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.

(Silicon Nitride Si3N4 nano powder ( superfine Si3N4 silicon Nitride powder))

Specification of Silicon Nitride Si3N4 nano powder ( superfine Si3N4 silicon Nitride powder)

Silicon nitride Si3N4 nano powder is a superfine ceramic material with high-performance properties. It is made of tiny particles sized between 20 to 100 nanometers. The powder has a high purity level, usually above 99.9%, ensuring minimal impurities. This makes it suitable for advanced industrial applications. The material shows excellent thermal stability, maintaining strength even at temperatures up to 1,200°C. It resists oxidation and thermal shock, making it reliable in extreme environments.

The nano powder has a low density, around 3.2 g/cm³, which helps reduce weight in components. It offers high fracture toughness and hardness, outperforming many metals and ceramics. These mechanical properties make it ideal for wear-resistant parts. The material also acts as an electrical insulator, useful in electronics and high-voltage systems.

Production involves chemical vapor synthesis or laser pyrolysis. These methods control particle size and distribution tightly. The result is a uniform powder with consistent performance. Surface area ranges from 30 to 60 m²/g, enhancing reactivity in sintering processes. This allows dense ceramic parts to form at lower temperatures.

Applications span multiple industries. In automotive engineering, it is used for engine components like bearings and turbocharger rotors. These parts handle high stress and heat efficiently. Electronics manufacturers use it for insulating substrates and circuit components. The aerospace sector benefits from its lightweight durability in turbine blades and sensors. Medical devices use silicon nitride for implants due to its biocompatibility and resistance to corrosion.

Handling requires care to prevent inhalation. Protective gear like masks and gloves is necessary. Storage should be in dry, cool conditions to avoid moisture absorption. The powder is packaged in vacuum-sealed containers to preserve quality.

Safety data confirms low toxicity under normal use. Proper disposal methods follow local regulations. Custom particle sizes and surface treatments are available for specific needs. Technical support is provided to optimize application performance.

(Silicon Nitride Si3N4 nano powder ( superfine Si3N4 silicon Nitride powder))

Applications of Silicon Nitride Si3N4 nano powder ( superfine Si3N4 silicon Nitride powder)

Silicon nitride (Si3N4) nano powder is a superfine ceramic material with unique properties. It has high strength, excellent thermal stability, and strong resistance to wear and corrosion. These features make it valuable in many industries. In electronics, silicon nitride nano powder is used to produce advanced circuit substrates and insulating layers. It handles high temperatures and prevents electrical leakage, improving device reliability. The powder is also added to composite materials to enhance their mechanical performance. For example, mixing it with polymers or metals creates components that last longer under stress.

In the automotive sector, silicon nitride nano powder is applied in engine parts like bearings and turbocharger rotors. It reduces friction and withstands extreme heat, boosting fuel efficiency. The aerospace industry uses it for coatings on turbine blades and other high-temperature components. This increases durability and reduces maintenance needs. Medical devices benefit from silicon nitride’s biocompatibility. It is used in dental implants and joint replacements because it resists bodily fluids and prevents infections.

The material’s ability to resist oxidation makes it ideal for use in harsh environments. Industrial tools coated with silicon nitride nano powder last longer when cutting or shaping metals. In energy applications, it improves the efficiency of solar panels and fuel cells by acting as a protective layer. Researchers are exploring its use in lithium-ion batteries to enhance performance and safety.

Silicon nitride nano powder is also valuable in optics. It is used to create lenses and sensors with high precision and durability. Its transparency to infrared light makes it suitable for specialized imaging systems. Environmental applications include water purification filters that remove contaminants effectively.

Manufacturing processes for silicon nitride nano powder involve advanced techniques like plasma synthesis and chemical vapor deposition. These methods ensure consistent particle size and purity. Proper handling is required due to its fine texture. Storage in dry conditions prevents clumping. The powder is available in various grades to meet specific industry needs. Ongoing research continues to uncover new uses for this versatile material.

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 Silicon Nitride Si3N4 nano powder ( superfine Si3N4 silicon Nitride powder)

What is Silicon Nitride (Si3N4) nano powder? Silicon Nitride nano powder is a superfine ceramic material made of silicon and nitrogen. It has high strength, thermal shock resistance, and chemical stability. The tiny particle size improves performance in advanced ceramics, composites, and coatings. It works well in extreme conditions due to its unique properties.

Why is it used in high-temperature applications? Silicon Nitride handles extreme heat without breaking down. It has low thermal expansion, meaning it doesn’t expand much when heated. It stays strong under stress at high temperatures. This makes it ideal for engine components, turbine blades, and furnace parts. It also resists oxidation and corrosion in harsh environments.

What are typical applications of Si3N4 nano powder? It is used in aerospace for lightweight, heat-resistant parts. Automotive industries use it in bearings and engine parts. Electronics rely on it for insulating substrates in circuits. Medical devices like implants benefit from its biocompatibility. Industrial cutting tools use it for wear resistance and durability.

What particle size and purity are available? The powder typically has particles between 50-200 nanometers. Purity levels often exceed 99.9%. Smaller particles improve sintering and material density. High purity ensures reliability in critical applications. Custom particle sizes and purity grades can be requested based on needs.

How should Si3N4 nano powder be handled safely? Avoid direct contact with skin or inhalation. Use protective gloves and masks. Work in well-ventilated areas. Store in dry, cool environments to prevent moisture absorption. Follow local regulations for disposal. Proper handling minimizes health risks and maintains material quality.

Where can I buy Silicon Nitride nano powder? Suppliers and manufacturers specializing in advanced ceramics offer it. Check for minimum order quantities and lead times. Certifications like ISO standards ensure quality. Some providers offer customized particle sizes or surface treatments. Reliable vendors provide technical support and safety data sheets.

(Silicon Nitride Si3N4 nano powder ( superfine Si3N4 silicon Nitride powder))