Using self-made carbon steel crucible instead of poroelain crucible is an economical, practical, simple and raoid way to determine the carbon content in cement raw meal with phosphogypsum.
用自制碳钢材蜗代替瓷材蜗，测定磷石膏制水泥生料中的碳含量，经济实用，简便、快速。
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 results show that the main components of inclusion are carbon and oxygen. Carbon impurity comes from graphite crucible and heater, while oxygen impurity from the oxides in the raw material…