Product Description

Our product is designed for smelting or casting of molten aluminum, aluminium alloys, magnesium alloys, copper alloys, lead and zinc.

a. Excellent thermal conductivity;
b. High washing resistance, oxidation resistance;
c. Good thermal shock resistance;
d. Low wettability with the melts;
e. High cost performance, long service life.

Also we can supply Al2O3 and Si3N4 (SSN, RBSN, G.P.S-SN, HPSN) based tubes. Please contact us if interested.

Available Size & Types:

OD max: Φ150 mm, L max: 1700 mm.

Typical chemical analysis:

SiC: > 75.00%; Si3N4: >22.00%; Free-Si: < 0.20%; Fe2O3: < 0.15%.

Typical Technical Data:

Porosity: < 16%;
Bulk Density: > 2.55 g/cm3;
Compressive Strength: > 140 MPa;
Flexural Strength: > 45 MPa;
Thermal Conductivity (1200℃): > 17.5 × 10-6 W/ (m?℃);
Thermal Expansion (20℃-1200℃): < 4.5 × 10-6 /℃.

Company:	China abrasives import & export corporation