Product Description

the gypsum board are horizonal or inclined with conven joint . The boards are fixed on the light conncted on the backstop. Function: sound insulation , heat preservation , fireproof and quakeproff. Technical performance ***** plasterboard as basic materials 2. the face film is coated with PVC and aluminum paper . 3. the thickness:7.5mm *2mm 4. the size : **5***5, **0***0, **3***3, **6***5, **0****0 5. unit square of qulity : 6.5kg/m2 ***** content: 1% 7. strength: fracture load:**0N