bricks
Silica Bricks of Coke Oven

Silica Bricks of Coke Oven

click:1387

belong to:Alumina silica series products

Release time:2024-04-24 10:19:33

TEL:+0086-13849989487 Online Message
details

Item(Unit)

Mark

KN

KD

KS

SiO2(%)

≥94.5

≥95

Fe2O3(%)

≤1.0

≤1

CaO(%)

≤3.0

≤3.0

AI2O3(%)

≤2.0

≤1.5

K2O+Na2O(%)

≤0.35

≤0.35

Refractoriness,R.

≤22 ≥1710 ≤22

Apparent porosity,A.P.(%)

≤24.5

Normal temperature compressive strength, C.C.S.(Mpa)

≥28

≥35

≥45

Softening Temperature Under Load, R.U.L. 0.2MPa,T0.6  °C

≥1640

≥1650

Creep Rate,C. (0.2MPa)1450℃

Z5-25Z25(%)

≤0.12

≤0.32

Reburn Line Rate of Change, P.L.C. (1500°C*2h)(%)

-0.2~0.2

Residual Quartz, R.Q.(%)

≤1.5

Linear Expansion Rate (1500°C ), E.R. %

≤1.25

Bulk Density, B.D.

Checkered Bricks(g/cm³)

Wall brick

≈1.8

≈1.85

True Density, T.D.(g/cm³)

≤2.34

This kind of silica brick features low residual quartz and high temperature properties, and can be applied in coke oven.

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