Description
Product Name: Seating block for purging plug(Housing block)
Product Description
Made from high-purity, high-density, high-strength materials and MAS matrix-optimized system, HIMC series of seating blocks for purging plugs are high-tech product developed simultaneously with purging plug. The series of ladle blocks show the features of stable structure, excellent thermal shock resistance, good corrosion/erosion resistance and long service life. They suit specially for large-sized refining ladles.
Main properties of seating block
|
Brand |
HB89-X |
H2B-X |
HB3-X |
|
|
Al2O3 (%)≥ |
95 |
92 |
93 |
|
|
MgO(%)≥ |
0.5 |
2.5 |
1 |
|
|
Cr2O3 (%)≥ |
0.5 |
- |
- |
|
|
Bulk density(g/cm3) ≥ |
1500℃×3h |
3.0 |
3.0 |
2.8 |
|
Cold crushing strength (MPa) ≥ |
1500℃×3h |
70 |
60 |
60 |
|
Modulus of rupture (MPa) ≥ |
1500℃×3h |
12 |
15 |
12 |
