Wood wool

Wood wool is a mechanically produced multifunctional wood material in the form of fine and up to 500 mm long, elastic, wood splintering, virtually dust-free and non- natural wood wool threads. These are made from debarked and - depending on use - up to 13% wood moisture content of air-dried hardwoods and softwoods of the highest quality classes [ FSC and PEFC certified] produced.

As wood wool this wood material in Europe were in the 1880s, refers to two products before dissemination: 1855 showed the Frenchman Edward Guichard at the World Exhibition in Paris his " laine de bois " [ excelsior ] as a cost-effective replacement of Scheer flakes for the manufacture of wallpaper. 1883 described the surgeon Gustav Adolf Walcher [ 1856-1935 ] in his dissertation antiseptic wound dressing made ​​of wood fibers as sublimate wood wool bandage.

Production

Untreated loose wood wool has been produced since the 1840s in the U.S. and since the 1880s in Europe with the help of wood wool machine. These belong to the category of cutting planing machines.

To use the tree species to different species of biological, chemical and physical properties fully, is now sought in the modern wood wool technology for every application to determine the best formulation, ie the individual " wood wool " differ - externally barely visible - through the wood mix used and the selected dimension of the individual threads in terms of length, width and thickness.

Use

Is used the wood wool as filling, stuffing, padding, insulation, insulation and filter material in almost all sectors of the economy for sophisticated solutions and products, but also in animal hygiene and for the packaging and transport of sensitive products and foodstuffs.

When wood wool is bonded with a composite such as magnesite ( magnesium carbonate ) and preserved, it is called " wood wool panels " or, more precisely, wood-wool panels. These are used as insulation for heat and sound insulation in walls and ceilings. They are ecologically recommended because they contain no artificial binders or pollutants.

Since the Middle Ages was wood wool, which is incurred as a waste in the woodworking craft, as an aggregate for clay in half-timbered buildings, as also used as a filler for mattresses.