Twin-counter-rotating extruders are specialized machines used in the plastics and rubber industries for compounding, mixing, and processing materials. These extruders consist of two screws that rotate in opposite directions within a barrel. The counter-rotating motion provides several advantages, including improved mixing and better control over the shear and temperature applied to the material. The design of twin-counter-rotating extruders allows for precise control over the processing conditions, making them ideal for applications requiring uniform dispersion of additives or fillers. They are particularly effective in processing heat-sensitive materials, as the counter-rotation can reduce the shear heat generated during processing. One of the key benefits of twin-counter-rotating extruders is their ability to handle high-viscosity materials and produce products with consistent quality. They are commonly used in the production of PVC pipes, profiles, and sheets, where uniformity and material integrity are crucial. However, these extruders can be more complex and costly compared to single-screw or co-rotating twin-screw extruders. They may also require more maintenance due to the intricate design of the screws and barrel. Despite these limitations, their precision and efficiency make them valuable in specific industrial applications.
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二手机器:18毫米Leistritz双螺杆挤出机,型号Micro18GG/30D,18毫米螺杆,反向旋转螺杆,长径比30:1,螺杆转速500转/分钟,电加热,水冷料筒,2.4千瓦, 280伏,3200转/分钟直流电机,(6)个料筒段,包括(1)个进料段、(1)个排气段和(1)个带塞段, (4)个无排气孔的筒体段,配备带(7)个控制器的机载控制面板,订单号 492.429,序列号 2548,1997年制造。
Leistritz - Micro 18 GG/30D