Tundish Coating material

Tundish Coating material

The tundish coating material is composed of magnesia and magnesia-calcium materials with binding agents and admixtures, and is characterized by good corrosion resistance, easy application and easy removal. The maximum use temperature is 1750℃, and the steel receiving time is more than 8 hours, the use effect is better.


Index Item
LMM-82 LMM-72 LMM-80
chemical composition MgO 82 80 72
CaO 6
Bulk Density


1100℃ 1.9~2.2 1.8~2.1 1.8~2.1
1500℃ 2.0~2.2 1.9~2.2 1.9~2.2
crushing strength(Mpa) 1100℃ 6.5 6.5 6.5
1500℃ 7.0 6.5 6.5
bending strength 1100℃ 2.0 2.0 2.0
1500℃ 2.0 2.0 2.0


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