Kunhao Industry Co., Ltd.

China Manufacturer with main products: Refractory for Cement Kiln, Refractory for Steel Industry, Refractory for Glass Furnace, Refractory for Lime Kiln, Refractory for Coke Oven,...

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lightweight Mullite Insulating Brick,mulite thermal insulating brick

FOB Price: 450.00 - 700.00 USD/Metric Ton
Supply Ability: 1,000 Metric Ton per Month
Shipping: the loading port is qingdao or tianjin,the delivery time is 25-35days
Payment Terms: L/C, T/T, Western Union
In Stock
Export Markets: North America, South America, Eastern Europe, Southeast Asia, Africa, Oceania, Mid East, Eastern Asia, Western Europe
Place of Origin: Henan in China
Packaging Details: be packed in wooden pallet


High Temperature Mullite Insulating Brick,Thermal Insulating Brick,Mullite Brick:
1.has passed ISO
2.can resist high temperature
3.high strength and low thermal conductivity
4.well energy conservation

High Temperature Mullite Insulating Brick,Thermal Insulating Brick,Mullite Brick:
The products are according to the international standard to be manufactured.The mullite brick has low Fe2O3 content,good thermal shock resistance and low thermal conductivity.

Mullite insulating brick is widely used for furnace lining,roller kiln,craking furnace and shuttle kiln,etc.
Technical Data:
Items   JM23 JM23 JM26 JM26      
Classification temperature,°C   1260 1350  1410  1410   
Bulk density,g/cm3 ≤   0.55~0.6 0.8±0.05  0.8±0.05   1.0±0.05  
Cold compressive strength,Mpa    1.2  2.5  2.5  3.0 
Hot load strength(%) deformation  0.034Mpa 
Hot load strength(%) deformation  0.07Mpa 
Heating linear change,% after 24h    ≤0.5  ≤0.5   ≤0.4  ≤0.5  
Al2O3,% ≥    40~45  54~56  55~57  55~57 
SiO2,%    47~45  39~38  38~36  38~36 
Fe2O3,% ≤    0.7~1.0  0.7~1.0  0.7~1.0  0.7~1.0 
Thermal conductivity W/m.k @600°c   0.16       
Thermal conductivity W/m.k @800°c   0.18  0.31  0.31  0.35 
Thermal conductivity W/m.k @1000°c   0.20  0.33  0.33  0.37 
Thermal conductivity W/m.k @1200°c     0.35  0.35  0.41 
Reversible thermal expansion,% @1100°c    0.5  ≤0.7 ≤0.7  ≤0.8           

                                                                                                 JM28                                       JM28
Al2O3 % ≥                                                                                 60                                              67
Fe2O3 % ≤                                                                                0.7                                             0.6
Bulk Density g/cm3≤                                                            1.0                                              1.2
Cold Compress Strength Mpa≥                                          4.0                                             5.0
Thermal Resistance times(1100℃,air cooling)             20                                               20
Heating Linear Change %(1500℃*12h) ≤                          1                                                 1
Thermal Conductivity W/M.K(350±25℃) ≤                       0.35                                          0.4

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