Description
Beech wood lumber unedged
WHITE AND STEAMED BEECH TIMBER KD 8-12%
26, 32, 38, 45, 50, 55, 60, 65, 70mm & others
CLASS A
Acceptable – sound knots, knotted up to 10mm in diameter, winged knots with a board width of more than 200mm; no more than 60mm per 1m length are allowed. False heartwood up to 1/4 of the board width, one-sided curvature 3cm per 1m lenght. Straight cracks possible up to 1/10 of the lenght.
CLASS B
Acceptable – sound knots, knotted up to 20mm in diameter, winged knots with a board width of more than 200mm; no more than 80mm per 1m length are allowed. False heartwood up to 2/3 of the board width, one-sided curvature 7cm per 1m lenght. Spoiled knots can occur up to 50mm in diameter per 1m length. Straight cracks possible up to 1/5 of the lenght
CLASS C
Acceptable – sound knots, knotted up to 50mm in diameter, winged knots with a board width of more than 200mm. It is allowed to have a total diameter of up to 300mm. False heartwood may be present, one-sided curvature of 10cm per 1m lenght. Spoiled knots may be present. Straight cracks possible up to 1/3 of the lenght. Tannic discoloration may occur. Interior sapwood healthy to 1/2 board thickness.Inner sapwood healthy.
Beech
Beech is among the most prevalent tree species in Poland and in many other regions of Europe. It occupies nearly 30% of the forested area in Poland. The trees can attain a height of up to 30 meters and a diameter reaching 2.00 meters.
Application of Beech
Beech logs and lumber are highly regarded primarily for their adaptability. Due to its remarkable strength and excellent workability, beech can be utilized in nearly every application. This includes veneer, rotary cut veneer, or lumber for furniture, construction, flooring, as well as dimensions for household uses, handles, and over 210 additional applications.
Characteristics of Beech
The typical hue of natural unsteamed beech is a light creamy shade. Steaming imparts a pink-reddish tint to the wood. The longer the steaming process, the darker the wood becomes. Beech wood is known for its overall good workability; it is easy to machine, glue, finish, and turn.
Gross density (12-15%): 540 – 720 – 910 kg/m³
Compressive strength: 41 – 62 – 99 N/mm²
Bending strength: 74 – 123 – 210 N/mm²
