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.

(Si3N4 Powder CAS 12033-89-5 Silicon Nitride Powder)

Specification of Si3N4 Powder CAS 12033-89-5 Silicon Nitride Powder

Silicon Nitride Powder (Si ₃ N ₄), CAS 12033-89-5, is a high-performance ceramic product understood for its remarkable thermal stability, mechanical toughness, and resistance to put on and deterioration. It is widely used in innovative engineering applications due to its special combination of homes. Below are the key specifications and attributes of this product:

** Chemical Structure **: Silicon Nitride (Si ₃ N ₄) is the main component, with a common pureness of ≥ 99.9%. Micronutrient may consist of oxygen (≤ 0.5%), iron (≤ 0.05%), and aluminum (≤ 0.02%), depending upon the production procedure.

** Physical Characteristics **: The powder has a typical fragment size varying from 0.5 to 1.5 microns, with a certain area (WAGER) of 3– 10 m ²/ g. The morphology is commonly round or uneven, depending on synthesis methods. The theoretical density is roughly 3.2– 3.3 g/cm ³, while the tapped thickness ranges in between 0.8– 1.2 g/cm ³.

** Phase Make-up **: Readily available in alpha-phase (α-Si ₃ N ₄) or beta-phase (β-Si ₃ N ₄) forms. Alpha-phase powder is chosen for sintering high-density elements, while beta-phase is made use of for composite products requiring boosted fracture strength.

** Thermal Characteristics **: Silicon nitride shows outstanding thermal shock resistance, with a melting point surpassing 1900 ° C. It has a low thermal development coefficient (3.2 × 10 ⁻⁶/ ° C) and moderate thermal conductivity (15– 30 W/m · K), making it appropriate for high-temperature atmospheres.

** Mechanical Qualities **: The material flaunts high firmness (Hv ≥ 1500), flexural stamina (≥ 800 MPa), and fracture durability (6– 8 MPa · m ¹/ ²), making sure longevity under mechanical stress.

** Electrical Features **: Silicon nitride is an electrical insulator, with a dielectric constant of 8– 10 and quantity resistivity > 10 ¹⁴ Ω · centimeters at space temperature.

** Applications **: Made use of in aerospace parts (wind turbine blades, bearings), auto components (glow plugs, shutoffs), semiconductor substrates, reducing tools, and biomedical implants. Its rust resistance additionally makes it ideal for use in harsh chemical atmospheres.

** Safety and security **: Silicon nitride powder is normally stable however need to be taken care of with like prevent breathing. Use protective devices and store in a completely dry, awesome environment.

** Packaging **: Provided in moisture-proof, vacuum-sealed bags or containers to protect high quality. Custom particle size circulations and stage proportions are readily available upon demand.

This powder is made under rigorous quality control requirements, making sure consistency for commercial, research study, and sophisticated applications.

(Si3N4 Powder CAS 12033-89-5 Silicon Nitride Powder)

Applications of Si3N4 Powder CAS 12033-89-5 Silicon Nitride Powder

Silicon Nitride Powder (Si3N4), CAS 12033-89-5, is a high-performance ceramic product renowned for its extraordinary thermal security, mechanical stamina, put on resistance, and chemical inertness. These residential or commercial properties make it important throughout diverse industries. In the auto industry, Si3N4 powder is made use of to make parts like turbocharger blades, glow plugs, and engine valves. Its reduced density reduces rotational inertia, improving fuel efficiency, while its capacity to endure extreme temperature levels and thermal shock makes certain resilience in high-stress environments. The material’s deterioration resistance additionally makes it optimal for exhaust systems and sensors. In electronic devices and semiconductors, silicon nitride serves as a dielectric layer in integrated circuits, insulating substrates, and safety finishings because of its superb electrical insulation and thermal conductivity. It improves gadget reliability in high-power applications and avoids contamination in semiconductor production. Industrial applications include cutting devices, bearings, and wear-resistant parts. Si3N4’s solidity and crack durability exceed typical products like steel or tungsten carbide, enabling longer device life and precision in machining. It is additionally utilized in metalforming as a non-reactive mold and mildew release agent. The clinical area leverages silicon nitride’s biocompatibility and anti-bacterial residential or commercial properties for orthopedic implants, back fusion tools, and dental parts. Its bone-like elasticity and resistance to physical liquids decrease being rejected dangers. In aerospace and energy, Si3N4 is used in gas generator elements, rocket nozzles, and heat exchangers as a result of its capacity to maintain structural integrity under high temperatures and pressures. Additionally, it is utilized in gas cells and solar panels as a substrate or finish to boost effectiveness. Silicon nitride powder’s adaptability reaches advanced ceramics, where it boosts composite materials for ballistic armor or high-temperature filters. As sectors focus on lightweight, long lasting, and energy-efficient solutions, Si3N4 powder remains a vital product for innovation in design and technology.

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 Si3N4 Powder CAS 12033-89-5 Silicon Nitride Powder

What is Silicon Nitride Powder (CAS 12033-89-5)? Silicon Nitride (Si3N4) Powder is a high-performance ceramic material composed of silicon and nitrogen. It is known for exceptional thermal stability, mechanical strength, and resistance to wear, corrosion, and oxidation. With CAS number 12033-89-5, it is widely used in advanced ceramics, composites, and high-temperature applications due to its covalent bonding structure and ability to retain properties under extreme conditions.

What are the primary applications of Silicon Nitride Powder? Silicon Nitride Powder is used in automotive components (e.g., glow plugs, turbocharger rotors), aerospace parts (engine components), and electronics (substrates, insulating layers). It is also utilized in medical implants, industrial cutting tools, and bearings due to its durability, electrical insulation, and biocompatibility. Its thermal shock resistance makes it ideal for high-stress environments.

What are the technical specifications for Silicon Nitride Powder? Typical specifications include particle sizes ranging from microns to submicron levels (0.1–10 µm) and purity levels exceeding 99%. Custom grades may vary in density, phase composition (α-phase or β-phase), and sintering additives. Particle size distribution and surface area are tailored to specific applications like sintering, coating, or composite reinforcement.

Is Silicon Nitride Powder safe to handle? While non-toxic, Silicon Nitride Powder requires standard safety precautions. Avoid inhalation or contact with eyes/skin. Use PPE (gloves, masks, goggles) and work in ventilated areas. Store in dry, cool conditions to prevent moisture absorption. Dispose of waste according to local regulations. Always review the Material Safety Data Sheet (MSDS) before use.

How can I purchase Silicon Nitride Powder? It is available through chemical suppliers, ceramic material distributors, or specialized manufacturers. Purchase factors include quantity (bulk discounts), purity, particle size, and packaging. Lead times vary; some suppliers offer custom synthesis. Verify CAS 12033-89-5 and request certificates of analysis for quality assurance.

(Si3N4 Powder CAS 12033-89-5 Silicon Nitride Powder)