Levitation melting is used instead of graphite crucible heating.
用悬浮熔融代替石墨坩埚加热方法。
2
Crucible is one of the main smelting units for the melting magnesium and its alloy. The crucible is generally made of carbon steel at present.
坩埚是镁及镁合金熔炼的主要设备之一，目前，镁合金熔炼坩埚普遍用碳钢材料制成。
3
The surface temperature of melt pool in crucible and hearth of TC4 alloy during electron beam cold hearth melting was measured accurately by using M9100 pyrometer.