Analyzed the tubeextruding craft and principle, in this foundation, proposed the control thought and control plan of the tubeextruding equipment.
分析了管材的挤出工艺及原理，在此基础上，提出了管材挤出设备的控制思想及控制方案。
2
According to production experience, the cracks reason of D97 multi-port tube during continuously extruding is analyzed. The improvement method is also presented.
根据生产经验，分析了D 97多孔扁管连续挤压时开裂的原因，并提出了改进措施。
3
The cause for eccentricity of the tubeextruding die was analyzed and method of adjustment was proposed.