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Chamotte fire brick refractory brick for coke oven KA35

Fireclay brick for coke oven, with low apparent porosity, high bulk density and compressive strength.
Quantity:
  • KA35
  • Dezhen
  • 690220

Characteristics of this series products are as follow:
The brick is made from sintered special grade clay, pressed by high pressure and sintered at high temperature, with excellent spalling resistance, alkali,sodium,sulfur,chlorine and alkalic salt corrosion. Low thermal conductivity, a better and ideal choice for steel industry.

The technical specification :

FIRECLAY BRICK KA 35

Property

Unit

Limit



Weight ≤25kg

Weight 25kg

For each brick tested

Bulk density

Kg/m3

≥2150

≥2130


Apparent porosity

%

≤21

≤21


Cold crushing strength

Mpa

≥30

≥30

≥20

RUL T0.5

≥1300

≥1300


Al2O3

%

≥35

≥35

≥35

Fe2O3

%

≤2.5

≤2.5

≤2.5

 


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