Promostar is the leader company and the first one to introduce the stretching process, the technology that was developed in the 90’s as a new process for the production of anti-seismic reinforcing products.
The process is used nowadays all over the world to produce the high ductility reinforcing materials in different formats, such as compact coils, bars, electrowelded meshes, lattice girders, stirrup, cages, etc. transforming the characteristics