Category: News

Newstungstenmolybdenummetals is a professional news and article media center for new materials, nano materials, chemical company, machinery, digital products, indusitrial products and more. Newstungstenmolybdenummetals has a professional editorial and researching team that provides qualified and authentic content on the internet. We also have laboratory and R&D resources for advanced Nano material / New material research and experiment. Our topics: nanoparticles, graphite powder, boron powder , zinc sulfide , nitride powder, Molybdenum disulfide,silicon powder,max phases powder, quartz powder, 3D printing metal powder, and so on.

The Property And Preparation of Manganese Oxide Mn2O3 Powder

Manganese Oxide and its Properties

The chemical formula of manganese oxide Its molecular weight (157.88) is Mn2O3. The black cubic crystal has a relative densities of 4.50. Manganese oxide does not dissolve in water, acetic or ammonium chloride solutions, but is soluble with other inorganic acids.
Manganese oxide is dissolved in cold hydrochloric to form a brown-colored solution. In hot concentrated or dilute sulfuric, it becomes a reddish-brown solution. In hot nitric, MnO2 decomposes and manganese nitrogenate, then by heating, Mn3O4 decomposes and releases oxygen. The two main forms are a-Mn2O3 (black) and gMn2O3 (red).

The Methods for Preparation Manganese oxide

Preparation a-Mn2O3
It can also be made using divalent manganese sulfate heated in the air to 600-800degC. The easiest way to achieve constant weight is to heat manganese oxide or manganese-nitrate hexahydrate in air at 650degC. If manganese is to be used as raw material for a product, the hexahydrate must first be heated to 190degC, and then crushed, before heating it to 650degC.

Preparation of gMn2O3
To 350 mL solution containing 2.2g of manganese-sulfate-tetrahydrate under vigorous stirring was added 34 mL solution of 3% peroxide, followed 50 mL ammonia 0.2mol*dm-3 to generate gMnO(OH). Heat is used to quickly boil the dark brown, or black, suspension emitting oxygen. After boiling for four minutes, filter the solid, separate it, wash with 1.5L hotwater, then put it into a vacuum desiccator, with phosphorus-pentoxide below 100. This gMnO (OH) was dehydrated under reduced pressure at 250degC for 3days to obtain g-Mn2O3. Additionally, gMnO2 under reduced pressure can be heated for 78 hours at 500degC.

Tech Co., Ltd. is a professional manganese oxide We have over 12 years’ experience in the research and development of chemical products. You can contact us for high quality Manganese Oxide. Contact us Send an inquiry.

Manganese Oxide and its Properties The chemical formula of manganese oxide Its molecular weight (157.88) is Mn2O3. The black cubic crystal has a relative densities […]

Continue reading

Uses of Titanium Nitride Ceramic Materials in Biomedicine

What is titanium Nitride?

Titanium-nitride is a non-stoichiometric compound. Its stable composition range is TiN0.37-TiN1.16, and the nitrogen content can be changed within a specific range without causing changes in the structure of the TiN. TiN, a nonstoichiometric material, has a range of stable compositions between TiN0.37 and TiN1.16, with the nitrogen contents being able to be varied within that range. The TiN Powder is usually yellow-brown. The ultrafine TiN Powder is black. TiN Crystals are golden yellow. TiN has melting points of 2950degC and density of 5.43-5.44g/cm3. It also has Mohs hardnesses of 8-9 as well as high thermal shock resistance. TiN’s melting point is higher than the melting points of most transition-metal nitrides. The density of TiN is lower than the majority metal nitrides. This makes it a material that is very heat resistant. The TiN crystallization is similar to TiC’s, but the C atoms have been replaced by N atoms.

Titanium Nitride as a Biomedical Material

Clinical medicine has widely used the occluder for interventional treatment in congenital diseases, such as the atrial septal defect, ventricular septal defect and patent arteriosus. Most common concentrics occluders contain nickel up to 55% in nickel-titanium metal alloy materials. The body can become poisoned and allergic to nickel, which in turn may cause cancer. The surface membrane of the nickel titanium alloy occluder is susceptible to destruction. Internal nickel ions released in the complex human environment can increase nickel content.

