China Rongsheng Refractory Mullite Lightweight Insulating Brick, Find details about China Mullite Insulation Bircks, Mullite Insulating Bircks from Rongsheng Refractory Mullite Lightweight Insulating Brick
Mullite Insulation Brick | ||||||
Item/Index | JM23 | JM26 | JM28 | JM30 | JM32 | |
Al2O3 % | 37 | 54 | 64 | 72 | 77 | |
Fe2O3 % | 1.0 | 0.9 | 0.8 | 0.7 | 0.5 | |
Thermal Conductivity (w/m*k) | 400ºC | 0.14 | 0.27 | 0.32 | 0.41 | 0.49 |
600ºC | 0.16 | 0.29 | 0.34 | 0.43 | 0.5 | |
800ºC | 0.18 | 0.31 | 0.36 | 0.44 | 0.51 | |
1000ºC | 0.20 | 0.33 | 0.38 | 0.45 | 0.53 | |
Classification Temperature (ºC) | 1260 | 1430 | 1540 | 1650 | 1760 | |
Thermal Expansion 1000ºC (%) | 0.5 | 0.7 | 0.8 | 0.9 | 1.1 | |
Bulk Density (g/cm3) | 0.55-0.62 | 0.78-0.8 | 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-30ºC*8H | 1230ºC -0.5 | 1400ºC -0.5 | 1510ºC -0.5 | 1620ºC -0.9 | 1730ºC -0.9 |