Repair Mix for Tap Hole
This plastic is featured with high strength and good volume stability after firing. It is easy for installment; no firing is needed and it can be used directly.
Physical and Chemical Index
|
Type
|
ST-NT-1
|
|
Chemical Component ≥ (%)
|
AL2O3
|
90
|
|
Bulk Density ≥ (g/cm3)
|
300℃×24h
|
3.1
|
|
1450℃×3h
|
3.1
|
|
Cold Modulus of Rupture ≥ (Mpa)
|
300℃×24h
|
12
|
|
1450℃×3h
|
15
|
|
Cold Crushing Strength ≥ (Mpa)
|
300℃×24h
|
60
|
|
1450℃×3h
|
90
|
|
Permanent Liner Change (%)
|
1450℃×3h
|
-0.5～0.5
|
