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Low Porosity Clay Brick

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理化指标

Physical and Chemical Specifications

三低粘土砖
    Three Low Clay Brick

低气孔粘土砖
           Low Porosity Clay Brick              

普通粘土砖
      Common Clay Brick           

DDD

DN-12

DN-15

DN-17

N-1

N-2a

Al2O3 %

≥46

≥45

≥42

≥40

≥42

≥40

Fe2O3 %

≤1.1

≤1.2

≤1.5

≤2.0

≤1.8

≤2.2

显气孔率

Apparent Porosity %

≤10

≤12

≤15

≤17

≤22

≤24

体积密度g/cm³

Bulk Density

≥2.4

≥2.37

≥2.3

≥2.25

≥2.15

≥2.1

常温耐压强度  MPa

Cold Crushing Strength

70

70

60

50

30

25

重烧线变化 1400℃×2h
Variation of Re-Burning Line

-0.1/+0.05

-0.2/+0.0

-0.3/+0.0

-0.4/+0.1

-0.5/+0.1

0.2MPa荷重软化温度 ℃

Refractoriness Under Load

0.2MPa

≥1520

≥1500

≥1470

≥1420

≥1400

≥1350

The high alumina is divided into different kinds according to the alumina content and usage, they are widely used in glass furnace, metallurgy, electric furnace, cement kiln and other heat-engineering equipments.

Corresponding parameter set not found, please add it in property template of background
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