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Refractories Castable For Cement Kiln-New Corundum Castables Refractory
New Corundum Castables Refractory
Technical Data
Brand
GC-18
Max service temp.(℃)
1700
Setting characteristic
Hydraulic setting
Chemical composition(%)
Al
2
O
3
+Sic
≥90
Bulk density(g/cm
3
)
110℃×24h
≥2.8
Modulus of rupture( Mpa)
110℃×24h
≥8
1100℃×3h
≥10
1400℃×3h
≥8
Cold crush strength(Mpa)
110℃×24h
≥70
1100℃×3h
≥100
1400℃×3h
≥70
permanent linear change (%)
1100℃×3h
±0.3
1400℃×3h
±0.5
Alkali resistance(grade)
second
Installation
vibration
main use
kiln nose ring and burner lance
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