high quality sandwich board for furniture: MDF+PLYWOOD+MDF face/back:veneer and melamin high quality sandwich board for furniture:advantage:smooth,inflexibility,high strengthglue:MR,E1,E2material:hardwood MDDF each side,plywood id 12mm about 6layersfacere/back:melamine or veneerdensity:750-800kg/m3usage:furniture or packing palletertificate:ISO 9001:2000, SGS sandwich board for furniture