Full birch plywood 1. Full birch plywood, the face and back, the core are all Russian birch, and the quality is very good. 2. Size: 1220X2440mm, 1250X2500mm. 3. Thickness: From 2. 5mm to 30mm. 4. Water content: 8-12%. 5. Glue: Mr glue, E1, E2, Phenolic, Melamine.