The basic features,classification and application of plasma melting furnaces are introduced,and also the plasma cold hearth melting furnace for meltng premium titanium alloy as well as a new concept of cold hearth melting furnace using a combine of plasma torches and direct arc electrodes,which is invented by Lectrotherm Inc.
本文根据文献资料,介绍等离子熔炼炉的基本结构特点、类型和应用,并介绍用于高纯钛合金熔炼的等离子冷床熔炼炉以及美国Lectrotherm公司发明的一种等离子炬与直接电弧电极相结合的冷床熔炼技术。