Birch plywood, the plywood which external layers are made of a birch
interline interval (internal thus is considered can be both deciduous,
and coniferous). Birch plywood has received enough wide circulation
that was promoted by three circumstances: * the Birch is much more
widespread tree, rather than other deciduous breeds; * Birch trunks
seldom happen suitable for manufacture of a qualitative board or a bar
that is reflected in quality of birch plywood; * the Birch interline
interval differs high durability, in small density and very beautiful
structure that does suitable birch plywood including in furniture
manufacture; the Sphere of application of birch plywood directly
follows from its properties is first of all furniture manufactures and
furnish. Moreover, cases of many small planes are made till now their
birch plywood processed in appropriate way. Application of plywood and
in building, однака less than coniferous plywood, as birch plywood more
expensive is developed. Features of storage of birch plywood: birch
plywood is necessary for containing in the dry, aired warehouses
isolated from hit of a moisture. As well as all other kinds of plywood,
birch plywood - to some extent, therefore special attention it is
necessary to give a combustible material to fire safety of a warehouse
or a premise where birch plywood is stored.
The specification
The format, mm 1525х1525, 2440 х 1220, 1220 х 2440, 2500 х 1250, 1250 х 2500
Maximum
deviation on length (width) + / - 2мм A plywood grade (quality of
external layers): 1/2 2/2, 2/3 3/3, 3/4 4/4 Quantity of layers from 3 to
25 depending on a thickness Quality of a surface *grinded, *grinded on the one hand, *not-grinded The сlass of issue of
formaldehyde Е1 (to 8 mg on 100 г absolutely dry plywood) Water
resistance usual (FК), raised (FСF) Humidity of 5-12 % Strengthof chop not less than 1.0 МPa Certification DIN 68705-3 (only for FСF), EN 13986, EN 636-3, GOST Р, the Hygienic certificate
