lightweight heat insulation Mullite brick

1. Low thermal conductivity 2. High strength and resistance to corrosion 3. Low heat capacity 4. High quality and good price

Mullite insulation brick

 

Characteristic:

1. Low thermal conductivity

2. High strength and resistance to corrosion

3. Low heat capacity

4. Low content of impurities

5. High insulation

6. Excellent thermal shock resistance

7. Low density 

 

Application:

Light Weight Mullite Insulation Brick can be widely used as lining or insulation layers of various industrial furnaces and kilns in metallurgical industry, machine building industry, ceramic industry, chemical industry, glass industries, iron & steel industries, non-ferrous metals industries, electrolytic Aluminum industries, power generation industries, heat surface fireproof lining and other fire-proof back lining

 

Tech Data of Mullite Insulation Brick:

Item	Lightweight Mullite Brick
Index/Brand	JM-23	JM-26	JM-28
AL2O3, %   ≥	45	52	60
Fe2O3, %   ≤	0.8	0.6	0.6
Bulk density g/cm3	0.8	0.9	0.9-1.0
Cold crushing strength MPa	2.1-3.0	3.0-4.0	6.0-7.0
Linear change after heating%(155O°C × 2h)	±0.5	±0.5	±0.8
Thermal conductivity (350°C±25°C)(w/m·k)	0.2-0.25	0.2-0.3	0.2-0.25
Maximum service temperature °C	1350	1450	1550

We are director manufacturer to supply all kinds of refractory with ISO certificate

lightweight heat insulation Mullite brick