Description of plywood grade BB/BB:
Grade ВВ – is intended for processing paints and semi-transparent materials, for covering with sliced veneer of valuable species. In the BB grade, it is allowed to fix inserts from veneer, which improves the quality of the sheet surface. Healthy light bitches are allowed. Healthy dark knots are allowed no larger than 20 mm. Apertures from the dropped out knots allowed by size not more than 6 mm. Closed cracks can be 200 mm long, open cracks can be up to 2 mm wide. Healthy color change, false core should not exceed 25% of the leaf surface. Open knots and defects are cut out and before gluing the veneer are sealed with small oval patches of veneer, the veneer for which is selected according to the color of the face veneer. This variety is widely used in the production of furniture and for decorative finishing (covered with various finishing materials, lacquers, paints).
