Size: 1220*2440*3-30mm Fireproof grade a(6mm ¡y1 hour 6-12mm: 1-2 hours 12mm above¡y2 hours) Bending strength: 18.8mpa (10mm) Impacting strength: 8.3 kj/m2(10mm) Nailing strength: 86n/ m2 Sound insulation: 29db (6mm) Thermal conductivity: 0.161 w/(m•k) Plywood pallet