... 6.6 pieces of 1500 x 300 mm of steel formwork, can save removal time.· (3) Bamboo plywood construction board ... , the adsorption of concrete is only 1/8 of steel formwork.· (4) Bamboo construction plywood board is water resistance. Board ... building,vertical templates,highway,overpass/bridge,viaduce,dam,tunnerl concrete formwork,container flooring,train flooring,package panel,brick block machine, ...