... --OSBMoisture: 6-15%Density: 680-740Kg/CBMGrade: OSB/1, OSB/2, OSB/3, OSB/4, (OSB1, OSB2, OSB3, OSB4 );Thickness ... OSB Products: Normal hardwood mixed core OSB, Poplar thicker flakes OSB, Veneer Faced OSB(Okume faced OSB, Poplar faced OSB, Bintangor faced OSB, Pine Faced OSB, Birch faced OSB ... CHINESE BUILDING MATERIAL products. CE certificated OSB 3/OSB-3/OSB panel/OSB board,1220*2440mm/1250*2500mm ...