Gypsum Board: 1,good quality 2,good price 3,regular grade,water proof,fire proof Gypsum BoardThickness: 9, 9.5, 12, 12.5, 15mm..Size:1200X2600,1200X2800,1200X3000mmStandard: KS F3504, JIS A 6901 Technical ParameterTesting ItemRequired Data by StandardTypical Data9.5 mm12 mmRupture Load (N)Axial9.5mm≥ 360517 740 12 mm≥ 500Latitudinal9.5mm≥ 14015027012 mm≥ 180Unit weight (kg/m2)≤ 9.5mm7.910.2≤ 12 ...