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Oreworld Trade (Tangshan) Co., Ltd.
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clay brick-refactory brick

clay brick-refactory brick

Place of Origin : China
Brand Name : OWD
Packaging Details : pallets
Delivery Time : 10days
Payment Terms : T/T
MOQ : 20Ton
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Fireclay bricks for hot blast furnace


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 products

Xinglu K Jiang


Product Tags:

clay brick

      

fire brick

      

refractory brick

      
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