Silicon Nitride (Si3N4)

Product Overview

Silicon Nitride (Si₃N₄) Products are high-performance materials with notable advantages:

High Mechanical Strength: Maintains strength at elevated temperatures.
Low Friction with Self-Lubricating Properties: Reduces wear in mechanical applications.
Low Thermal Expansion and Excellent Thermal Shock Resistance: Suitable for long-term use at 1400–1850 °C.
Chemical Stability: Resistant to most acids and alkalis.
Excellent Electrical Insulation at Room Temperature: High resistivity and stable dielectric constant.

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Product Details

Applications:

Mechanical Industry:Used for high-speed cutting tools, bearings, heat-treatment supports, engine scrapers, and gas turbine blades.

Metallurgical Industry:Applied in crucibles, furnace chambers, burners, casting molds, aluminum conduits, and thermocouple protection tubes.

Chemical Industry:Manufactures ball valves, sealing rings, filters, heat exchanger components, catalyst supports, and combustion boats.

Electronics:Used in circuit substrates, thin-film capacitors, and high-temperature or thermally stable electrical insulators.

Medical Industry:Fabrication of artificial joints.

Aerospace:Used in thermal protection systems and engine components, ensuring stable operation under extreme environments.

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