2.5mm common Hardboard 1)Size:1220x2440mm 2)Thickness:2.0-5.0mm 3)Density:900kgs/m3 4Use:package, interior decoration 2.5mm common Hardboard 1)Size :1220x2440mm, ... 1000x2000mm,915x2135mm2)Thickness:2.0mm-5.0mm 3)Material:poplar and ... ,Photo frame back , Food and Fruit packing material , etc. 2.5mm common Hardboard