Chemical, Isolite Insulating
Isolite Insulating BAL Insulating Firebrick(High Alumina）
Manufacturer: Isolite Insulating
BAL Insulating Firebrick（High Alumina）
Features
BAL Insulating Firebrick（High Alumina）
BAL-99 Series are high alumina content brick. BAL-99 Series have excellent strength and super stability at high temperature product.
Typical Applications
Bright Annealing Furnace (for stainless steel, non-ferrous alloy metal), Metal Ceramic Sintering Furnace, Brazing Furnace, Semiconductor Firing Furnace and Hydrogen Atmosphere Furnace.
Quality
| BAL-99 | BAL-99M | BAL-LS | |||
| Specification | Max. Service
Temperature (℃) |
1800 | 1800 | 1800 | |
| Bulk Density
ｇ/cm3 |
1.65≧ | 1.65≧ | 1.65≧ | ||
| Cold Crushing Strength [MPa]
JIS R 2615 |
9.8≦ | 19.6≦ | 9.8≦ | ||
| Chemical Composition
Al₂O₃ % |
99.0≦ | 99.0≦ | 99.0≦ | ||
| Test Result | Bulk Density ｇ/cm3 | 1.64 | 1.63 | 1.62 | |
| Cold Crushing Strength [MPa]
JIS R 2615 |
15.9 | 20.4 | 12.0 | ||
| Modules of Rupture [MPa]
JIS R 2619 |
5.5 | 9.6 | 4.4 | ||
| Thermal Conductivity at 350℃±10℃[W/m・K] JIS R 2616 | 1.45 | 1.45 | 1.45 | ||
| Reheat Shrinkage (%) at 1700℃X8hr JIS R 2613:1985 |
0.3 | 0.2 | 0.03 | ||
| Chemical Composition | Al₂O₃ | 99.2 | 99.3 | 99.3 | |
| JIS R 2216 | SiO₂ | 0.4 | 0.4 | 0.4 | |
| Fe₂O₃ | 0.4 | 0.1 | 0.1 | ||
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