Overview of Silicon Nitride

Silicon Nitride (Si₃N₄) is a critical ceramic material renowned for its exceptional mechanical properties, high-temperature resistance, and chemical stability. It is widely used in the fabrication of high-temperature structural components, bearings, cutting tools, and electronic devices. Silicon Nitride can be prepared through methods such as reaction sintering or hot pressing, resulting in two crystalline forms: α-Si₃N₄ and β-Si₃N₄, depending on the production process.

Features of Silicon Nitride

High Hardness and Wear Resistance: Silicon Nitride boasts remarkable hardness and wear resistance, making it ideal for high-performance cutting tools.

Thermal Stability: It maintains excellent mechanical properties at extremely high temperatures, with a maximum usage temperature exceeding 1200°C.

Good Chemical Stability: It shows great resistance to corrosion by most molten metals and acid-base solutions.

Low Density: Compared to metal materials, Silicon Nitride has a lower density, beneficial for reducing the weight of structural components.

Excellent Electrical Insulation Properties: It is a preferred choice for electronic packaging materials.

(heat conductivity aluminium nitride powder AlN for heat dissipating application)

Specification of heat conductivity aluminium nitride powder AlN for heat dissipating application

Light weight aluminum nitride powder AlN is a leading choice for relocating heat away in electronics. It relocates warmth very well. Its thermal conductivity reaches 170 to 220 Watts per meter Kelvin. This beats numerous various other ceramic powders conveniently. High pureness is vital for this performance. Our AlN powder is over 99% pure. Reduced oxygen content matters too. We maintain oxygen below 1%. Oxygen pollutants injure thermal conductivity badly.

The powder’s bit dimension is important. Regular bit size circulation makes sure great outcomes. Our common powder has a D50 ordinary fragment dimension between 1 and 10 micrometers. You can get finer or coarser grades on demand. Bit shape is additionally important. Our powder features mostly round grains. This shape aids the powder circulation efficiently. It also loads densely throughout processing.

This powder is designed for making warm spreaders and substratums. It functions well in thermal interface materials. LED illumination systems utilize it commonly. Power electronic devices in cars and trucks and trains depend on it. Electric lorry power modules need its cooling power. High-power RF tools use it too. It bonds highly to copper and aluminum steel plates. This makes superb metal-ceramic circuit card for heat.

Processing AlN powder needs treatment. It sinters well at high temperatures. Keeping a nitrogen environment is needed. This prevents undesirable oxidation. The powder manages moisture very carefully. It can react slowly with water vapor. We load it in sealed, moisture-proof bags. These bags go within strong plastic drums. Each drum holds 25 kgs internet weight.

Aluminum nitride is electrically insulating. Its electrical resistivity is very high. This is excellent for electronic components. It avoids short circuits. The product is chemically secure. It withstands assault from numerous liquified metals. Gallium arsenide processing utilizes it securely. It shows great mechanical strength after sintering. This ensures reliable parts under stress and anxiety. It is non-toxic. Handle it like other great industrial powders. Usage normal dirt masks and handwear covers.

(heat conductivity aluminium nitride powder AlN for heat dissipating application)

Applications of heat conductivity aluminium nitride powder AlN for heat dissipating application

Aluminum nitride powder takes care of warm extremely well. This makes it best for requiring cooling tasks in electronics. Warm build-up problems delicate parts. AlN powder addresses this issue successfully. Its standout function is high thermal conductivity. AlN moves warmth far from hotspots very swiftly. This building beats common materials like alumina conveniently. AlN techniques beryllia oxide performance. Beryllia is hazardous. AlN is safe and eco-friendly. Electrical insulation is another major advantage. AlN powder does not carry out electricity. It separates elements electrically while moving warmth. This dual feature is essential in electronics packaging.

Producers make use of AlN powder to make warm sinks. These heat sinks affix straight to hot parts like CPUs or power transistors. AlN pulls warmth right into the warm sink successfully. The warm after that dissipates into the bordering air. AlN ceramic substratums are one more essential application. These thin plates carry electronic circuits. They also move warm down right into a cooler baseplate. AlN substratums manage warm in high-power LED lights. They keep the LED chips cool down. This prevents getting too hot. Overheating shortens LED life considerably. AlN substratums make sure durable illumination.

Power modules need outstanding thermal monitoring. AlN is excellent below. Insulated Gateway Bipolar Transistors (IGBTs) generate intense heat. AlN substrates move this heat away fast. This keeps the module operating accurately. Semiconductor bundles make use of AlN for warm spreaders. These spreaders sit under the chip. They pull warmth out uniformly. AlN powder is additionally used in thermal interface products. These pastes or pads load tiny gaps in between warm parts and colders. AlN filler boosts the heat transfer throughout this gap dramatically. Radio frequency gadgets profit as well. AlN manages high regularities well. It handles the heat created successfully. This makes certain stable signal transmission. AlN powder helps electronics remain cooler. Cooler electronics execute far better. They last a lot longer. Reliability enhances substantially. This product is a crucial option for modern thermal obstacles.

Company Introduction

Welcome to JatujakGuide,a leading global supplier of high-quality silicon nitride (Si₃N₄) products. We specialize in providing advanced ceramic materials that offer exceptional strength, thermal stability, and wear resistance, making them ideal for industries such as aerospace, automotive, and electronics. Our state-of-the-art manufacturing processes ensure superior product quality and consistency. With a commitment to innovation and customer satisfaction, we deliver reliable and cost-effective solutions worldwide. Whether you need silicon nitride for cutting tools, bearings, or thermal management applications, trust [Your Company Name] to meet your needs. Partner with us for high-performance materials and expert support.

If you have any questions, please feel free to contact us(nanotrun@yahoo.com).

Payment Methods

T/T, Western Union, Paypal, Credit Card etc.

Shipment Methods

By air, by sea, by express, as customers request.

5 FAQs of heat conductivity aluminium nitride powder AlN for heat dissipating application

What makes aluminum nitride powder good for cooling?
Aluminum nitride powder moves heat extremely well. It moves heat much better than regular alumina ceramics. This helps electronics stay cool during operation. Heat moves away from hot spots fast.

How well does aluminum nitride powder conduct heat?
Good quality aluminum nitride powder conducts heat very effectively. It typically reaches 170 to 220 Watts per meter-Kelvin (W/m·K). This high number means it moves heat efficiently. Better purity often means better heat movement.

Is aluminum nitride powder electrically insulating?
Yes. Aluminum nitride powder does not conduct electricity. It acts as a strong electrical insulator. This is crucial in electronics. It moves heat away without causing short circuits.

Why choose aluminum nitride over alumina for heat?
Aluminum nitride moves heat far better than alumina. Alumina usually only reaches about 30 W/m·K. Aluminum nitride also expands little with heat. Its expansion rate matches silicon chips better. This reduces stress in electronic assemblies.

Where is aluminum nitride powder mostly used?
Its main use is cooling electronics. You find it in LED lights, power modules, and computer processors. It makes substrates, heat spreaders, and filler for thermal pastes. It helps manage heat in high-power, small devices.

(heat conductivity aluminium nitride powder AlN for heat dissipating application)