... surface,no formaldehyde. 2)High strengthen,high density. Hardboard The main materials is poplar fibre,and our hard ... ,2.3mm,2.5mm,2.7mm,3.0mm,3.2mm.Length:1800 to 2500; Width:1000 to 1220; ... ,2.3mm,2.5mm,2.7mm,3.0mm,3.2mm.Length:1800 to 2500; Width:1000 to 1220; ... ,2.3mm,2.5mm,2.7mm,3.0mm,3.2mm.Length:1800 to 2500; Width:1000 to 1220; ... ,2.3mm,2.5mm,2.7mm,3.0mm,3.2mm.Length:1800 to 2500; Width:1000 to 1220; ...