Method for hardening and tempering the narrow side of a plate-like workpiece e.g. particle board comprises setting the degree of quality of the middle region of the workpiece, fixing a decorative edge and hardening and tempering

摘要

Method for hardening and tempering the narrow side of a plate-like workpiece comprises setting the degree of quality of the middle region of the workpiece, fixing a decorative edge and deciding depending on the degree of quality and the decorative edge that a hardening and tempering is carried out on the narrow side of the workpiece. An independent claim is also included for a particle board, a plywood panel or a laminated board produced by the above method. Preferred Features: The density or roughness of the surface of the middle region of the workpiece is defined and/or the decorative edge has a determined thickness.