| 摘要 |
<p>This kneading rotor is provided with: a tube-like rotor shaft (16) having kneading wings (6) provided on the outer peripheral surface thereof; an insertion member (18) inserted in the rotor shaft (16); and a cooling medium conduit (25) provided between the outer peripheral surface (19) of the insertion member (18) and the inner peripheral surface (21) of the rotor shaft (16) and allowing a cooling medium to flow therethrough. The cooling medium conduit (25) is helically disposed about the axis (L) of the inner peripheral surface (21) of the rotor shaft (16).</p> |
