... adjacent layer wood grain direction Detailed Product Description Cheaper and red face commercial plywood sheet size :4'*8' 3'*6' with ISO ... pacthes,no knots,no splits,and no color differences Plywood, Face/Back: Okume,Bintangor,Poplar,Pine,hardwood,birch,Meranti. Core: Poplar ... /12/15/18/21/25mm, or as customers' requirements.3)Face/Back: Okume, Bintangor, Poplar, Pine, hardwood, birch, Meranti, etc.4 ...