瓊中黎族苗族自治縣Covering Agent
Detailed introduction
The covering agent is mainly used to cover the molten steel surface of ladle and tundish in the process of continuous casting,
to avoid excessive temperature drop of molten steel during transportation and casting, and cold steel on molten steel surface.
Function：
Thermal insulation to prevent crusting of molten steel surface
Insulating air to prevent secondary oxidation of molten steel
Absorbing non-metallic inclusions on the molten steel surface and purifying molten steel
Main physical and chemical performance index:
