Construction plywood(shuttering plywood): shuttering plywood ,poplar/pine core,9~13 layers, MR/WBP,PSF: black 120~140g/m2,surface type: smooth/smooth size 3'*6'/4'*8'/1250*2500, thickness 16-21mm ADVANTAGES for concrete project: 1) The phenolic glue of the film faced plywood can smooth the surface of concrete 2) Wear-resistant, anti-cracking, and alkaline-resistant 3) The waterproof coating can extend the working life of the concrete 4) There is no color contamination between the concrete and the PF plywood 5) Low levels of aldehyde, phenol, and other toxic emissions okoume faced plywood Specification:2.7~21mm Quality:mr/wbp, bb/cc grade Product Origin:china Other Message: made of china pine/poplar,with okoume faces