According to relevant studies, because titanium nitride is a biocompatible material (and was previously used in coronary-stents), thrombus formation is lower than with nickel-titanium. To address this problem, scientists developed a Cera Ceramic Membrane Occluder, using high-energy coating technology. It maintains both the original interventricular and atrial septal septal occluders based on the original Nickel-Titanium Alloy occluder. The occluder design and patent arteriosus device uses plasma to evenly coat the surface of nickel-titanium alloy powder with a titanium nitride (TiN) film. The metal coating of titanium and C,N,O and other compounds is transformed by ion technologies into The biological layers. This layer improves the corrosion-resistance of the occluder as well as the compatibility with blood and biological tissues. The comparison of the data from animal experiments shows that the Cera membrane occluder has a much higher performance in terms cell creeping growth than the normal nickel-titanium. It significantly reduces thrombosis risk and helps repair congenital heart defects. Platelet adhesion rates and hemolysis are also much lower compared to the nickel-titanium standard occluder. Cera’s occluder was approved by other countries, including the European Union, India and Brazil. The Cera occluder has been used by more than 2,000 patients with congenital hearts disease.

(aka. Technology Co. Ltd., a trusted global chemical materials supplier & manufacture with more than 12 years experience in providing high-quality nanomaterials and super-high quality chemicals. Our superfine titan nitride Powder is of high purity with a good particle size. If you need lower, please Contact us.

What is titanium Nitride? Titanium-nitride is a non-stoichiometric compound. Its stable composition range is TiN0.37-TiN1.16, and the nitrogen content can be changed within a specific […]

Continue reading

What is silicon monoxide?

What is Silicon Monoxide? ? Silicon monoxide The chemical formula for SiO is an inorganic substance. It is an amorphous black-brown powder that turns yellowish under normal temperatures and pressure. It has a melting and boiling point of 1802degC respectively. The density of the powder is 2.13g/cm3. It is not very soluble in liquid water. However, it can dissolve in a mix of dilute hydrofluoric acids and nitrics and produce silicon tetrafluoride. When heated in air, this produces white silica. The silicon monoxide in the air will oxidize and become silicon dioxide. When the silicon monoxide vapour is slowly condensed (see disproportionation reactions), it will disproportionate into silicon and silica dioxide.
Silicon monoxide preparation
1. After silicon dioxide has reacted with elemental silicon, rapid cooling is required to make silicon monoxide.
SiO2 + S – 2SiO.
2. Mix silicon dioxide with SiO2 of 99.5% with coal tar powder. The C/SiO2 molar mixing ratio is 2.0. Heat the mixture under reduced pressurized, at a temperature of 1600 and a pressure of 1.013 kPa.

Property and stability properties of silicon monoxide
Silicon monoxide The material is not stable. It will be oxidized into silicon dioxide in air and is only stable when temperatures are above 1200degC.
Avoid open flames and high temperatures. It is insoluble with water and soluble with a mix acid of dilute hydrofluoric acids and nitric Acid. Heat and electricity are well insulated by this material. It is oxidized in air and forms a silicon oxide film. In oxygen, it burns and then reacts with the water to produce hydrogen. In the warm alkaline solution, hydrogen is produced and silicate is dissolved.
Silicon monoxide use
A fine powder of silicon monoxide can be used to synthesize fine ceramics due to its high activity. This includes silicon carbide and silicon nitride. Useful in the preparation optical glass and semiconductors.
As a protective layer, evaporate the material in a vacuum. Preparation semiconductor materials.

