Silicon Carbide

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Product Description:

Specifications

SI3N4 SIC
Stable chemical performance
High cold crushing strength
Good thermal shock stability
Good anti corrosion ability

SI3N4 bonded SIC brick.

Stable chemical performance
High cold crushing strength
Good thermal shock stability
Good anti corrosion ability

It is mainly used in the production of aluminum,copper, zinc.

It is used as the liner of molten bath or electrobath.

SI3N4 SIC brick has no corrosion with metal aluminum, and has no chemical reaction with cryolite. It is the ideal material for electrobath lining brick.

Item

Brand  

Index

For General Purpose

Light weight silica  brick

GZ-95

GZ-94

GZ-93

QG-1.2

SiO2

95

94

93

91

Refractoriness

1710

1710

1690

1670

RUL(0.2 MPa)T1, °C

1650

1640

1620

1560

Apparent Porosity%

≤22

≤23

≤25

≥45

Cold Crushing Strength Mpa

≥29.4

≥24.5

≥19.6

≥3.5

True Density g/cm3

≤2.37

≤2.38

≤2.39

≤2.39

Bulk Density g/cm3

≤1.20

≤1.20

≤1.20

≤1.20

Item

Data

Apparent porosity,%

≤17

Bulk density,g/cm3

≥2.6

Cold crushing strength,Mpa

≥150

Crushing strength at 1400°c,Mpa

≥43

SiC, %

≥72

Si3N4, %

≥21

Fe2O3, %

≤1.5

Anti-alkaline

Good


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