Blockboard is made up of a core of softwood strips. These strips may be up to about 25mm wide. The strips are placed edge to edge and sandwiched between veneers of hardwood. The sandwich is then glued under high pressure.
Consists of a core made of wooden strips, placed edge to edge between two layers of plywood, which are then glued together under high pressure.
Types of BlockboardsThe classification of block boards depend on different properties such as quality, use, raw wood used for the core. Followings are the type of blockboard
Depending on the raw wood used in the core:
Softwood Block board Solid blocks of wood are used to make each blockboard sheet those are attached together using glue. The sheets are called strips or battens. The surface is covered with hardwood veneers.
Hardwood Block board Hardwood is dense, heavy, costly, strong as the core is made from hard sheets. The coating is also by hardwood.