Silicomonoxide and its hazards
In the event of eye contact, rinse with lots of water immediately and take to a doctor.
Wear protective clothing.
Eyes, skin, and respiratory tract are all affected.
Most water bodies are only mildly affected by this substance. Do not allow large quantities of undiluted products to enter groundwater, waterways or sewage system.
Avoid light, open flames and high temperatures.
Place in a ventilated, dry and airtight place.
Inhalation: Move the patient to fresh, clean air if inhaled.
Skin contact: Remove all contaminated clothing. Wash your skin with soap and warm water. Seek medical attention if you feel unwell.
Eye contact: Separate eyelids, and rinse them with normal saline. Seek medical attention immediately.
Ingestion: Rinse your mouth and do not vomit. Seek medical attention immediately.
Advice for protecting rescuers – Move the patient into a safe area. Consult with a doctor. The doctor should see this sheet of chemical safety information.

(aka. Technology Co. Ltd., a global leader in chemical materials and nanomaterials with over 12 year’s experience as a supplier of high-quality chemicals. Silicon monoxide is produced by our company with a high level of purity, small particles and impurities. Please. Contact Us if necessary.

What is Silicon Monoxide? ? Silicon monoxide The chemical formula for SiO is an inorganic substance. It is an amorphous black-brown powder that turns yellowish […]

Continue reading

Preparation Method of Superfine Silver Powder and Nano Silver Powder

Property of nano and superfine silver particles:
The particle morphology in ultrafine particles Silver Powder The spherical, dendritic and cubic microcrystalline are included. After silver nitrate has been complexed with the ammonia-water, it can be obtained by adding dispersant and hydrazine to reduce, then washing with water, filtering, and drying. The average particle is less than 0.5mm. The surface area of the particles is 0.1-5.0m2/g. The silver oxide reduction method can also be used with formaldehyde. Then convert silver nitrate in silver carbonate and add triethanolamine for the reduction method.

Ultrafine silver is used widely in the electronic industry. Nanosilver nanoparticles A unique structure of nanosilver particles allows them to have a variety of effects including surface effects, macro-quantum effects, and quantum size effects. This gives them physical and chemical properties which are different from those found in other materials. Nanosilver particle occupy an important position in surface-enhanced Raman and resonance scattering spectroscopy as well as molecular biology. They are also essential for basic theoretical research.

Nanosilver powder is widely used as a catalyst and ultra-low temperature refrigerator dilutient. It is used widely in molecular electronic, immunoassays, and sensor development due to its unique physical-chemical properties. Addition of nanosilver in chemical fibres can also improve their specific properties and enhance their sterilization abilities. There are four types of ultrafine silver: spherical (or rounded), flocculent (or dendritic), and flakelike. According to their particle size, they can be classified into the following categories: fine silver with an average size of 10-40mm, ultrafine with an average size of 0.5-10mm, Fine silver with an average size of 0.5mm, Nano silver with a particle size less than 0.1mm.
Superfine silver powder preparation method and nano silver powder preparation:

Preparation methods for ultrafine silver powder The main methods include the gas phase, liquid phases and reliable phases. The gas phase process is expensive, has high energy consumption and low output. The ultrafine silver prepared by reliable phase method has large particle sizes and a broad distribution of particle sizes.

The liquid phase chemical reduction is a method that uses a reducing compound to deposit the silver in powder from a complex aqueous system or salt. Commonly-used reducing agents are formaldehyde (ascorbic acid), glycerin (organic amines), sodium citrate (unsaturated alcohols), hydrazine or hydrazine compound, etc. Hydrazine hydrate, in general, is used. Addition of a small amount of additive Nitrate to silver ammonia is done in the aqueous solution. With the help of the reducing agent, hydrazine hydrochloride, the amount is adjusted in order to get a different size of silver powder. The amount of nitrates added can be determined according to the requirement. The silver powder produced by this method is characterized by a small particle, a narrow particle size range, and high reproducibility.

(aka. Technology Co. Ltd., a global chemical material manufacturer and supplier with more than 12 years of experience, is a trusted source for high-quality nanomaterials and chemicals. Our superfine powder is of high purity with a good particle size. Please lower your voice. Contact us if necessary.

