Zhengzhou Rongsheng Refractory Co., Ltd.
Zhengzhou Rongsheng Refractory Co., Ltd. Refractory manufacturing company.
Add to Cart
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 | |
