... glue Density: 680-720KG/CBM OSB/2, MR glue, for construction indoor, furniture and packing board. OSB/3, with better ... thicker plywood or solid wood plank, have been widely used for construction outdoor, roof decking, roof sarking, wall sheathing, flooring, ... signboards and portable buildings. Features of OSB: 1) Tight construction and high strength 2) Minimum twisting, delamination or warping 3 ...