Property of nano and superfine silver particles: The particle morphology in ultrafine particles Silver Powder The spherical, dendritic and cubic microcrystalline are included. After silver […]

Continue reading

Properties and Applications of Quartz Powder

What is quartz?

Quartz powder is also known by the name silica. Quartz sand has a high chemical stability and is hard. Its main component is SiO2. The quartz sand color is translucent or milky white. Hardness 7; brittle with no cleavage. The shape fracture is characterized by a grease-like luster. Bulk density (20 to 200 mesh) is 1.55. Chemical, thermal, and mechanical properties are clearly anisotropic. Quartz sand is the result of processing the quartz stone from the mine. It has a mesh size less than 120. The products with a mesh greater than 120 are known as quartz powder.

Use of quartz powder

Mineral fillers such as non-metallic minerals are used in modern polymer products like plastics, rubber and coatings. Addition of non-metallic minerals, such as the quartz powder, to the polymer material base can reduce costs, but also improve performance and dimensional stabilty, while giving the material special physical and chemical characteristics. Compression resistance, impact and corrosion resistance, fire retardancy, insulation etc.

KMPASS, etc. SlEC, a high-pressure epoxy molding material with good weather resistance and excellent electrical properties was developed using silicon micropowder. It is the best material to use for high voltage insulators and switches. KMPASS et al. Quartz powder was added to the patent of flame-retardant coatings in order to improve their thixotropic qualities. The coating features uniform coating, no cracked, quick curing, and low costs. Liu You and other researchers added quartz to epoxy resin in order to develop an epoxy coating that is non-toxic and has anti-corrosion properties. It overcomes existing coatings’ shortcomings when it comes to brushing or spraying. KMPASS, etc. In the patented electronic insulation sealing film prepared by using butyl as the base material, adding silicon powder to it, the film has high strength insulation, is waterproof, resistant to heat, cold, chemical corrosion, ageing resistance, good plasticity and insulation. Good characteristics. Ideal for the insulation and sealing of wire busbars of 0.410kV and exposed joints in various electrical appliances.

(aka. Technology Co. Ltd., a trusted global chemical materials supplier & manufacture with more than 12 years experience in providing super-high quality chemicals and nanomaterials. Quartz powder manufactured by our company is of high purity and has a low impurity level. If you require lower, please contact our company.

What is quartz? Quartz powder is also known by the name silica. Quartz sand has a high chemical stability and is hard. Its main component […]

Continue reading

Black technology products in the building material

The building materials industry is embracing black technology to reveal the hidden costs of road construction.

In the road construction industry and other engineering constructions, it is necessary to cure the foundation. The traditional hardened cement foundation is not only very expensive, but also easily cracked. Soil curing agents, a black-science and technology product used in road construction materials, are the first choice of investment in low carbon environmental protection building material.

Through mixing and compacting, soil curing agents can be added to soils, which will make them cohesion-curing instead of cement. This reduces the cost and saves resources. The compressive and density strength of cured earth are significantly improved. This makes the soil roadbed with excellent bearing capacity.

1. Role of soil stabilisers

The purpose of a soil cure agent is to alter the chemical and physical properties of the soil, making it more solid and stable. This will improve the road’s bearing capacity and durability.

The application of soil curing agent is extremely wide. They can be used for road and transportation construction, such as highways or railroads. The agent can be applied to pave roads, repair road bases and increase the bearing capacity. Additionally, soil curing chemicals can be used for land remediation and restoration to improve soil conditions and the environment.

2. The advantages of soil cure agent

Soil curing agent is made with eco-friendly and low-carbon construction technology. The primary ingredient of the product is a polymer. It is more eco-friendly and will not pollute soil or the environment than other soil curing materials. It is eco-friendly and offers many benefits. First, it allows for the rapid development of roads. Second, it increases the bearing capacities of the soil. Additionally, the soil curing agents will reduce potholes on the surface of the road as well as subsidence. They also increase the life expectancy of the road while reducing maintenance costs.

