MDF stands for medium density fiberboard and it is a material made from wood fibers.
● DIMENSIONS: Each board measures 4’ x 8’x 18mm
● FORMALDEHYDE EMISSION: E1
● APPLICATION: Can be stained, painted, engraved, etc to make kitchen cabinet, wardrobe or other furniture and decoration
https://www.fiberboardchina.com/medium-density-fiberboard/fire-retardant-mdf/hot-sale-fire-rated-mdf-for-fire-plate.html