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Silicon Nitride Block | Si3N4 Block

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Silicon Nitride (Si3N4) Block can be used for thermal insulation or positioning. Shapes and sizes can be customized according to specific drawings, and advanced machining methods ensure tight tolerances and precision. Heeger Materials is a professional supplier and manufacturer of high-quality Silicon Nitride Blocks, offering competitive prices.

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Data sheet

ColorBlack
Density3.20 g/cm3
MaterialsSi3N4
SizeCustomized

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Silicon Nitride (Si3N4) Block has high heat resistance and mechanical strength, commonly used in electronics manufacturing, high-temperature furnace components, chemical equipment, and other applications requiring a high degree of insulation and thermal stability. They may include center holes or other shapes to accommodate specific assembly requirements and add versatility. HM can supply high-precision and low-price Silicon Nitride (Si3N4) Blocks with tight tolerances and polished surfaces. Various specifications are available for choices.

Silicon Nitride Block | Si3N4 BlockSilicon Nitride Block | Si3N4 Block

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) Block Advantages

  • High temperature resistance and mechanical strength
    Silicon nitride ceramics have a high-temperature resistance of up to 1200°C, enabling them to maintain structural stability and functionality in a wide range of high-temperature applications. In addition, its compressive strength of up to 2500 MPa ensures durability under high loads.
  • Excellent thermal management performance
    Having a thermal conductivity of 15-20 W/(m·K) and an extremely low coefficient of thermal expansion (3.1 x 10-6/°C) allows this material to perform well during thermal cycling, adapting to rapid temperature changes without breaking.
  • Electrical insulation and chemical stability
    Extremely high electrical insulation strength and good chemical stability make them particularly important in electronics manufacturing and chemical processing environments, where they resist corrosion and maintain performance.
  • Customized Designs
    Holes and shapes, such as center holes and other complex geometries, can be customized to meet specific application requirements, increasing assembly flexibility and versatility.

Silicon Nitride (Si3N4) Block Applications

  • Electronics Manufacturing
    Silicon Nitride block can be used as an insulating layer or support structure to protect sensitive components during high-temperature processing of semiconductor manufacturing and other electronic components.
  • High Temperature Furnaces
    Silicon Nitride block can be used in the internal structure of high-temperature furnaces, such as supports or thermal barriers, to improve temperature uniformity and minimize energy loss within the furnace.
  • Chemical Equipment
    Silicon Nitride block can be used as an insulating component for corrosion and high-temperature resistance in chemical reactors or processing systems.
  • Aerospace and advanced engineering applications
    Silicon Nitride block can be used in environments requiring extreme temperature resistance and mechanical strength, such as thermal protection systems for spacecraft or components for high-speed machinery.

Where to Buy Silicon Nitride (Si3N4) Block in Bulk?

Heeger Materials Inc., a professional supplier and manufacturer of high-quality Silicon Nitride Ceramic products, including Silicon Nitride (Si3N4) Block, leverages extensive expertise in supply and export to offer competitive prices. We provide customized solutions to meet specific requirements, ensuring exceptional quality and customer satisfaction.

Heeger Materials Inc. was established in 2016 in Colorado, USA. We are a specialized supplier of premium-grade metals, alloys, ceramics, powders, and other materials catering to research, development, and large-scale industrial production in scientific and industrial sectors.

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