Fireclay brick refractory brick for coke oven KA35

Fireclay brick for coke oven, with low apparent porosity, high bulk density and compressive strength.

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Model: KA35
Brand: Dezhen
Code: 690220

Product Description

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 T_0.5	℃	≥1300	≥1300
Al₂O₃	%	≥35	≥35	≥35
Fe₂O₃	%	≤2.5	≤2.5	≤2.5

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