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Parameters
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Comments
Max Temperature ( C): | 1260-1700 | Bulk Density (g/cm3): | 0.55-1.03 |
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Cold Crushing Strength (Mpa): | 1.2-2.5 |
Insulating Fire Brick Light Weight Insulation Fire Bricks JM23 for Industrial Kiln
InsulationBrick Description
composed of compound mullite , the brick are processed through moulding under high pressure ans sintering at high temperature , with feature of strong strength,steady bulk at high temperature and small creep rate, which are available for hot blast stove of large and middle size.
Insulation Brick parameter:
Brand Item |
JM23 | JM26 | JM28 | JM30 | |
Max Temperature ( C) | 1260 | 1460 | 1540 | 1700 | |
Bulk Density (g/cm3) | 0.55-0.60 | 0.8 | 0.89 | 1.03 | |
Cold Crushing Strength (Mpa) | 1.2 | 1.6 | 2.1 | 2.5 | |
Modulus of Rupture (Mpa) | 0.9 | 1.4 | 1.6 | 2.1 | |
Reheating Linear Change (%) CT -30 °CX 8H |
1230 °C -0.5 |
1400 °C -0.5 |
1510 °C -0.5 |
1620 °C -0.9 |
|
Thermal Expansion 1100 °C( % ) |
0.5 |
0.7 |
0.8 |
0.8 |
|
Thermal conductivity (W/m.k ) | 400 °C | 0.14 | 0.27 | 0.32 | 0.41 |
600 °C | 0.16 | 0.29 | 0.34 | 0.43 | |
800 °C | 0.18 | 0.31 | 0.36 | 0.44 | |
1000 °C | 0.20 | 0.33 | 0.38 | 0.45 | |
Al2O3 % | 37 | 50 | 64 | 72 | |
Fe2O3 % | 1.0 | 1.0 | 1.0 | 0.5 |