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The fire-proof material used in the cement profession>>>

The series material bearing the alkali to pour

¡¡¡¡Product characteristic: The series bears the alkali to pour the material to have the good high temperature performance and to bear the alkali corrosion performance, Excelling in also has the intensity high, the resistance to wear is good,in large and middle scale violates the law cement kiln system and so on in kiln mouth, pre-heater and air hose uses.

Performance

Conventional type

High strength type

SA-12N SA-13N SA-12NL SA-13NL
Al2O3,%¡Ý 40 48 40 48
Specific volume ,g/cm3 2.1 2.2 2.1 2.2

Compressive strength

110¡æ¡Á24h¡Ý

40 40 70 80

1000¡æ¡Á3h¡Ý

20 20 70 80

Bend strength

110¡æ¡Á24h¡Ý

5 5 7 8

1000¡æ¡Á3h¡Ý

2.5 2.5 7 8
the line rate of Reheats( 1000¡æ¡Á3h),%

¡À0.2

¡À0.2

¡À0.2

¡À0.2

Maximum using temperature 1200 1300 1200

1300


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