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Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates

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Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates

Certification : ISO9001

Weight : Depends on size and material density

Place of Origin : Handan

Material : Silicone Nitride

Shape : Customized

Price : $1.5~$5000 Per Piece

Packaging Details : Wooden Cages or Heavy Carton

Thermal shockresistance : High

Temperatureresistance : Up to 1400°C or higher

Finish : Smooth Surface

Supply Ability : 200 Pieces per Month

Surface Roughness : Ra0.3

Usage : Melting, calcining, and chemical reactions

Brand Name : Norcera

Type : Custom Ceramic Substrates

MOQ : 1 Piece

Durability : High durability under high temperature conditions

Payment Terms : T/T

Tolerance : ±0.02mm

Color : Typically Black or Grey

Delivery Time : 10-15 Work Days

Chemical resistance : Resistant to acids, alkalis, and molten metals

Size : Various sizes available

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Thermal Conductivity Silicon Nitride Ceramic Block Si₃N₄ Solid Substrates for High‑Temperature Application


Thermal Conductivity Silicon Nitride Substrates

Ceramic substrates are a type of advanced ceramic material used to provide a stable base for components in automotive, electronic, and industrial applications. The substrate typically has a flat, rectangular shape, with a smooth and uniform surface. It is made of a ceramic material such as alumina or silicon carbide, which has promising mechanical, thermal, and electrical properties.

Our Silicon nitride substrate features high thermal conductivity, outstanding mechanical strength, excellent thermal shock resistance and low thermal expansion coefficient. It is widely adopted for power electronic packaging such as IGBT modules, new energy vehicle power devices. Custom cutting, laser drilling and grooving are available according to drawings.


Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates

Si3N4 Ceramic Parts are a man made compound synthesized through several different chemical reaction methods. they are pressed and sintered by well developed methods to produce a ceramic with a unique set of outstanding properties. The material is dark gray to black in color and can be polished to a very smooth reflective surface, giving parts with a striking appearance.


Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates

■ Impressive Thermal Performance

These ceramic materials have a low thermal expansion coefficient and high thermal conductivity, which could increase the efficiency of components and reduce the possibility of heat damage. For instance, the thermal conductivity of SiC is no less than that of metals.
■ Remarkable Electrical Features
With higher electrical conductivity, chips and other components based on ceramic substrates use less energy, and the signal delay time can be reduced.
■ Superior Thermal Shock Resistance
Excellent resistance to rapid cold‑hot alternation. Hard to crack under frequent temperature fluctuation, reliable for high‑temperature working stations.
■ Excellent Corrosion & Oxidation Resistance
Chemically inert to acids, alkalis, salt mist and most industrial slurries. Resist high‑temperature oxidation, no rust or surface degradation in humid and corrosive conditions.
■ Precision Machined Mounting Holes & Profiles
Tight‑tolerance processing for embedded cavities, mounting holes, notches and locating surfaces. Ensure perfect matching with pins, shafts and insert parts, good assembly repeatability.
■ Non‑magnetic & Electrical Insulation
Non‑magnetic feature and reliable insulation performance, suitable for semiconductor, electronics and magnetic‑field‑sensitive production lines.

Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates

Main Applications:

High-temperature furnace protection tubes, thermocouple insulating sleeves, metallurgical molten metal conveying and shielding tubes, semiconductor thermal processing equipment, new energy high-temperature modules, chemical anti-corrosion piping and industrial high-temperature insulating structural parts.

Main Applications of Ceramic Substrates
Thanks to these desirable properties, ceramic substrates find applications in a variety of industries.

● The Automotive Industry

You can find a broad range of ceramics employed to make electric power steering, integrated starter alternators, diesel and water pump controls, and motor and engine controls for vehicles. These devices could not only reduce fuel consumption but also decrease exhaust pollution.

● The Renewable Energy Field
These substrates are applied to the renewable energy industry to manufacture inverters for photovoltaics solar and concentrators for concentrator photovoltaics.


Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates


Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates

Silicon Nitride Material Sheet

Properties Units Silicone Nitride
Mechanical Density gm/cc 3.2
Porosity % 0
Flexural Strength Mpa 830
Compressive Strength Mpa 2500
Elastic Modulus Gpa 310
Poisson's Ratio / 0.27
Hardness kg/mm2 1580
Fracture Toughness KIC Mpa *m 1/2 6.1
Thermal Heat Conductivity W/ m*k 30
Coefficient of Thermal Expansion 10⁻⁶/K 3.3
Specific Heat j/kg*K /
Thermal Shock Resistance °C /
Max UseTemperature °C 1400
Electrical Dielectric Strength ac-kv/mm /
Dielectric Constant / 8
Loss Tangent / /
Volume Resistivity ohm•cm >1014



Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates

Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates

Features:

● High Hardness
Silicon nitride exhibits extremely high hardness, making it suitable for fields such as wear-resistant and cutting tools.

● Excellent Wear Resistance
Silicon nitride ceramic exhibits outstanding wear resistance, making it suitable for applications in high-wear environments.

● Superior Insulating Performance
Silicon nitride ceramic possesses excellent electrical insulation properties and chemical stability, making it widely used in the electronics and semiconductor industries.

● High Temperature Stability
It can maintain stability in high-temperature environments, making it suitable for applications like high-temperature heaters and furnaces.

Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates

Applications:
Rotating ball bearings and rollers bearings
Cutting tools
Engine components: valves, rocker arm pads, seal faces
Induction heating coil supports
Turbine blades, vanes, buckets
Welding and brazing jigs
Heating element components
Crucibles
Metal tube forming rolls and dies
TIG / Plasma welding nozzles
Weld positioners
Precision shafts and axles in high-wear environments
Thermocouple sheaths and tubes
Semiconductor process equipment



Quality Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates for sale

Excellent Thermal Conductivity Silicon Nitride Components Si₃N₄ Solid Structural Ceramic Substrates Images

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