Heavy High Aluminum Brick is a refractory material with alumina as the main comp...
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Alumina Hollow Ball Castables HG-165 |
Alumina Hollow Ball Castables HG-160 |
High Strength Mullite Lightweight Castables HG-145 |
High Strength Mullite Lightweight Castables HG-140 |
Lightweight Mullite Castables HG-135 |
Lightweight Mullite Castables HG-130 |
||
Operating Temperature ℃ |
1650 |
1600 |
1450 |
1400 |
1350 |
1300 |
|
Bulk Density(g/cm³) |
1.5 |
1.5 |
1.7 |
1.7 |
1.4 |
1.4 |
|
Compression Strength (Mpa) |
110℃×24h |
7.5 |
17 |
25 |
25 |
6 |
5.5 |
1300℃×3h |
20 |
22 |
20 |
20 |
5 |
5 |
|
Changes After Wire Burning % ℃×3h |
0.4(1600) |
0.5(1500) |
0.6(1450) |
0.8(1400) |
0.7(1350) |
0.7(1300) |
|
Thermal Conductivity (w/m.k) |
400℃ |
0.42 |
0.42 |
0.58 |
0.58 |
0.40 |
0.38 |
800℃ |
0.48 |
0.48 |
0.64 |
0.64 |
0.45 |
0.43 |
|
Chemical Components |
Al2O3 ≥ |
98 |
94 |
70 |
68 |
65 |
65 |
Fe2O3 ≤ |
0.3 |
0.3 |
0.8 |
0.9 |
0.9 |
1.0 |
Lightweight Heat-Insulating And Thermal-Insulating Castables |
||||||||
HG-130 |
HG-125 |
HG-120 |
HG-110 |
HG-100 |
HG-90 |
HG-80 |
||
Operating Temperature ℃ |
1300 |
1250 |
1200 |
1100 |
1000 |
900 |
800 |
|
Bulk Density (g/cm³) |
1.4 |
1.3 |
1.2 |
1.1 |
1.0 |
0.8 |
0.6 |
|
Compressive Strength 1000℃×3h Mpa |
5 |
6 |
4 |
4 |
4 |
1.7 (900℃×3h) |
0.6 (800℃×3h) |
|
Changes After Wire Burning % ℃×3h |
0.6 (1300) |
0.7 (1250) |
0.6 (1200) |
0.6 (1100) |
0.5 (1000) |
0.7 (900) |
0.5 (800) |
|
Thermal Conductivity 600℃ w/m.k |
0.36 |
0.33 |
0.32 |
0.30 |
0.28 |
0.25 |
0.17 |
|
Chemical Components % |
AL2O3 ≥ |
43 |
42 |
38 |
32 |
30 |
28 |
28 |
Clay Bonding Plasticity |
High-Temperature Refractory Plasticity |
Mullite Fire Plasticity |
Corundum Refractory Plasticity |
Silicon Carbide Fire Plasticity |
||
Bulk Density (g/cm³) |
2.35 |
2.60 |
2.60 |
3.00 |
2.60 |
|
Fire Resistance ℃ > |
1700 |
1720 |
1750 |
1790 |
1790 |
|
Compression Strength (Mpa) |
110℃×24h |
15 |
40 |
42 |
45 |
45 |
600℃×3h |
20 |
60 |
65 |
65 |
68 |
|
1300℃×3h |
35 |
70 |
75 |
80 |
80 |
|
Reheat Linear Change % ℃×3h |
±0.2 (1400) |
±0.3 (1400) |
±0.3 (1450) |
±0.3 (1500) |
±0.3 (1400) |
|
Thermal Shock Stability /Times |
30 |
30 |
30 |
30 |
30 |
|
Chemical Components |
Al2O3 ≥ |
55 |
72 |
73 |
92 |
- |
Fe2O3 % ≤ |
1.2 |
1.1 |
0.8 |
0.3 |
- |
|
SiO2 ≥ |
- |
- |
- |
- |
71 |
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