plain hardboard,density about 880-900,fiber average,very hard , plain hardboard,Specification,poplar and hardwood mixed ,density about 900-930,fiber average,MR glue,E1/E2 grade,thickness 2.5-3.5mm,1220*2440mm size,Widely used in the construction and the furniture etc.Attn,Ms. pansy pan0086-13793616696 hardboard