Plain blockboard Formaldehyde releasing: E1, E2 Thickness: 15mm,18mm,19mm Grade: AAA, AA Plain blockboardCore: Poplar, Hardwood, Tung or combined core;Thickness: 15mm,16mm,17mm,18mm,22mm,25mm;Face/back: Okoume, Ash, Bintangor, Oak etc;Size: 1220 x 2440mm, 1250 x 2500mm;Glue: MR, E1, E2Grade: BB/BB,BB/CC,CC/CC,CC/DD Feature:1.High bending strength.2.Strong nail holding.3.Moisture-proof and easy ...