OSB(oriented strand board): Thickness:9mm,10mm,12mm,15mm,18mm,21mm,25mm Size:1220x2440;1250x2500 Density:680-730kgs/m3 OSB(oriented strand board):Thickness: 9mm, 10mm, 11mm, 12mm, 15mm, 18mm, 21mm, 25mmSize: 2440 x 1220; 2500 x 1250Glue: E2/WBP glue(Waterproof glue),Melamine glueGrade: OSB-1, OSB-2, OSB-3Density: 650-720kgs/cbm OSB Board