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Ore World Trade Co., Ltd.in Tangshan

 
 
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Clay bricks 

  Category : Architecture and construction->Thermal Insulation Materials

     
Clay bricks
 
       

  Product Specification
 
  Model No:      1
  Country  CN
  Brand  OWD
  Materials  High alumina
  Size  230X114X65    
  Color  Yellow
  Packing  Pallets
  Minimum Order  20Ton
  Payment Term  T/T

 

    Product Detail
  Fireclay brick for blast furnace are used in the part of throat, stack, hearth, bottom for a small blast furnace and the stack for a big blast furnace. Fireclay brick for blast furnaces have the following good features:
 High compressive strength in normal temperature
 High ability for anti-abrasion during work
 Low shrinkage degree under high temperature so as to maintaining an integrity of the furnace lining;
 Low apparent porosity and Fe2O3 content to reduce the carbon deposit in the blowhole and avoid the bricks broken in case of expansion
 Seldom melting point settings shape.

Item Index
RN-42 RN-40 RN-36
Al2O3 ,% ≥ 42 40 36
Refractoriness CN 176 174 170
0.2Mpa refractoriness under load ,℃≥ 1400 1350 1300

Linear change after reheating
% 1450℃,2h
0
-0.4 -- --
1350℃,2h -- 0
-0.3 0
-0.5
Apparent porosity,% ≤ 24 24 26
Compress strength, MPa ≥ 29.4 24.5 19.6
Thermal shock resistance It must be tested and list the actual
measuring data in the quality certification.

Please feel free to contact Oreworld for lower price and prefect productsXinglu K Jiang

   


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