to disclose the reasons of hot-tearing of camshaft produced by bottom gating system and vertical casting process, the temperature-field of the camshaft under the above technique conditions was tested.
为找出壳型填铁丸底注立浇工艺国产化捷达轿车凸轮轴生产中热裂缺陷产生的原因,对该工艺下凸轮轴的凝固温度场进行了测定。