Products

Our core product lineup centers on alumina ceramics, covering wear-resistant components, grinding media and refractory materials, as well as supporting industrial equipment applicable to ceramic manufacturing, mining, chemical and cement sectors.

NBSiC (Si₃N₄ Bonded SiC) Kiln Furniture

NBSiC (Si₃N₄ Bonded SiC) Kiln Furniture
• Outstanding high-temperature strength & anti-creep performance: Stable mechanical property under heavy load at 1300–1550°C without deformation
• Premium thermal shock resistance: Low thermal expansion coefficient prevents cracking during sharp temperature shifts
• High thermal conductivity & stable chemical property: Accelerate heat circulation, anti-oxidation and anti-alkali corrosion

Contact information

+86 16653308860
Email:inquiry@victoglobal.com

PRODUCT DESCRIPTION

Product Features

• Outstanding high-temperature strength & anti-creep performance: Stable mechanical property under heavy load at 1300–1550°C without deformation

• Premium thermal shock resistance: Low thermal expansion coefficient prevents cracking during sharp temperature shifts

• High thermal conductivity & stable chemical property: Accelerate heat circulation, anti-oxidation and anti-alkali corrosion

Application Fields

• Heavy‑duty kiln furniture such as batts, beams and supports for firing sanitary ceramics and high‑grade daily‑use ceramics in tunnel kilns.

• Setter plates and supporting components for sintering electronic ceramics, magnetic materials and powder metallurgy products.

• High‑temperature kiln accessories for new‑energy materials and special ceramics under harsh kiln atmosphere conditions.

Technical Data

Property

Unit

Specification

SiC Content

%

≥68

Si₃N₄ Content

%

20-25

Bulk Density

g/cm³

2.75-2.85

Apparent Porosity (AP)

%

≤11

Modulus of Rupture (MOR) @ 20℃

MPa

170-180

Modulus of Rupture (MOR) @ 1300℃

MPa

180-190

Hardness (HV)

kgf/mm²

2500

Fracture Toughness (KIC)

MPa·m¹ᐟ²

6

Thermal Conductivity (TC) @ 1200℃

W/m·K

4.7

Coefficient of Thermal Expansion (CTE) @ 1200℃

10⁻⁶/K

4.3

Thermal Shock Resistance (TSR) @ 1200℃

-

Excellent

Max. Working Temperature

℃

1550