good quality 18mm block board 1.size:1220*2440mm 2.core:poplar 3. ... ,ash,birch,bintangor pine,poplar etc4.thickness:15mm,16mm,17mm,18mm,22mm,25mm etc5.glue:MR,E1,E26.grade:AA/BB ... used in interior decoration,furniture2.the best material instead of plywood and solid wood3.moisture-proof and easy work4.tight construction ...