航空铸件成形新技术——调压精铸法

Investment Casting under Adjustable Pressure

分析了航空铝合金精密铸造的特点，提出了一种新的反重力铸造法，称之为调压精铸法，并介绍了该方法的工艺原理、优越性及其在航空工业中的应用。

In this paper,the features of aluminum investment casting used in aviation are analysed,a new countergravity casting process, called the investment casting under adjustable pressure,is proposed. Its technological principle,advantages and applications to aviation industry are introduced.