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Silicon Nitride Plate

Silicon Nitride Plate

High strength, high hardness, excellent high temperature resistance (can work for a long time above 1400℃), excellent corrosion resistance (resistance to acid, alkali and molten metal corrosion), good insulation performance and low thermal expansion coefficient.

High Quality Silicon Nitride Plate Supplier

We provide high-strength, high-temperature-resistant, and corrosion-resistant high-quality silicon nitride plates, which are widely used in electronic packaging substrates, precision bearings, cutting tools, chemical corrosion-resistant components, etc. Whether you are looking for standard products or customized requirements, we can respond to you quickly. Consult now to get the latest quote!

OUR PRODUCT

By Features

The two main applications of silicon nitride materials are silicon nitride substrates and silicon nitride plates. We are able to customize silicon nitride plate as your specifications in a variety of shapes, and these products below are just a few of our many offerings.

hexagon silicon nitride plate

Uniform heat distribution in high-temperature furnaces and semiconductor annealing.

silicon nitride disc with slots

Precision alignment slots for optical fiber clamps and laser cutting systems.

square silicon nitride plate for heat shield

Thermal barrier (up to 1,600°C) in aerospace engine components.

round silicon nitride plate

Low-friction surface for high-speed bearings and vacuum chamber components.

square silicon nitride plate
Square Silicon Nitride Plate

Chemical inertness for molten metal handling and acid-resistant jigs.

long strip of silicon nitride plate
Long Strip of Silicon Nitride Plate

Wear-resistant conveyor guides in semiconductor wafer processing lines.

silicon nitride plate with blind holes
Silicon Nitride Plate with Blind Holes

Hidden fastening for cleanroom-compatible sensor mounts and heaters.

wear silicon nitride sheet
Wear Silicon Nitride Sheet

Abrasion-resistant lining for mining pumps and slurry transport systems.

High Quality Service for You

Our silicon nitride plates deliver exceptional high-temperature resistance, thermal shock resistance, and mechanical strength, ideal for industrial applications. We support small batch trial orders and large-scale orders, with timely delivery to reduce your waiting time. From product consultation, logistics distribution to after-sales support, we provide professional service throughout the process to help you complete your purchase efficiently.

What is the thermal conductivity of silicon nitride?

Silicon nitride (Si3N4) exhibits moderate thermal conductivity, typically ranging from 15-30 W/m·K, depending on its purity and microstructure. While lower than metals like aluminum, its thermal conductivity is superior to many other ceramics, making it ideal for applications requiring heat dissipation and thermal shock resistance, such as in aerospace and automotive components.

What is the price of silicon nitride plate?

The price of silicon nitride plate varies according to specifications, quantity, and performance requirements. Please provide specific size, quantity, and technical requirements (with drawings preferred), and we will give you an estimate.

What is the processing method of silicon nitride plate?

Silicon nitride plates require diamond grinding tools or laser cutting due to their extreme hardness. Precision machining techniques, such as CNC grinding, ensure tight tolerances and smooth finishes. Proper cooling and skilled handling prevent cracking.

How hard is the silicon nitride plate?

Silicon nitride plates exhibit exceptional hardness (Vickers hardness ~1500-1800 HV), surpassing many metals and ceramics. This high hardness ensures superior wear resistance and durability in harsh environments.

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