... : MM Length x Width:595X595,595X1195,600X600,603X603,603X1210, 610X1220(2′X4′)Thickness:7.0,7.5, 8.0,8.5,9 ... .5MM:7.1KGS.12MM:9.2KGS.12.5MM:9.5KGS 2.Fire resistant propertyNo- flammable B1 in accordance with Chinese Standard ... ration>Moisture resistant, slight deviation, easy to clean, moisture rate ≤2%,conform to the national standard JC/T997-2006 < Decorative gypsum ...