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Magnesia-iron Spinel Brick
Description

Description of Magnesia-iron Spinel Brick:

Magnesia-iron spinel brick is an excellent refractory product with "chromium-free" in the firing zone of cement kilns. With excellent kiln coating hanging ability, good thermal shock resistance, cement clinker erosion resistance and low thermal expansion rate, it has excellent performance in the firing zone of cement kilns.


Technique Data

Technique Data of Magnesia-iron Spinel Brick:

Item

Specification


MIS

HMIS

MgO  %

85

88

Fe2O3  %

5~7.5

5~6

Al2O3  %

3~5

4~7

Bulk Density, g/cm3

3

2.9

Apparent Porosity, %

17

16

CCS, MPa

45

55

TSR, Cycle 1100Water

6

8

0.2MPa RUL

1600

1650

Thermal Expansion Rate, %  1400

1.6

1.7

Thermal Conductivity, W/(m·K)  350±25

2.6

2.6


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