior doors are almost always manufactured in very large series. In fact, 5 to 10 doors are used per home, a figure that must be multiplied by the 400,000 homes built...