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塞闭挤压是受闭塞挤压的启发而发展的一种新型挤压技术。用本技术可以将轮毂螺母有四方头、深孔杯形、球面法兰这样复杂的件从圆柱毛坯一次挤压成形。
Plug-in extrusion is a new extrusion technology inspired by occlusion extrusion. With this technology, hub nuts can be square-shaped, deep-hole cup-shaped, spherical flange complex parts from the cylindrical blank extrusion.