Silicon nitride bonded silicon carbide products - aluminum electrolysis slot wit

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Loading Port:
Qingdao
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TT OR LC
Min Order Qty:
5 m.t
Supply Capability:
500 m.t/month

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Product Description:

Application: aluminum electrolysis bath side wall, the chemical industry reaction tank, a variety of high temperature abrasion resistant lining board, outlet bricks, furnace heating furnace and the aluminum liquid conveying pipe.

Features: has the advantages of long service life, high hardness, high temperature strength, liquid aluminum erosion and thermal erosion abrasion resistance, anti acid and alkali, corrosion resistance, low linear expansion rate higher characteristic, thermal conductivity.

 

Product name
 
Silicon nitride bonded

silicon carbide products 
 
Chemical composition (%)

 

SiC  ≥ 72.0
 

Si3N4 ≥ 21.0
 

Fe2O3 ≤ 0.3
 

Si ≤ 0.3
 

Display the porosity (%)    
 ≤ 16.0
 

The volume density(g/cm3) 
 ≥ 2.68
 

Compressive strength at room temperature (Mpa)
 ≥ 180.0
 
Flexural strength

(Mpa) 
  

Normalatmospheric temperature

 
 ≥ 45.0
 

1400℃  ≥ 55.0
 

Thermal conductivityλ(W/m·K)

 
The experimental temperature

650℃
 19.5
 

 
The experimental temperature

1000℃
 17.2
 

Coefficient of temperature conductivity

α(cm2/s) 

 
The experimental temperature

650℃
 0.064
 

 
The experimental temperature

1000℃
 0.053
 

Linear expansion rate
 α30—1000
 4.02×10-6(k-1)
 

 α30—1100
 4.06×10-6(k-1)
 

 

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