1. It is usually made into standard-sized flat rectangular building material boards (such as plywood, metal board, concrete board, plastic board) for wall, ceiling or floor components.
2. Thick rough plank.
3. Metal plates made by forging, rolling or casting.
4. The boards are: large core board density board veneer, three PCT board, five PCT board, nine PCT board, 12 PCT board, waterproof board, gypsum board, cement board, paint-free board, baking paint board
A collective term for boards and squares that are sawn longitudinally from logs. The width is more than three times the thickness is called "board"; the rectangular wood with the width less than three times the thickness is called "square lumber". It is a commonly used material for furniture manufacturing and civil engineering.