3. Construction simple and easy to use

The use of soil-curing agent is simple in certain applications. It can be completely mixed with soil before construction. To achieve the best cure, you can adjust the amount of curing agent and the ratio to mix it with soil during construction. After construction, the curing agents will play their role and you will have a solid and durable road surface.

Since the development of low-carbon green building materials, people have been gradually favoring cement replacement products. It is possible to use soil curing agents for many applications. For example, they can be used as a road construction material or soft base treatment.

The building materials industry is embracing black technology to reveal the hidden costs of road construction. In the road construction industry and other engineering constructions, […]

Continue reading

What is EBS Ethylene Bis Stearamide

What emulsion is ?

Ethylene bis stearamide Ethylene-bis-tyramide is an organic chemical. In the last few decades, the compound has been widely used in the plastics industry. It’s mainly used to improve surfaces, increase smoothness and reduce friction. This article will discuss in depth a range of Ethylene Bis Stearamide related elements.

EBS ethylene-bis-ceramide is a high melting point of synthetic wax; the two polar bonds maintain a high degree of equilibrium; its inherent structure plays a unique compatibility and solubility and can be used as most of the thermosetting, thermoplastic plastic lubricants, and external lubricants, is a good pigment dispersant, can make the operation go smoothly, and to improve the quality of the final product.

What is Ethylenebis Stearamide

Ethylene Bis Stearamide (EBS) is a plastic lubricant that was invented in recent years. It is used extensively in the manufacture and production of PVC products ABS and polystyrene products with high-impact rubber, polyolefins as well as other products which have good external lubrication and also internal lubrication. It allows for plastic molding. It increases the efficiency of the plastic processing and lowers energy usage. This property is relevant in particular to plastic shells used for household appliances, instruments and engineering plastics. Combining lubricants with other greases can have a significant synergistic affect. Disperse components such as colorants and fillers into plastics.

Structure and properties of EBS ethylenebisstearamide

Ethylenebis Stearamide has a yellowish, white or gray powder or granule with the molecular form C38H74N2O2 along with a weight molecular of 61107. The structure of the compound is composed of two amides that are joined by two stearic groups. The amide groups have a powerful lubricity and polarity. This makes ethylene bis stearate an excellent material to use for plastic compatibility.

EBS Ethylene Bis Stearamide is a material with a melting point of 140-150degC. It flows well in its molten condition. The viscosity and melting point of this substance are dependent on the temperature. Ethylene Bis Stearamide also has good chemical and thermal stability, and it is not easily broken down at temperatures that are normal for plastics processing.

EBS Ethylene Bis Stearamide Production Method

Currently, ethylene bis is produced in two ways: the first is through amidation of stearic and ammonia; and the second is by amidation of stearic and ethylenediamine. Comparing the two methods, the second has mild reactions, and a stable quality. This is why the industrial production uses it extensively.

EBS Ethylene Bis Stearamide Applications

The activator is suitable for all plastics, including synthetic resins. Mold release agent. Pigment dispersant. Anti-adhesion agent. Lubricants. Agents that enhance the gloss or surface of rubber, as well activators. Paint. Additives for ink, etc.

It is a grease. EBS offers excellent mold release and external and internal lubrication. It reduces processing energy and increases durability. It can be used to make PVC resins as well as PP, ABS and PE.

EBS, a dispersant suitable for plastics, is commonly used in PVC products. ABS, high-impact PS and PVC are also common uses. In the rubber industry, it is used as an antiadhesion agent and for mold removal. It can also be used to treat surfaces.

It’s a great lubricant . Ethylene Bis Stearamide is used extensively in the production of plastic products. Addition of this material to plastics can improve the surface finish, the smoothness of the surface and the anti-friction qualities of the materials.

PVC Products Ethylene Bis Stearate Amido is a lubricant that’s used in PVC. It can be used to improve the fluidity of PVC particle, reduce adhesion and friction as well as improve the quality of surface of the product.

ABS Products Ethylene Bis Stearamide is a fluid that can be used as both an external and interior fluid. This fluid can be used to improve mechanical properties and the surface of the ABS product.

