• Si3N4 Ceramic Tubes
  • Si3N4 Ceramic Tubes

Si3N4 Ceramic Tubes

No.Si3N4 Ceramic Tubes
Si3N4 Ceramic Tubes are inorganic material ceramics that do not shrink during sintering.
Silicon nitride hardness is extremely high, especially hot-pressed silicon nitride, is one of the hardest substances in the world, with high hardness, low density, high temperature resistance and other properties.
Si3N4 has good impact resistance due to its low thermal expansion coefficient and high thermal conductivity.
  • Si3N4 Ceramic Tubes

Description

Si3N4 Ceramic Tubes have a low coefficient of thermal expansion, high thermal conductivity, and excellent thermal shock resistance. we are a professional supplier and manufacturer of high-quality Silicon Nitride Tubes, offering competitive prices and customized solutions to meet specific requirements.

Silicon Nitride (Si3N4) Tube has high strength and impact resistance up to 1200°C. In addition, it has excellent chemical resistance. HM can supply high-precision and low-price Silicon Nitride (Si3N4) Tubes with various specifications for choices.

Silicon Nitride (Si3N4) Material Properties Parameter

Item

Unit

Si3N4

Mechanical Properties

Density

g/cm3

3.2

Porosity

%

0

Bending Strength

Mpa

830

Compressive Strength

Mpa

2500

Elastic Modulus

Gpa

310

Poisson's Ratio

/

0.27

Hardness

kg/mm²

1580

Fracture Toughness KIC

Mpa·m1/2

6.1

Thermal Properties

Thermal Conductivity

W/m·k

30

Coefficient of Thermal Expansion

10-6/K

3.3

Maximum Operating Temperature

°C

1200

Electrical Properties

Dielectric Constant

/

8

Volume Resistivity

ohm•cm

>1014



Silicon Nitride (Si3N4) Tube Advantages

  • Heat Resistance
    Silicon nitride tubes have excellent heat resistance and can maintain stable physical and chemical properties at extremely high temperatures, making them suitable for use in high-temperature furnaces, kilns, smelting equipment, and other scenarios.
  • Corrosion Resistance
    Silicon nitride tubes have excellent corrosion resistance. They can be used stably for a long time in harsh environments such as acid and alkali solutions, corrosive gases, and other harsh environments, such as corrosive media processing equipment, chemical laboratory equipment, and so on.
  • Precision Processing
    Silicon nitride tubes can be customized for precision machining to meet customer-specific requirements for size, shape, and aperture to ensure the precision and stability of the equipment.
  • Wear Resistance
    Silicon nitride tubes have excellent abrasion resistance and maintain stable performance under the impact of high-speed fluids or particles, making them suitable for applications such as sandblasting equipment and abrasive conveying systems.

Silicon Nitride (Si3N4) Tube Applications

  • Electronic and semiconductor industry
  • Chemical equipment
  • Aerospace and advanced engineering applications
  • Metallurgical industry
  • Automotive industry

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