Solid wood

Wood quality and sorting


Increased value creation potential requires the identification and optimisation of a product-oriented forestry-timber chain. In view of this objective, quality is initially assessed directly on the standing trunk. Based on these findings, species-specific tree qualities are defined in research projects and wood qualities are derived after cutting. Categorised quality and growth characteristics form the starting point for raw wood and sawn timber sorting.


Hardwood


The volume of raw hardwood has increased significantly in recent years. However, material utilisation options for some hardwood species have only been commercialised to a limited extent. The aim of various research projects in the Wood Biology and Wood Products department is therefore to create new sales markets and fields of application for indigenous hardwood species by developing new types of products and process technologies.


Bonding & coating


Bonding wood is a complex process that is influenced by a wide range of parameters. A central group of factors includes the properties of the part to be joined. The bonding behaviour of untreated and modified wood in varying constitutions is therefore investigated in this research focus in relation to the application. Various adhesive systems and load and stress modes are taken into account when evaluating the adhesive quality. By specifically designing the boundary area through the application of mechanical surface treatment methods and physical process technologies (atmospheric pressure plasma, laser), fundamental findings on the adhesion mechanisms involved are derived.


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