Blockboard 1)Size:1220*2440 or as request 2) Thickness: 18~20mm 3)Core: poplar, hardwood,paulownia 4)Grade:BB/BB,BB/CC Keruing face BlockBoard 1)Size:1220*2440 or as request 2) Thickness: 15,18,19,20mm 3)Core: poplar, hardwood,paulownia4)Glue:MR,WBP5)Face and back:keruing, red oak, beech, okoume, bintangor, red birch, white birch, cherry, sapele, teak and so on.Block board, veneer block board, ...