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Silicon Nitride Bonded Sic Brick / Si3N4 Brick

  • Bulk density: ≥ 2.65g/cm3
  • Apparent porosity: ≤ 16%
  • MPa: ≥ 150MPa
  • Refractoriness under load: ≥ 1700℃ (0.2MPa, 0.6%)
  • Thermal shock resistance, cycles: ≥30(Water quenching at 1100℃)
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  • Silicon Nitride Bonded Sic Brick / Si3N4 Brick
  • Silicon Nitride Bonded Sic Brick / Si3N4 Brick
■ Feature
Main Application
1. Mainly used as side wall lining for Al electrolysis cell, burner for Al refining furnace, garbage destructor, etc.
2. Mainly used for lower part of stack, bosh, belly lining of blast furnace and boiler linings of fluidization furnace, etc.
3. Mainly used as kiln furniture such as deck and pillars for industries of ceramics, electro-ceramics and abrasive wheel.
4. Mainly used as heat exchange pipe for high temperature kilns, heater for Al refining furnaces, tuyere sleeve for blast furnace, etc.





■ Technical Data
 


Item


Silicon Nitride Bonded SiC Brick


SiC,  %  ≥


73


Si3N4, %  ≥


22


Fe2O3, %  ≤


0.45


Bulk density,
   

 


2.65


Apparent porosity,
%,


 


16


CCS,MPa
,

 


150

MOR MPa

Room temp. 


42


1400
× 0.5hrs


45

Refractoriness under load,  

(0.2MPa, 0.6%)



1700


Thermal shock resistance, cycles (Water quenching at 1100)


30

 

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