Apparatus and process for extrusion of raw rubber mixtures.

摘要

The proposed extruder (extrusion apparatus) carries out an extrusion of the roll-head type onto a cylindrical roll 7 associated with a profiled fixed wall 5 and a second extrusion of the roll-head type onto a profiled roll 8 and an associated fixed wall 6, and then coating by superposition in the nip between the rolls 7 and 8. <IMAGE>