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.
在分析了地铁车辆用铝合金型材的特点及其生产难度的基础上，对挤压模具的结构设计和各项技术参数的确定做了详细说明。
All kinds of reasons of extruded die cracked is analysised when profile is hot extruded, and take the method of preventing and remedying.
分析了异型材热挤压时造成挤压模具开裂失效的各种原因，并提出了预防和补救措施。
To receive extruded product with high quality, it is necessary to know the arrangement of the velocity profile at the outlet of die.
为了获得高质量的挤压制品，对模具出口区域速度分布的研究是必须的。
Apply to flat class, dishes, profiles and other alien workpiece of sandblasting processing, such as glass, stone, bakelite, aluminum alloy, stainless steel, iron plate, extruded aluminum profile.
适用于平板类、盘类、型材及其他异型工件的喷砂加工，如玻璃、石材、电木、铝合金、不锈钢、铁板、铝挤型材等。
While profile, the cross section was composed of annulus and rectangle, was extruded, the flow mechanism the plastic melt in the die was analyzed and the design method of die land was given.
本文分析了异型(圆环型与矩形的组合)材成型时塑料熔体在模头中的流动机理，并给出了模口成型长度的设计方法。
Aluminum extruded hollow profile with super large section is a kind of high efficiency profile, which is used for subway and other railway vehicles.
铝合金挤压特宽空心壁板型材是地铁、城市轨道交通车辆用经济断面型材。
Aluminum extruded hollow profile with super large section is a kind of high efficiency profile, which is used for subway and other railway vehicles.
铝合金挤压特宽空心壁板型材是地铁、城市轨道交通车辆用经济断面型材。
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