face/back: keruing , core: falcata, pine, paulownia, poplar glue: E1, E2, MELAMINE thick:1220X2440X19MM grade: BB/ ... and back: keruing, pencil cedar, bintangor, 2) Core:falcata lumber, pine 3) Glue: E2, E1, MELAMINE, 4) Size:4X85) Thickness: 19MM6 ... /L copy) or L/C at 19mm keruing face/back pine lumber core block board