• 挤塑机的阀装置
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挤塑机的阀装置

  • 12/10/2018 09:16:28

在通过网叠后(但在口模前),最好有个聚合物限压装置以便改变对螺杆内很好混合所要求的总出口压力,使用固定孔板的可能性很小。最常用的是可变针形阀,它简单置于从水平挤塑机螺杆直角转弯并垂直连接到口模上部。针与阀座均为圆柱形截面,针头随螺旋系统的旋转而移动,使压力几…

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