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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 retain bettering and perfecting our goods and service. At the same time, we perform actively to do research and enhancement 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: Vancouver, Juventus, Netherlands, With a fully integrated operation system, our company has won a good fame for our high quality goods, reasonable prices and good services. Meanwhile, we have established a strict quality management system conducted in material incoming, processing and delivery. Abiding by the principle of "Credit first and customer supremacy", we sincerely welcome clients from home and abroad to cooperate with us and advance together to create a brilliant future.