9mm Russian Birch BB/BB grade
9mm Russian Birch BB/BB grade 60" x 60". This thickness is about 3/8" and is made of 7 plies. Russian Birch plywood is uniquely manufactured with multiple plies of Birch veneer, used uniformly, throughout the panel. Each layer of birch veneer is peeled at 1.3mm or 1.5mm thickness, giving the panel a multi-ply edge that is both aesthetically attractive and offers unmatched strength and stability.