Patent ID: 6116074
Filing Date: 2000-09-12
Classification: B21C,B21K

Abstract:
Extrusion arrangement for manufacturing hollow-profile workpieces made of metal, having an extrusion die which is guided in an extrusion chamber and compresses material situated in the extrusion chamber and, for forming an extruded hollow profile, presses the material through a bottom die arranged on a head-side end of the extrusion chamber, during emerging from the bottom die into at least one forming tool adjoining an outlet opening of the bottom die, a forming of the extruded hollow profile taking place by means of internal high pressure,wherein a plurality of forming tools are provided for receiving an extruded hollow profile and forming same, said plurality of forming tools being alternately arranged adjoining the outlet opening of the bottom die and, for cooling and releasing the formed extruded hollow profile, are removable from the bottom die.