Description SHIM gypsum ceiling consists of a specially treated high quality paperbacked wood-slurry plasterboard core encased in 100% recycled light, various designed PVC visible face and strong 100% recycled aluminum memberance back. It can easily be cut to desirable size. The board has elegant appearance and is economical. It can be applied in high humidity environment if both visible face and back are laminated with aluminum memberance.. Features 1) Environmental friendly 2) Non-combustible 3) High strength 4) Heat & sound insulation 5) Easy to install and fix Technical Data Size 300*600, 595*595, 600*600, 603*603, 600*1200mm, Thickness 7.5; 8.0; 9.0; 12mm Facing PVC Back Aluminum foil or Paper Type Normal, Acoustic, Superfine dirt-proof, Grille, big size Weight/m2 <8kg/m2 Lengthways ruptures load >360N Lateral ruptures load >150N Limit of radioactive nuclide Level A Thickness tolerance ±0.5mm Size tolerance ±0.5mm Application area Halls, classrooms, offices, shopping centers, etc.