JM Insulation Brick
JM Insulation Brick
Standard Brick
Jm23 Jm26 jm28 JM30 JM32 Light Weight insulating fire bricks Mullite Insulation Brick,Refractory Brick
Description:
Mullite insulation bricks are made from good quality and super pure raw materials, with strictly classified fillings according to their grades. These fillings can form a uniform pore structure after burnt during the process of production. Each grade of products has unique design to meet different thermal, physical and chemical demands
Specification:
Item | JM23 | JM26 | JM28 | JM30 | JM32 | |
USA Brand | IFB2300 | IFB2600 | IFB2800 | IFB3000 | IFB3200 | |
Classification Temperature (ºC) | 1260 | 1430 | 1540 | 1650 | 1760 | |
Bulk Density (g/cm3) | 0.55-0.60 | 0.78 | 0.88 | 1.03 | 1.25 | |
Cold Crushing Strength (Mpa) | 1.2 | 1.6 | 2.1 | 2.5 | 3.5 | |
Modulus of Rupture (Mpa) | 0.9 | 1.4 | 1.6 | 2.1 | 2.1 | |
Reheating Linear Change (%) CT-30 ºCX 8H | 1230ºC | 1400ºC -0.5 | 1510ºC -0.8 | 1620ºC -0.9 | 1730ºC | |
Thermal conductivity(W/m.k) | 400ºC | 0.17 | 0.24 | 0.30 | 0.40 | 0.49 |
600ºC | 0.19 | 0.27 | 0.32 | 0.42 | 0.50 | |
800ºC | 0.22 | 0.30 | 0.35 | 0.44 | 0.51 | |
1000ºC | 0.25 | 0.32 | 0.38 | 0.45 | 0.53 | |
Al2O3 (%) | 37 | 54 | 64 | 72 | 77 | |
Fe2O3 (%) | 1.0 | 0.9 | 0.8 | 0.7 | 0.5 | |
SiO2 (%) | 50 | 42 | 32 | 26 | 22 | |
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