On the basis of the analysis of the character of aluminum alloy profile for subway and its producing difficulty, structure design and various technical parameter of extruded die were detailed.
2
大型材挤压模具设计与制造是现代车辆大型铝合金型材生产的关键技术。
The structure parameters and size design of die used for extruding aluminium alloy large size profiles are analysed.
The factors including of melting-casting process, extrusion process, die, and extrusion device resulting in the surface streaks of 6063 aluminium alloy profiles were analyzed.