Oxide Bonded and Nitride Bonded Silicon Carbide Plates Under Firing

oxide-bonded

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August 6, 2019
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Silicon carbide ceramic plates are critical components used in high-temperature industrial furnaces and thermal processing environments. These plates must withstand extreme temperatures, mechanical loads, and rapid thermal cycling while maintaining dimensional stability and structural integrity.

At Silcarb, oxide bonded and nitride bonded silicon carbide plates are manufactured using advanced ceramic processing techniques and are fired in dedicated in-house nitridation furnaces. These materials are widely used in furnace applications due to their excellent thermal shock resistance, high mechanical strength, and long operational life.

Official Update

Oxide bonded and nitride bonded silicon carbide plates under firing in our in house nitridation furnaces.

Oxide Bonded Silicon Carbide Plates

Oxide bonded silicon carbide (OBSiC) plates are produced by bonding silicon carbide grains using oxide phases during high-temperature firing. This material provides a strong and stable ceramic structure suitable for many industrial furnace environments.

Key advantages include:

  • Good thermal shock resistance
  • High mechanical strength
  • Resistance to oxidation
  • Stable performance at elevated temperatures
  • Cost-effective ceramic solution for kiln and furnace applications

Oxide bonded silicon carbide plates are commonly used as kiln furniture components, supporting ceramic products during high-temperature firing cycles.

Nitride Bonded Silicon Carbide Plates

Nitride bonded silicon carbide (NBSiC) is produced through a nitridation process where silicon reacts with nitrogen to form silicon nitride bonding phases within the silicon carbide matrix. This process results in a material with enhanced strength and improved thermal performance.

Key characteristics include:

  • Very high thermal shock resistance
  • Improved fracture toughness
  • Excellent oxidation resistance
  • High load bearing capability at elevated temperatures
  • Long service life in industrial furnace conditions

Nitride bonded silicon carbide plates are particularly suitable for high-temperature furnace applications and demanding industrial environments.

Manufacturing and Nitridation Processing

Silcarb manufactures silicon carbide plates using carefully controlled ceramic forming and firing processes. During nitridation, components are processed in specialized high-temperature furnaces where nitrogen reacts with silicon to form strong nitride bonds within the ceramic structure.

This controlled nitridation process ensures:

  • Uniform microstructure development
  • High density ceramic components
  • Consistent mechanical and thermal properties
  • Reliable performance in industrial furnace applications

The use of in-house nitridation furnaces allows Silcarb to maintain strict quality control during the manufacturing process.

Applications of Silicon Carbide Plates

Oxide bonded and nitride bonded silicon carbide plates are widely used across multiple high-temperature industries, including:

  • ceramic manufacturing kilns
  • industrial furnace systems
  • metallurgical processing plants
  • heat treatment furnaces
  • advanced materials processing
  • technical ceramics production

Their ability to withstand high temperatures and severe thermal cycling makes them essential components in many industrial furnace operations.

About Silcarb

Silcarb is an Indian manufacturer specializing in silicon carbide heating elements, industrial furnaces, kiln furniture, technical ceramics, and wear resistant ceramic components. With decades of expertise in high-temperature materials and furnace engineering, Silcarb supplies advanced ceramic and furnace solutions to industries including ceramics, metallurgy, aerospace, defence, aluminium processing, and advanced materials manufacturing.