黑色PE100级燃气管料混配设备螺杆优化进展  

Progress in Screw Optimization of Compounding Equipment for Black PE100 for Gas Pipe

作　　者：赵思琦 Zhao Siqi(China Huanqiu Contracting&Engineering Co.,Ltd.Beijing Branch,Beijing,100102)

机构地区：[1]中国寰球工程有限公司北京分公司,北京100102

出　　处：《现代塑料加工应用》2024年第3期52-55,共4页Modern Plastics Processing and Applications

摘　　要：从双峰分布和炭黑填充两方面简述了双峰分布聚乙烯PE100级黑色燃气管材“白斑”产生的原因,分析了产品质量与混配挤出设备之间的关系。对3家主要制造商的螺杆优化措施和试验结果进行了分类与整理,从双螺杆旋转方向、啮合程度和功能区长度等3方面详细分析了螺杆几何构型与混合效果的关系,并对其未来发展进行了展望。The causes of“white spots”in bimodal distribution polyethylene PE100 grade black gas pipes were described briefly from two aspects:bimodal distribution and carbon black filling.The relationship between product quality and mixed extrusion equipment was analyzed.The screw optimization measures and test results of three major manufacturers were classified and organized.The relationship between screw geometry and mixing effect was analyzed in detail from three aspects:twin-screw rotation direction,meshing degree and functional zone length,and its future development was prospected.

关 键 词：聚合物加工 混合 均化 挤出 优化 

分 类 号：TQ325.12[化学工程—合成树脂塑料工业]