Plywood production line /Plywood hot press machine

Brief introduction of the plywood

Plywood is use the logs along the growth direction rotation cut into sheets of veneer, after drying, glue spreading then according to the adjacent veneer layer grain direction perpendicular principle assembly , glue paste. The layer number is an odd number, usually 3 to 13 layers, common has 3 layers plywood, 5layers plywood, 9 layers plywood, and 13 layers plywood. The outermost surface of the panel is called the surface veneer, the opposite is called the back veneer, and the inner layer is called the core veneer.

The first kind of plywood for weather resistance, boiling water resistance, one durability plywood, from here we can see this one plywood have advantages of high temperature resistance, can stand hot steam treatment;

The second kinds of plywood is waterproof plywood, can be immersed in cold water and short time hot water;

The third kind of plywood is damp proof plywood, can be immersed in cold water for a short time, it is suitable for indoor temperature. Used for furniture and general construction purposes;

The fourth types of plywood can not resistance the dump . used indoors and the fourth general plywood material usually have beech, basswood, ash, birch, elm, poplar, etc..