Specifications class A mgo board 1)fireproof 2)keep warm 3)100% does not included the asbestos and formaldehyde 4)sound insulation Features: The board features being green, free from smell and poison, non-flammable, free from smog, high intensity, light quality, sound insulation, heat preservation, waterproof, fireproof, free from freeing and erosion, minuteness expanding & shrinking ratio, free from crack and distortion, convenient construction, low wastage and long life. Specification: Normal size: 2300x1200mm,2400x1200mm, 2440x1220mm, 3000x1200mm Note:other sizes can be ordered according to customers¡¯ request Length scope:1800-3000mm, Width scope:900-1220mm Thickness scope:3mm-20mm Application: The board is widely adoptable to partition and suspended ceiling in decoration of buildings. It is also absolutely suitable to the structure for heat preservation, sound insulation wall, places with dampness, mobile partition, special class fire prevention, sandwiched plate in fireproof-gate and packaging of equipment cases. Decoration: The surface of mgo board supports pasting wallpaper, skin of red beech or white beech, coating, painting and applying with ceramic tiles or mosaics.