Product Description

Our NBSC bricks are designed for excellent performance including high compressive and flexural strength, good anti-washing resistance of molten aluminum, low liner expansion and long service life.

Available Types & Sizes:

Sidewall brick, corner brick, bottom brick, compound bricks.
All sizes can be customized by the customers.

Typical Chemical Analysis:

SiC: > 72.00%;
Si3N4: > 22.00%;
Free-Si: <0.30%;
Fe2O3: < 0.30%.

Typical Technical Data:

Porosity: < 15%;
Volume Density: > 2.70 g/cm3;
Compressive Strength (20 oC): > 200 MPa;
Flexural Strength (20 oC): 45 MPa;
Thermal Coefficient (1000 oC): > 17.00 W/ (m.K);
Liner Expansion (30-1000 oC): 4.02 × 10-6 /K;
Working Temperature: approx. 1700 oC.

Company:	China abrasives import & export corporation