High Temperature Resistance Cordierite Pillar For Supporting Plate In Kiln
High Temperature Resistance Cordierite Pillar For Supporting Plate In Kiln
1. Description
Cordierite pillar is also called cordierite kiln post or cordierite rack, it is made of cordierite, very good thermal shock resistance material, commonly it is used in ceramic firing in kiln, used with cordierite plate together.Using temperature is about 1100-1250 ℃. Cordierite material is widely used in ceramic industry, because of its good performance and cheap price, more and more customers are using.
2. Specifications
|
Item
|
Unit
|
Index
|
|
Al2O3
|
%
|
50
|
|
SiO2
|
%
|
40
|
|
MgO
|
%
|
5
|
|
Fe2O3
|
%
|
＜1
|
|
Cao
|
%
|
＜2
|
|
Other
|
%
|
＜2
|
|
Max. Service Temp.
|
℃
|
1300
|
|
Refractoriness≥
|
℃
|
1420
|
|
M.O.R at 20 ℃
|
Mpa
|
18
|
|
M.O.R at 1250℃
|
Mpa
|
17
|
|
Apparent Porosity
|
%
|
20-28
|
|
Specific heat at 20℃
|
Kg/kg.k
|
1.1
|
|
Bulk Density
|
g/cm3
|
2.0-2.2
|
3. Usage
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