Procedure and device for the continuous manufacture of foamed hollow metal profiles. (Machine-translation by Google Translate, not legally binding)

摘要

Procedure and device for the continuous manufacture of foamed hollow metal profiles. Two metal tapes (2 and 3) are conformed through rollers to give them a such form that it permits to fit in its interior, once assembled, plastic foam. The tapes, once conformed, pass through a device that brings them in their bottom (22 and 32) through a rollers (51 and 52) and separates them in their upper part (21 and 32) through a separator element (6). The foam (4) is introduced by a nozzle (11) proposed before the separating element (6). Once full the space that form the tapes tightens his top to perform the closure through a rollers, after which the profile is submitted to a process of hardening the plastic foam. And (Machine-translation by Google Translate, not legally binding)