Products made from polyolefin Ethylene bis Ceramide could be used to lubricate polyolefins. It would improve their anti-friction, processing and wear properties.

Engineered plastics In engineering plastics, ethylene bis-stearamide can be added to increase processing efficiency as well as physical properties.

Ethylene Bis Stearamide, aside from being used as a plastic, can be added to other materials such as inks or coatings that exhibit high levels of lubricity. It also has anti-adhesive qualities, improving the physical properties and processing characteristics of the material.

Ethylene Bis-Stearamide – The Development Trend

Ethylenebis Stearamide’s demand increases every year, due to the rapid expansion of the plastics industry and the advancement in quality standards. To meet market needs and improve product quality, the future research and development of Ethylenebis Stearamide will focus on the following:

The development of new manufacturing methods: Researchers will continue to explore innovative production methods to increase production efficiency and product quality.

Multifunctional additives are being developed in the near-future: The stearic acids amide made from ethylene is not a single lubricant, but it will be designed with the goal of being multifunctional. The performance and flexibility of the ethylenebis stearamide will be improved by combining it with other additives.

Environmental protection, sustainability and Ethylene Bis Stearamide With the increasing awareness of the importance to protect the environment as well as the need to develop sustainable solution in the future, environmental protection and sustainable Ethylene Bis Stearamide use are likely to be the main focus for research. For example, studies on how to minimize waste and pollution emissions during the manufacturing process of EDSA as well as how to reuse or recycle materials made from EDSA.

The plastics industry is constantly evolving and advancing, which has led to the development of new technologies. ethylene bis-ceramide The future of development will be dominated by, as an essential additive and lubricant.

EBS Emulsion Ethylene Bis Stearamide Supplier can be contacted for more information.

What emulsion is ? Ethylene bis stearamide Ethylene-bis-tyramide is an organic chemical. In the last few decades, the compound has been widely used in the […]

Continue reading

Advantages of Aluminum Flake

aluminum flake is used in a wide variety of industrial applications including automotive, marine, and architectural coatings. These coatings are often required to withstand harsh environments that include extreme temperature fluctuations, UV exposure, and chemical attack from salt, acids and alkalis. The successful performance of these coatings depends on the ability of the coating to protect the underlying metal substrate from corrosion. aluminum flakes have proven to be an effective means of achieving this.

aluminum flakes are used in a wide range of powder coatings to provide a metallic effect in a variety of colors and finishes. These flakes are also incorporated into clear topcoats for automobile and industrial coatings to ensure long life and durability. Because they are so versatile, these flakes can be found in many different forms and are available from a large number of suppliers.

In addition to the well-known benefits of aluminum, these flakes are highly recyclable. In fact, almost all of the world’s recycled aluminum comes from these flakes. However, these flakes can be prone to oxidation and discoloration in harsh environments and require protection from these effects.

This invention provides thin plane-parallel aluminum flakes with an inner layer of oxidized aluminum having a thickness of 0.5-30 nm, and processes for their manufacture and use, especially in paints, electrostatic coatings, printing inks, plastics materials, and cosmetics. These metallized pigments exhibit improved shear stability as shown by the difference in lightness L* (according to CIELab system) before and after shear stress, which is significantly lower than that of comparable non-degrading aluminum flakes belonging to the state of the art.

aluminum flake is used in a wide variety of industrial applications including automotive, marine, and architectural coatings. These coatings are often required to withstand harsh […]

Continue reading

The transition from silicon to silicon carbide is the biggest change in the power semiconductor industry

