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  • Corundum composite silicon nitride castable
  • Corundum composite silicon nitride castable
  • Corundum composite silicon nitride castable

Corundum composite silicon nitride castable

Introduction

The product has good mechanical properties, high hardness, oxidation resistance and erosion resistance.

1.High temperature strength, modulus of rupture exceeds 16 MPa at 1200 ° C , modulus of rupture exceeds 6 MPa at 1300 ° C, modulus of rupture exceeds 4 MPa at 1400 ° C
2.The product has micro-expansion performance after burning, the coefficient of therm

zhengzhou Jansincere refractory Co., Ltd.

Jansincere Refractories always firmly believe that the intention to do the product, adhere to product innovation, and ultimately to win the trust of customers

Technical Index
 

Product Name

Corundum composite silicon nitride castable

CNA-K

Max Service Temperature(℃)

1600

chemical composition(%)

Al2O3

≥40

SiC+Si3N4

≥35

Bulk Density(g/cm3)

110℃×24h

≥2.5

Crushing Strength(MPa)

110℃×24h

≥60

1100℃×3h

≥80

1400℃×3h

≥80

Modulus of Rupture(MPa)

110℃×24h

≥7

1100℃×3h

≥8

1400℃×3h

≥8

Linear Change(%)

1100℃×3h

±0.2

1400℃×3h

±0.4

Hot Modulus of Rupture (MPa)

1200℃×0.5h

≥10

Abrasion Resistance(cc)

1100℃×3h

≤4.0

Alkali Resistance

1350℃×5h

1-2

Thermal Shock Resistance(water cooling)

1100℃

≥20

Construction methods

 

Vibration casting

Application area

 

Kiln mouth, coal injection pipe

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