Ультразвуковое исследование

the Botanical name - Junglans nigra.
The second name - the South American nut.
Powerful tree from family orehocvetnyh (Juglandeae). Grows in Central and
To the South America.
Mature wood fulvous, with more dark impregnations and nacreous outflow.
Wood eskuero is very decorative, for a long time and is widely applied to furnish of interiors and manufacturing of furniture, a parquet. Rather firm also it is easily enough processed.
Volume weight in an air-dry condition: about 840 kg/cubic metres

the Botanical name - Couratari oblongifolia
Tree from family Lecythidaceae. Grows in the South America. Brazil.
Brazil grows in the South America.
Colour of wood - it is light - straw with a yellow shade.
Wood tauari proof, durable. It is applied to manufacturing of a parquet,
Decorative details of furniture, musical instruments.
Volume weight in an air-dry condition: about 750 kg/cubic metres

the Botanical name - Acanthopanax ricinifolius.
Grows in Japan, Korea and some regions of China, but qualitative wood is exported to Europe exclusively from Japan. The best wood - from island Hokkaido (Northern Japan).
Wood has colour from homogeneously white to zheltovato-brown, often there are the dark stains disseminated on a surface. Svejesrublennaya wood has a sharp, unpleasant smell.

Wood kum'era heavy and firm, but well gives in to machining, is well ground and varnished. It well approaches for manufacturing of floors or their separate elements in art packings, and also for manufacturing of carved wooden products. Wood concerns the first class of wear resistance (serves without term restriction at a finding under a roof, without contact to damp soil and at good ventilation). It is steady against fungi and insects. An obligatory condition is drilling of apertures under nails and screws as kum'er it is firm and is easily pricked.

Zabolon' red-grey, mature wood olivkovo-grey, places with alternation of light and dark sites. Possesses weak, pleasant aroma. Under the influence of light eventually darkens.