convergent channel

The entry convergent flow pattern was observed with flow visualization technique when the resin melt flowed through a die featuring abrupt contraction in cross-section of channel and axial symmetry.

应用毛细管流变仪测量了在接近实际挤出工艺条件下低密度聚乙烯熔体的流变性质；应用流动可视化技术，观测了试样熔体流经突然收缩的轴对称口模时的入口收敛流型。

numerical simulation of three dimensional isothermal power-law polymer melt flow within a rectangular convergent channel

矩形收敛流道内聚合物熔体三维等温幂律流动的数值模拟

By the cuniform convergent channel die and critical extrusion condition, the properties of PP self-reinforced sheet was studied.

采用楔形收敛流道挤出口模，临界挤出状态下获得了聚丙烯自增强片材。

The optimal design of convergent channel of extruder tubular head was discussed.

应用粘性流体的基本理论,分析了聚合物材料在管材机头流道内的流动.