A brief introduction to plywood
The number of layers is generally odd, and few are even. Vertical and horizontal direction of the physical and mechanical properties of small differences
With the veneer after the wood by the direction of the criss-cross the composition of the slab, heated or not heated under the conditions of suppression.
Commonly used plywood type plywood, penta and so on. Plywood can improve timber utilization and is a major way to save wood.
