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- Castable mix for tundish permanent lining
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It's made from mullite, convenient working, has high temperature resistance, thermal shock stability, good spalling resistance, long service life. |
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Item |
FH-JZL |
Chemical composition (%) |
Al2O3 |
≥55 |
Fe2O3 |
≤1.8 |
Bulk density (g/cm3) ≥ |
110℃x24hr |
2.6 |
1450℃x3hr |
2.6 |
M.O.R (MPa) ≥ |
110℃x24hr |
6 |
1450℃x3hr |
12 |
C.C.S (MPa) |
110℃x24hr |
35 |
1450℃x3hr |
70 |
Max application temperature |
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1500℃ |
Liner change (%) |
1350℃x3hr |
0-0.15 |
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- Dry vibrating mix for tundish
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It's made from sintered or fused magnesite, bonded with carbon base organic or inorganic agent, can be used after low-temperature heating, easy to operate and has longer life. The inorganic bonded product is non polluting refractory. |
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Item |
FH-GSL1 |
FH-GSL2 |
Chemical composition (%) |
MgO |
≥80 |
≥60 |
CaO |
- |
≥10 |
Bulk density (g/cm3) |
200℃x3hr |
≥2.3 |
≥2.3 |
C.C.S (MPa) |
200℃x3hr |
≥10 |
≥10 |
1500℃x3hr |
≥15 |
≥10 |
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- Gunning (coating) mix for tundish
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It's made from high quality magnesite as raw material, by proper proportioning, adding additives agent, it has good working, easy to coating, non-collapse, no-cracking, good corrosion resistance and long service life, is easy to dismantle and clean the steel etc. |
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Brand |
MgO (%) |
CaO (%) |
Bulk density
(g/cm3) |
C.C.S
(MPa) ≥ |
Linear expansion
(%) |
size (mm)
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100℃x24hr |
1500℃x3hr |
100℃x24hr |
1500℃x3hr |
100℃x2 4hr |
1500℃x3hr |
FHZP-1 |
88 |
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1.8~2.0 |
2.0~2.1 |
4 |
6 |
0~0.3 |
-0.5~2.0 |
0~3 |
FHZP-2 |
75 |
13 |
1.8~2.0 |
2.0~2.1 |
4 |
6 |
0~0.3 |
-0.5~2.0 |
0~4 |
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- Nozzle block and its filler
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Index
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Well block
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High aluminum
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Corundum
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Chemical composition %
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MgO
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-
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≥6
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Al2O3
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≥80
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≥87
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Compressive strength MPa
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110℃×24h
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≥50
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≥60
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1500℃×3h
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≥65
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≥80
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Breaking strength MPa 110℃×24h
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≥9
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≥80
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Bulk density g/cm3
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≥2.80
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≥12
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Linear Change rate 1500℃×3h %
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±2.0
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≥3.00
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- Precast unit for Tundish cover
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Please call us for more information
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- Current stabilizer/stopping-slag dam/impact plate
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The products are manufactured in alkaline castable mix for alumina base and magnesite base, which have the advantages of good resistance to corrosion, scouring and strength dross, magnesite based dam and weir which will efficiently prevent steel with CaO, SiO2 and Al2O3, and it is easy to clean steel. |
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Brand |
FHC-1 |
FHC-2 |
FHC-3 |
MgO (%) ≥ |
75 |
70 |
7 |
Al2O3 (%) ≥ |
15 |
20 |
75 |
Bulk density (g/cm3) ≥ |
2.7 |
2.7 |
2.95 |
Crushing strength (MPa) |
110℃x24hr |
30 |
40 |
50 |
1500℃x3hr |
60 |
70 |
80 |
M.O.R (MPa) ≥ |
110℃x24hr |
5 |
5 |
8 |
1500℃x3hr |
10 |
10 |
12 |
Linear change (%) |
±0.5 |
±0.5 |
±0.5 |
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