High purity Ultra Fine Si3N4 powder CAS 12033-89-5 Silicon Nitride

$10.00 - $100.00
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1 Kilogram
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Company Information

Luoyang Tongrun Info Technology Co., Ltd.

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Quick Details

Port: Luoyang,Qingdao,Shanghai
Payment Terms: T/T,Western Union,Credit Card
Supply Ability: 10000 Metric Ton/Metric Tons per Month Silicon Nitride
Place of Origin: Henan China
Brand Name: Trunnano
Model Number: TR-Si3N4-001
Application: Ceramic Materials,Additive
Shape: Grey black powder
Material: Silicon Nitride
Chemical Composition: Si3N4
Silicon Nitride powder Name: Silicon Nitride powder
Silicon Nitride powder MF: Si3N4
Silicon Nitride powder CAS NO.: 12033-89-5
Silicon Nitride powder EINECS No.: 234-796-8
Silicon Nitride powder Grade Standard: Electron Grade, Industrial Grade
Silicon Nitride powder key words: Silicon Nitride
Silicon Nitride powder Color: Gray
Silicon Nitride powder Purity: 99min
Place of Origin: CN;HEN
Packaging Detail: Silicon Nitride has Vacuum packing, 1kg/bag, or as your request.

Silicon Nitride  Description

Silicon Nitride Features:

1. Silicon nitride nanoparticle possesses high purity, narrow range particle size distribution, and larger specific surface area;

2. silicon nitride: the hardness of this product is about 9 to 9.5, Knoop hardness is about 2200, micro hardness is 32630Mpa, melting point is 1900 °C (under pressure) and thermal conductivity rate is 16.7W / (m · K).

3. Silicon nitride with high surface activity, low bulk density, UV reflectivity is more than 95% and absorption rate of infrared band is above 97%

4. Silicon nitride does not dissolve in water, soluble in hydrofluoric acid;



Silicon Nitride Specifications:






Crystal Formation


Bulk Density

Si3N4 Nanoparticles>99.9%






0.09g /cm3

Si3N4 Nanoparticles>99.9%800nm65m2/gGrey WhiteAlphaface-centered cubic0.23g /cm3

Si3N4 Nanoparticles




Grey Light Green


face-centered cubic

0.69g /cm3


Silicon Nitride Applications:

It is mainly used for:

1) manufacturing structure device: such as metallurgy, chemical industry, machinery, aviation, aerospace and energy industries to use the ball and roller bearing.

2) Surface treatment of metal and other materials: such as molds, cutting tools, turbine blades, turbine rotor and the cylinder wall coatings.

3) Composite materials: such as metals, ceramics and graphite composites, rubber, plastics, coatings, adhesives and other polymer-based composites.

4) The colorless, transparent self-lubricating wear-resistant nano-particle films for mobile phones, cars and other advanced surface protection.

5) Ball bearings

6) Ball valves and parts

7) Corrosion resistant turbine 


Silicon Nitride Storage Conditions:

Damp reunion will affect its dispersion performance and using effects, therefore, this product should be sealed in vacuum and stored in cool and dry room and it should not be exposure to air. In addition, the product should be avoided under stress.

Packaging & Shipping


Silicon Nitride Packaging:Vacuum packing, 1kg/bag, or as your request.

Silicon Nitride Shipping:ASAP


Company Information


Luoyang Tongrun Info Technology Co., Ltd. is committed to Silicon Nitride powder, applications of nanotechnology and new material industries, with professional experience in the nano-technology research and development and the application of materials.  As a leading nano-technology development and product applications manufacturer, the Luoyang Tongrun dominates the markets.


Tongrun technology provides solutions across the various processes and steps of laboratories and industries. Our professional working team provides the perfect solutions to help increase efficiency in various industries, create value, easy to deal with various challenges.


Currently our company has successfully developed serious of powder materials (including oxides, carbides, nitrides, single metal, etc.), high-purity target, functional ceramics and structural devices. OEM service is available. And our innovative, high-performance materials are widely used in all aspects of daily life, including but not limited to the automotive, electrical, electronics, information technology, petrochemical, oil, ceramics, paint, metallurgy, solar energy and catalysis.