contreplaqué de coffrage

OBS: Suivant la nature du collage, il permet plusieurs coffrages (qualité «O») ou un très grand nombre de réemplois (qualité «X»).

OBS: Concrete Shuttering. For many years wallboards and plywoods of various kinds were used as form-linings. About 1936 a new technique was developed whereby one thick board of resin-bonded plywood was made to serve the dual function of sheathing and form-lining; within the space of a few years the use of plywood as form material has become universal.