|The governing standard for particle board is BS EN 312:2003. It classifies the various panel types according their strength properties and moisture resistance.
Particle Board according EN 312:2003
|General purpose, non-structural
General load bearing applications
Heavy duty load bearing
|P 1 General purpose - dry conditions
|P 4 Load bearing - dry conditions
|P 6 Heavy Duty Load bearing - dry conditions
|P 2 Interior Fitments - dry conditions
|P 3 Interior Fitments - humid conditions
|P 5 Load bearing - humid conditions
|P 7 Heavy Duty Load bearing - humid conditions
|Furniture, interior fitments and flooring are the major applications of particle board. Smaller size flooring panels are usually tongue-and-grooved. Particle board with melamin overlay is common. The timber trade is running a merchantable assortment of raw, tongue-and-grooved, melamine ovderlaid and veneered panels.