FIELD: construction.
SUBSTANCE: floor panel includes the core consisting of two substantially parallel main surfaces and comprises a plurality of bars from the first material extending between said main surfaces and arranged so that their respective main directions are substantially parallel to said main surfaces and extend under the angle of 90°±45° to the main direction of the core, and a plurality of bars of the second material extending between said main surfaces arranged alternately with said bars of the first material along the main direction of the core. The bars of the first material and said bars of the second material differ, substantially, in at least one property of the material.
EFFECT: increasing the strength of the panels.
15 cl, 10 dwg
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