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Product category|Insulation Bricks
Refractoriness: ≥1260℃
Bulk density: ≤1.03g/cm³
Cold compressive strength: ≥1MPa
Flexural strength MPa: ≥0.9MPa
Online Time: 7*24 hours
Insulating bricks are one of the refractory materials with better thermal insulation effect. They have the characteristics of lightweight, low porosity and low thermal conductivity.
High temperature performance
Lightweight
Good thermal shock resistance
Energy saving and cost reduced
The insulating lightweight bricks are mainly used as insulation materials for various industrial furnaces, such as tunnel kiln, roller kiln, annealing furnace, smelting furnace and so on.
| Item | JM23 | JM26 | JM28 | JM30 |
| Degree of fire resistance(℃) | 1260℃ | 1430℃ | 1540℃ | 1630℃ |
| Bulk density (g/cm3) | ≤0.6g/cm3 | ≤0.8g/cm3 | ≤0.88g/cm3 | ≤1.03g/cm3 |
| Cold compressive strength MPa | ≥1MPa | ≥1.5MPa | ≥2MPa | ≥1.5MPa |
| Flexural strength MPa | ≥0.9MPa | ≥1MPa | ≥1.5MPa | ≥1.8MPa |
| Reheat line change rate (%) | 1230℃≥-0.1 | 1400°C≥-0.2 | 1510℃≥-0.4 | 1620℃≥-0.7 |
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