Materials : pine Grade : AA grade Standard : OSHA,ANSI A10.8(US), BS24829(UK), AS1577(AUS) Glue : WBP,MR, Melamine Thickness : 4-28mm (normal thickness :4mm, 12mm , 15mm, 18mm, 21mm) Popular sizes : 38x225x3900mm/6000mm 40x235x3900mm/6000mm 42x230x3900mm/6000mm length can be up to 12000mm Moisture Content : 8-12% Density : 580-640kg/m3