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Silica mullite brick for cement rotary kiln

Silica mullite brick also named high alumina sic brick, uses special grade high-alumina bauxite and first grade silicon carbide as its raw material with grinding aid and zircon sand as auxiliary materials to meet a best inner structure composition.

Other name: high alumina sic brick

Model Number: 1680/1650/1550

Certification: ISO

Minimum Order Quantity: 10

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Silica mullite brick/high alumina sic brick Introduction
Silica mullite brick also named high alumina sic brick, uses special grade high-alumina bauxite and first grade silicon carbide as its raw material with grinding aid and zircon sand as auxiliary materials to meet a best inner structure composition.

Silica mullite brick/high alumina sic brick physica and chemical index

Item

Index

AZM -1680

AZM -1650

AZM -1550

Chemical Component

Al2O3/%  ≥

63

60

55

SiO2 + SiC  ≥

28

30

35

Physical Properties

Bulk Density g/cm3  ≥

2.60

2.55

2.45

Apparent Porosity %  ≤

19

19

20

Crushing Strength MPa  ≥

90

85

80

Refractoriness under Load T0.6/℃  ≥

1630

1600

1550

Thermal Shock Resistance

(1100℃~water cooling) times  ≥

15

10

10

* Thermal Expansion Rate/%

Offer actual measurement data

* only as optional index

Att: Special product technique requirements should be confirmed by supply and requisitioning parties.


Silica mullite brick/high alumina sic brick features
1.High temperature resistance.
2. Erosion resistance.
3. Wear resistance properties.
4. Refiring small contraction
5. Excellent thermal shock resistance
6. Strong resistance to the corrosive gas and slag.

Silica mullite brick/high alumina sic brick application
Mainly be used for cement rotary kiln like preheating area, Transition Zone, require high wear resistance area, etc.

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