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China 100% Original 25mm Fire Bricks - Mullite refractory insulating refractory bricks jm30 – Rongsheng factory and manufacturers | Rongsheng Detail:
JM30 Insulation Brick Description
JM30 insulation firebrick is made from high purity refractory clays with gradually increasing aluminum oxide content and are carefully saturated with organic filling, which then burns out during the production process, resulting in a homogeneous, controlled porous structure. To achieve required tolerance, all six walls of each brick are mechanically processed.
Properties of JM30 Insulation Brick
- Excellent compression strength,
- Excellent heat stability,
- Low thermal conductivity,
- Low heat storage,
- Thermal shock stability with high strength.
Rongsheng Refractory JM30 Insulation Brick Specifications
| Index |
Model |
Bulk Densityg/cm3 |
Reheating linear Change |
Cold Crushing Strength MPa |
Modulus of Rapture MPa |
Thermal Conductivity
350℃ W/(m·K) |
Chemical Composition % |
| Al2O3 |
SiO2 |
Fe2O3 |
| JM30 |
A |
1.0 |
-0.8 1400℃*12h |
3.0 |
1.8 |
0.40 |
72 |
26 |
0.5 |
| B |
1.1 |
-0.7 1400℃*12h |
3.5 |
1.9 |
0.43 |
72 |
26 |
0.5 |
Application of JM30 Insulation Brick
JM30 insulation fire brick is widely used as the first layer of a refractory lining or as back insulating layer behind all other refractory layers in furnaces, bakes, fire channels, refining chambers and heat furnaces, regenerators, gas production plants and conduits, intended furnaces, stressrelieving furnaces, reactor chambers and similar high-temperature industrial devices.
JM30 Insulation Brick Manufacturer from RS Refractory Factory
RS refractory factory is a professional JM30 insulation refractory brick supplier that established in the early 90s of twenty century. RS refractory factory has specialized in JM30 insulation fire brick for more than 20 years. if you have some demand of JM30 insulation firebricks, or have some questions on JM30 insulation refractory block about physical and chemical indicators, please contact us for free.
Product detail pictures:
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We have now probably the most innovative production equipment, experienced and qualified engineers and workers, regarded high quality control systems and also a friendly expert income team pre/after-sales support for China 100% Original 25mm Fire Bricks - Mullite refractory insulating refractory bricks jm30 – Rongsheng factory and manufacturers | Rongsheng , The product will supply to all over the world, such as: kazakhstan, Brisbane, Bahrain, We welcome you to visit our company and factory. It is also convenient to visit our website. Our sales team will offer you the best service. If you need more information, please feel free to contact us by E-mail or telephone. We are sincerely hope to establish a good long-term business relationship with you through this opportunity, based on equal, mutual benefit from now till the future.