| 摘要 |
a. Extrusion screw comprising a core 1 on which at least one screw thread 2 is formed. b. Screw characterised in that the axis X-X of the core is offset from the axis Y-Y of the circular-cross-section periphery of the screw. c. Application to the extrusion of material in the form of a powder, granules, strip or paste through an extrusion nozzle. <IMAGE>
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