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Silicon powder is an inorganic and non-metallic organic material. It’s non-toxic, odorless and does not pollute. It’s resistant to heat, low insulation, and is resistant against acid-alkali corrosion.
Silicon fume (microsilicon powder or silicon fume), otherwise known as microsilicon dust, and also scientifically called “silicon gas”, is the result of heating industrial silicon and ferrosilicon with an electric furnace. A special collection device is designed to extract the exhaust gas and collect any smoke or dust. Become.
silica powder can be described as microsilicon or silicon powder. It is produced by high-temperature smelting ferrosilicon and silicon in an industrial electric furnace. The special trap captures any smoke or dust that escapes as exhaust gas and then processes it. The siO2 makes up about 90% of the smoke and dust emitted. Silicon powder refers to its very small particles.
Silicon , an organic, nonmetallic inorganic substance, is non toxic, odorless, and not-polluting. Because of its excellent resistance to temperature, acid and andalkali corrosion resistances, high resonance coefficients, high insulations, low expansions, chemical properties that are stable and strong, pure silicone powder is widely utilized in chemicals, electronics integrated circuits electrical appliances plastics coatings rubber and other related fields.
Second, silicon (carbon, not silica) is the most abundant element of all, with 277,000 ppm. It’s usually in the form silicate and can be found within many rocks, clays, and soils. It is made by mixing silicon dioxide with carbon (sand, SiO 2), to make it. Utilizing zone refining, high-purity components such as semiconductors can be further purified. This results in purity levels of better than 1:09. There are two varieties of silicon. Both brown and metal silicon are powders. However, the first is often used more. Lump silica is non-reactive with oxygen, water, and acids (exceptHF), but it dissolves in hot acid.
There are many ways silicon can be applied in various industries. The semiconductor industry is one example of the many uses for ultra-pure silicon. This is due to its excellent semiconductor properties. You can also find silicon in alloys such as ferrosilicon. It’s an alloy made of iron and silicon, used to insert silicon into cast iron or steel. It is also used as a component of glass manufacturing.
The morphology in elemental Silicon includes monocrystalline Silica and polycrystalline Silica.
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Silicon Si Si Powder CAS7440-21-3Specifications for nano silicon powder
nano silicon powder APS(nm): 2-1000nm
nano silicon powder Purity(%): >99.95
3pdm silicon powder Specific surface area in m2/g 60
nano silicon powder Volume density(g/cm3): 0.09
nano silicon powder Density(g/cm3): 2.3
nano silicon powder Crystal form: Sphere
3pdm silicon Powder Color: Yellow
nano silicon powder CAS No. : 7440-21-3
nano silicon powder EINECS No. : 231-130-8
Products performance silicon powder
Excellent purity. High scattered performance. Small particle size. This is despite the fact that the area of pine installation is large. It also installs the densities to be very low and activeness high. You can combine nanometer silicon with graphite. The result is a lithium battery’s anode material. A new generation in electro-optic semiconducting technology, with a large gap energy.
Silicon Si silicon si powderproduction?
Quartzite is reduced or mixed with coke to produce silicon of purity 96-99%. It is done in an electric-arc furnace.
SiO 2 + 2 C→Si + 2 CO
2 SiC + SiO 2 →3 Si + 2 CO
This is the carbothermal reaction of silicon dioxide. It usually occurs in the presence a little bit of scrap iron. Ferrosilicon is an iron/silicon alloy that contains different percentages of elemental silicon and iron. This alloy accounts for about 80% worldwide’s elemental silicon production. Ferrosilicon, which is mostly used in the steel sector, is primarily used to add iron or steel alloys and for steel deoxidation in integrated metal plants. One other reaction used in some cases is the thermite reduction of silica.
3 SiO 2 + 4 Al→3 Si + 2 Al 2 O 3
To make 98.5% pure silicone for chemical industry use, you can leach 96-97% powdered raw silicon with water. Higher purity is required for semiconductor applications. It can be achieved by reducing either silicon tetrachloride, or trichlorosilane. The first can be made by chlorinating organic silicon. These volatile compounds can easily be purified using fractional distillation, and then reduced down to elemental Silicon by adding very pure Zinc Metal as a reducing agent. They are then melted into silicon wafers with a sponge appearance. Alternative routes include silane (SiI4) and tetraiodosilane.
One alternative is to mix sodium hexafluorosilicate and metallic sodium. Ultra-fine silicone is more pure than nearly all other materials. The production of transistors demands that there be a minimum of 10 microns in silicon crystals. A lower level of impurity than this is required.
Applicationsf silicon si powder ?
By crushing, grinding or grading silicon dioxide, (also called quartz), finely processing it is known as Silicon Powder. It’s high-purity, low-particle gradation, white in color, and very versatile.
Silica fume is an effective active ingredient that increases the concrete’s durability and strength. Silica fume concrete was popularized for its distinctive characteristics.
(1) Insulation: Thanks to its high purity, low impurity contents, good electrical insulation, and great performance, the cure product offers excellent insulation and resistance to arc.
(2) The exothermic peak of cure of epoxy resin can be reduced, along with the linear expansion rate and shrinkage, to eliminate internal stress.
(3) High resistance to corrosion. Silica is difficult to mix with other substances and doesn’t chemically react with most acids or alkalis. It is uniformly coated on the surfaces of objects and has strong corrosion resistance.
(4) It is possible to reduce or eliminate precipitation. Combustion performance.
The silane coupling ingredient is used in the treatment of silica powder. This product has good wettability, high adsorption and easy mixing.
As a filler, silica powder is added to the organic epoxy. This increases product performance while reducing product cost.
Storage of silicon powder
The environment should be dry, cool, and sealable. It should also be protected from air exposure.
Packaging for silicon powder
Vacuum packing nano silicon powder in bags, 1 kg or more
Advanced material 3pdm. With over 12-years of industry experience (3pdm) can supply high-quality chemicals to the global market.
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Silicon Si Si powder Properties
Silicon Si powder, Si, Si powder, nano silicon powder