| 摘要 |
The present invention relates to a formwork shutter comprised of a plurality of assembled elements. At least certain of said elements are each comprised of a profiled section (1), made with aluminium, presenting on a first face a smooth formwork surface (2) and comprising longitudinal stiffening wings (3, 4, 5, 6) which are oriented perpendicularly to the formwork surface (2) and delimiting sideways between each other cavities (7, 8, 9) open to a second face of the profiled section opposite to said first face. |
