Particle Size: 0.25um-1.53um
The silicon nitride composition It is made of silicon and nitrogen. Si3n4 in silicon nitride has the highest thermodynamic stability. It is a solid white color with high melting points, chemical inertity, and is diluted HF, hot H2SO4 or hot HF. It is extremely hard, 8.5 on Mohs scale. This makes it very stable and thermally stable.
Silicon nitride An inorganic substance is one that can be found in the silicon nitride formula It is also known as Si3N4. It’s a key structural ceramic material that has high hardness and wear resistance.
Conductivity thermal of Silicon Nitride The value is 17.4423.26W/m* (0 1,000). Furthermore, the material can withstand extreme cold temperatures up to 1000 degrees C, as well as sharp cooling, heating and subsequent cooling. It’s precise, because silicon nitride ceramic Because of their excellent properties, people use them often to create mechanical components like bearings, blades for air turbines, seals, or permanent molds. If Si3n4 silicon nitride clay These are highly resistant to heat and can not be easily transferred. It is possible to improve the heat-inspiration layer of the engine component, which not only increases the quality but also fuel efficiency.
Silicon nitride can be difficult to manufacture as bulk materials. It cannot be heated to more than 1850°C. This is due to the dissociation of silicon and nitrogen. It is therefore difficult to use hot press sintering. The temperature at which silicon nitride can be bonded to each other is lower. Alternatives include spark plasma sintering, which involves rapid heating (in seconds) using pulses or electric current to compact the powder. At temperatures of 1500 to 1700°C, this method has produced dense silicon nitride-compacts.
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Silicon Nitride Powder Si3N4 Product Characteristics:
Low density
The highest temperature strength
Superior resistance to thermal shock
Excellent wear resistance
High fracture resistance
Crescendo and mechanical fatigue
High oxidation resistance
Silicon Nitride Si3N4 powder Specification:
Product Name: Silicon Nitride
Purity: 99%
Particle Size: 0.5um-1um (a phase)
The Chemical Composition Of Silicon Nitride Si3N4 Puffer:
Si3N4 | N | O | C | Fe | Al | Ni | Zn |
>99% | >38.9% | 0.6-1.2 | <0.2 | <120ppm | <3ppm | <1ppm | <1ppm |
It is simple. Silicon Nitride Si3N4 Powder produced?
It can perform direct silicon nitride or nitrogen extraction using the hexagonal bSi3N4. This can be done at a temperature of between 100 and 1400 C.
SiCL4 (L), 6 NH3(g) – SI (NH) 2 (+4 NH4Cl) (S), under conditions of zero degrees Celsius
3 Si (NH), 2 (S – Si3N4 [S] + N2(g) + 3H2 (g), at 1000 C
Or, you can use a Carbon Thermal Reduction reaction in a Nitro atmosphere at 1400-1450°C under a Nitro atmosphere.
3 SiO2(S)+ 6 C (+ 2 N2 [g] – Si3N4(S)+ 6 CO (6 CO (g)
But, silicon nitride made from impurity iron or silicate will be produced depending on the quality of the raw silicon materials. It is important to note that silicon nitride is not amorphous when it has been synthesized through diamine degradation. There is a commercial method of producing silicon nitride using the nitriding technique. Carbon-thermal reduction is the best way to create silicon nitride. This also makes it the most economically-friendly method of producing silicon powder in industry.
This is chemical vapor vapor or plasma enhanced chemical vapour deposition technique that creates the silicon nitride films at electron level.
3 SiH4 (G) + 4 NH3 (g) – Si3N4 (S) + 12 H2 (g)
3 SiCL4 / G + 4 NH3 g – SI3N4 (S) +12 HCl g
3 SiCL2H2 g + 4 NH3 g – SI3N4 s) + 6HCl g + 6 H2 g
You can deposit money if you wish. Silicium Nitride is used on semiconductor substrates Two methods are available:
Horizontal or vertical tube furnaces can be performed at very high temperatures by using low pressure chemical vapor deposition methods.
Plasma enhanced chemicalvapor deposition methods are performed at relatively low temperatures and in vacuum.
Silicon nitride cell parameters are quite different to single-textile silicon. Thus, it is important to choose the right deposition technique so that the generated silicon nitride film Stress can cause tension and stress. Tension can be reduced when used with plasma-enhanced vapor deposition methods.
Silica was first prepared using soluble gel. Then, the silicon nanowires had to be treated with silicagel. Silica gel contains special carbon particles that are made of glucose at between 1200 and 1350°C.
Applicaciones Silicon Nitride Si3N4 Powder:
Manufacturing structure: This could include metallurgy or machinery.
The surface treatment of metals or other materials, such as moulds, cutting tools and turbine blades.
Composits include metal, ceramic, graphite and graphite-composite, rubber and plastic
Mobile phones with transparent, colorless nanoparticles that self-lubricate wear membranes
Surface protection like that of a car
Jack joint;
Parts and ball valves
Corrosion-resistant turbine;
Metalurgical and chemical industries make components such as bearings/rollers, sleeves and valves.
Fabricating cutting tools, molds.
Fabrication of composite materials like ceramic, graphite and rubber as well as metal and adhesive.
Rocket, missile and nozzle spray pipes
Shipping and Packing of Silicon Nitride Si3N4 powder :
We offer many packing options, which depend on how large the amount of silicon nitride si3N4 powder is.
Packing of Silicon Nitride Si3N4 Powder: vacuum Packaging, 100g, 500g, 1kg/bag or 25kg/barrel. Or as requested.
Shipping Silicon Nitride Si3N4 powder: could ship out by sea or air as soon as payment receipt is received.
Luoyang Tongrun Nano Technology Co. Ltd.
Send us an inquiry if you’re looking for Si3N4 powder of high quality silicon nitride. (brad@ihpa.net)
Silicon Nitride Properties |
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Other Titles | Silicon (IV), nitride |
12033-89-5 | |
Compound Formula | Si3N4 |
Molecular Weight | 140.28 |
Appearance | White Powder to Gray Powder |
Melting Point | 1900 degC |
Boiling Point | N/A |
Density | 2.2-3.5 g/cm3 |
Solubility of H2O | Insoluble |
Electrical Resistivity | 11 to 12 10xO-m |
Specific Heat | 600 to 720 J/kg-K |
Poisson’s Rate | 0.24 to $0.27 |
Thermo Conductivity | 12-31 W/m-K |
Thermal Expansion | 2.5 to 3.2 um/mK |
Young’s Module | 140 to 315 GPa |
Exact mass | 139.943 g/mol |
Safety & Health Information |
|
Signal word | N/A |
Hazard Statements | N/A |
Hazard Codes | N/A |
Risk Codes | N/A |
Safety statements | N/A |
RTECS # | N/A |
Transport Information | N/A |
WGK Germany | N/A |
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