Method of making an aluminum tube, aluminum tube and use of the aluminum tube

摘要

The manufacturing method has the outer surface of the aluminium tube textured with the aid of dressing rollers, the surfaces of the latter profiled via an electrical discharge texturing or a laser texturing method. The tube can be formed from a rolled aluminium band provided with a longitudinal seam, with texturing of the surface of the band before formation into a tube, or alternatively the texturing is provided before, during, or after the calibration rollering. An Independent claim for an aluminium tube is also included.