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High Alumina Insulating Firebricks
 |
| Features | For high temperature applications, superior resistance to reductive gases |
| Kinds | ISO-COR, and ISO-COR H |
| Applications |
1. High temperature ceramics baking furnaces |
Standard:
| Item | ISO-COR |
| Max. Temperature | 1800 |
| Bulk Density | 1.40≧ |
| Cold Crushing Strength (MPa) | 6.9≦ |
Note: Above standard is subject to change without notice.
Test Results on Samples:
| Reheat Shrinkage (%) at 1700X8hrs | -0.15 | |
| Bulk Density | 1.35 | |
| Thermal Conductivity at 350±10℃ | 0.67 | |
| Cold Crushing Strength (MPa) | 11.0 | |
| Modulus of Rupture (MPa) | 3.8 | |
|
Chemical Composition |
Al2O3 | 78 |
| SiO2 | 20 | |
| Fe2O3 | 0.5 | |
Note: Above test results are average results of tests conducted under standard procedures and
subject to variation. Results should not be used for specification purposes.
BAL-99 Insulating Firebricks
 |
| Features | High alumina content, excellent strength, super stability at high temperatures |
| Kinds | BAL-99, BAL-99M (increased strength), and BAL-LS (low soda) |
| Applications | 1. Bright Annealing Furnaces (for stainless steel, non-ferrous alloy metal) 2. Metal Ceramic Sintering Furnaces 3. Brazing Furnaces 4. Semiconductor Firing Furnaces 5. Hydrogen Atmosphere Furnaces |
Standard:
| Item | BAL-99 | BAL-99M | BAL-LS |
| Max. Temperature | 1800 | 1800 | 1800 |
| Bulk Density | 1.60≧ | 1.60≧ | 1.60≧ |
| Cold Crushing Strength (MPa) | 9.8≦ | 19.6≦ | 9.8≦ |
| Content of Al2O3 (%) | 99.0≦ | 99.0≦ | 99.0≦ |
Note: Above standard is subject to change without notice.
Test Results of Samples
| Reheat Shrinkage (%) at 1700X8hrs | 0.27 | 0.18 | 0.03 | |
| Bulk Density | 1.58 | 1.59 | 1.59 | |
| Thermal Conductivity at 350±10℃ | 1.22 | 1.45 | 1.45 | |
| Cold Crushing Strength (MPa) | 12.0 | 27.0 | 12.0 | |
| Modulus of Rupture (MPa) | 5.5 | 9.6 | 4.4 | |
|
Chemical Composition |
Al2O3 | 99.2 | 99.3 | 99.3 |
| SiO2 | 0.4 | 0.4 | 0.4 | |
| Fe2O3 | 0.1 | 0.1 | 0.1 | |
Note: Above test results are average results of tests conducted under standard procedures and
subject to variation. Results should not be used for specification purposes.
ISOLITE LHB Insulating Firebricks
 |
| Features | By Isolite’s technology, increased strength, high wear-resistance |
| Applications | 1. Coking Ovens 2. Zinc Distillation Furnaces 3. Tunnel Kiln for Firing Ceramics etc. |
Standard:
| Item | LHB |
| Max. Temperature (℃) | 1450 |
| Bulk Density | 1.45≧ |
| Thermal Conductivity at 350±10℃ | 0.58≧ |
| Cold Crushing Strength (MPa) | 9.8≦ |
Note: Above standard is subject to change without notice
Test Results of Samples:
| Reheat Shrinkage (%) at 1700X8hrs | 0.34 | |
| Bulk Density | 1.20 | |
| Thermal Conductivity at 350±10℃ | 0.55 | |
| Cold Crushing Strength (MPa) | 11.0 | |
|
Chemical Composition |
Al2O3 | 67 |
| SiO2 | 31 | |
| Fe2O3 | 0.6 | |
Note: Above test results are average results of tests conducted under standard procedures and
subject to variation. Results should not be used for specification purposes.
ISOLITE LAP-165 Insulating Firebricks
 |
| Features |
High alumina content but low bulk density, very stable at high temperatures |
| Applications | 1. Hot-air Ovens 2. Ceramics Firing Ovens 3. Naphtha Cracking Furnaces |
Standard:
| Item | LAP-165 |
| Max. Temperature (℃) | 1650 |
| Bulk Density | 0.90≧ |
| Thermal Conductivity at 350±10℃ | 0.55 |
| Cold Crushing Strength (MPa) | 2.9≦ |
| Content of Fe2O3 (%) | 1.0≧ |
Note: Above standard is subject to change without notice.
Test Results of Samples:
| Reheat Shrinkage (%) at 1700X8hrs | 0.18 | |
| Bulk Density | 0.80 | |
| Thermal Conductivity at 350±10℃ | 0.35 | |
| Cold Crushing Strength (MPa) | 4.0 | |
| Modulus of Rupture (MPa) | 2.0 | |
|
Chemical Composition |
Al2O3 | 73 |
| SiO2 | 25 | |
| Fe2O3 | 0.5 | |
Note: Above test results are average results of tests conducted under standard procedures and
subject to variation. Results should not be used for specification purposes
