Zhengzhou Jansincere Refractory Co., Ltd
Zhengzhou Jansincere Refractory Co., Ltd
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MG-26 MG-28 Mullite Refractory Bricks JM23 JM26 Mullite Insulating Fire Brick For Hot Blast Furnace
Mullite insulation bricks are made from good quality and superpure raw materials, with strictly classified fillings according to their grades. These fillings can form a uniform pore structure after burnt during the process of manufacture. Each grade of products has unique design to meet different thermal, physical and chemical demands.
▌FEATURES
1. Low thermal conductivity；
2. High mechanical strength；
3. Good insulation effect；
▌PHYSICAL AND CHEMICAL INDICATORS
| Item | Unit | MG23 | MG26 | MG28 | MG30 | |
| Chemical composition | Al2O3 | % | ≥35 | ≥55 | ≥65 | ≥72 |
| Bulk Density | g/cm3 | ≥0.55 | ≥0.70 | ≥0.80 | ≥0.9 | |
| Cold Crushing Strength | MPa | ≥1.0 | ≥1.6 | ≥2.0 | ≥2.5 | |
| Permanent Linear Change | % | 1350℃*12h ≤1.0 | 1350℃*12h ≤1.0 | 1450℃*12h ≤1.0 | 1450℃*12h ≤1.0 | |
| TCS(W/M·K) | % | 400℃ ≤0.18 |
400℃ ≤0.30 |
400℃ ≤0.35 |
400℃ ≤0.45 | |
| 600℃ ≤0.18 | 600℃ ≤0.30 | 600℃ ≤0.35 | 600℃ ≤0.45 | |||
| 800℃ ≤0.20 | 800℃ ≤0.32 | 800℃ ≤0.36 | 800℃ ≤0.45 | |||
▌PRODUCT PICTURE
