名词定义中文名称：差压铸造英文名称：counter-pressure casting其他名称：反压铸造定义：在铸型外罩以密封罩，同时向坩埚内和密封罩内通入压缩空气，并使坩埚内压力高于罩内的压力，坩埚内的熔融金属在压力差作用下，经升液管从型底注入
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大偏距载重汽车铝车轮轮毂的反压铸造技术工艺_综合技术_技术_大沥铝材商务网 关键词：反压铸造 铝合金 汽车车轮 [gap=4131]Key Words:Counter-Pressure Casting, Al-Alloy, Wheel
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The assembled valve is adopted to design the pneumatic system, and the system can realize several functions such as low-pressure casting, counter-pressure casting and vacuum-assisted pressure casting.
采用自行研制的数字组合阀设计了气路系统,该系统可实现低压铸造、差压铸造和调压铸造多种功能。
参考来源 - 反重力铸造液面加压控制技术的研究·2,447,543篇论文数据，部分数据来源于NoteExpress
The effect of counter-pressure casting parameters on secondary dendrite arm spacing (SDAS)of A357 alloy was studied.
研究了差压铸造不同工艺参数对A357合金二次枝晶间距的影响。
Through analyzing the density of vacuum counter-pressure casting samples under different keeping pressures, their solidification feeding behavior and mathematical model were discussed.
对不同保压压力下真空差压铸造试样致密度进行分析，探讨真空差压铸造工艺的凝固补缩特性，建立凝固补缩过程的数学模型。
The fluid surface forcing control system applied on counter pressure casting is built based on the combined digital valve as the main flow control component.
采用组合式数字阀作为主要流量控制元件，构建差压铸造液面加压控制系统。
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