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Refractories Castables For Metallurgical Industry-Castables Refractories For Tundish
Castables Refractories For Tundish
Technical Data
Brand
M-10H
M-10
MA-16
M-88
MC-80
Material-based
magnesia
Magnesia
Mullite
Magnessia
Magnesia calcium
Chemical composition(%)
Al
2
O
3
-
-
65
-
-
MgO
85
74
-
88
70-80
CaO
-
-
-
-
10-20
Bulk density(g/cm
3
)
110℃×24h
2
2.6
2.6
≥2.52(270℃×24h )
≥2.3(270℃×24h )
1550℃×3h
1.8
2.5
2.5
≥2.4
≥2.3
Cold crush strength(Mpa)
110℃×24h
10
8
35
26(270℃×24h )
20(270℃×24h )
1550℃×3h
20
10
90
26
25
Modulus of rupture( Mpa)
110℃×24h
2.5
2
4
3.0(270℃×24h )
3.0(270℃×24h )
1550℃×3h
6
4
10
6
6
permanent linear change (%)
1550℃×3h
±0.4
±0.3
0.5
0~-0.35
0~-0.35
main use
coating mixes for the tundish
castables for the permanent of tundish
Mgo based dry vibrating mixes
Mgo-Cao based dry vibrating mixes.
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