SiC (also known as silicon carbide) is a substrate for semiconductors that is composed of pure carbon and silicon. SiC can either be doped with nitrogen or with phosphorus in order to produce an n-type or with beryllium boron aluminum or gallium for a P-type. It is a synthetically made crystalline compound consisting of silicon and carbide. Since the 19th Century, silicon carbide was used to make sandpaper, cutting tools, and grinding wheels. Recent applications include refractory coatings and heating components for industrial furnaces, wear resistant parts of rocket engines and pumps, and semiconductors substrates for light emitting diodes.
Discovering Silicon Carbide
Acheson was an American inventor who discovered the silicon carbide material in 1891. Acheson tried to make artificial diamonds by heating a coke and clay powder mixture in an iron pot and using the bowl as electrodes. Acheson found green crystals on the carbon electrode, and thought he’d made some new carbon-alumina compounds. The natural mineral form for alumina, corundum, is what he called the new compound. Acheson immediately recognized the significance of his discovery and filed for a US-patent after discovering that these crystals are close to the hardness level of diamonds. His early products were initially used for gem polishing, and sold at prices that were comparable to the price of natural diamond dust. This new compound has a very high yield and can be made with cheap raw materials. Soon, it will be an important industrial abrasive.

Acheson also discovered, at about the same time as Moissan’s discovery, that Henri Moissan had produced a similar substance from a combination of quartz with carbon. Moissan claimed that Acheson made the discovery in 1903 in a published article. Diablo meteorite from Arizona contained some silicon carbide that was naturally occurring. The mineralogical term for this is willemite.

What is the purpose of silicon carbide?
The silicon carbide used in diamond and semiconductor simulants is also gem quality. It is easiest to make silicon carbure by mixing silica sand with carbon in Acheson graphite resistant furnaces at temperatures between 2900degC and 2,500degC.

How powerful is silicon carbide?
Silicon carbide has a crystal lattice composed of a tetrahedron containing carbon and silicon. The result is a very strong material. The silicon carbide will not be corroded in any way by acids, alkalis or molten sodium up to 800degC.

Is silicon carbide expensive?
Silicon carbide ceramic is non-oxide and can be used for a variety products with high thermal and mechanical demands. The best performance is achieved by single-crystal SiC, however, the cost of manufacturing it is high.

How can silicon carbide be made in modern manufacturing processes?
Acheson developed a method for manufacturing silicon carbide that is used by the abrasive industry, the metallurgical industry and the refractory industry. The brick resistance furnace accumulates a finely ground mixture of silica sand with carbon. Electric current is passed through the conductor causing a reaction that combines the carbon from the coke with the silicon from the sand forming SiC and carbon dioxide gas. The furnace runs for days at temperatures ranging from 2,200degC at the core (4,000degC at 4,900degF), to 1400degC at the outer edges. The energy consumption is more than 100,000 kWh per run. At the end, the product consists loosely woven SiC cores ranging from green to black. These are surrounded by raw materials which have not been converted. The block aggregate is crushed and ground into different sizes for the final user.

Many advanced processes are used to produce silicon carbide for specific applications. After mixing SiC with carbon powder and plasticizer and shaping the mixture into the desired form, the plasticizer will be burned. Gaseous or molten Silicon is then injected into a fired object and reacts with carbon, forming a reaction Bonded silica carbide. Additional SiC. SiC’s wear-resistant layer can be created by chemical vapor deposition, which involves volatile carbon and silicon compounds reacting at high temperatures with hydrogen. To meet the needs of advanced electronic devices, SiC can be grown as large single crystals from vapor. The ingot is then cut into wafers, which are very similar to those of silicon, to create solid-state electronics. SiC fibres can be used in reinforced metals and ceramics.

Is silicon carbide natural?
History and applications: silicon carbide. SiC or silicon carbide is the only compound made of silicon and Carbon. SiC can be found naturally as moissanite mineral, but it is rare. It has been mass produced as powder since 1893 for use in abrasives.

Is silicon carbide harder than a stone?
The people have known about it since the late 1880s. It is nearly as hard as diamond. Hardness of silicon carbide (found in diatomaceous ash) is slightly less than diamond for naturally occurring minerals. It is still much harder than spidersilk.

Impact of silicon carbide on the electrification
The transition to silicon carbide is the largest change in the semiconductor industry since the switch from bipolar to IGBT. During this time of transformation, many industries are experiencing a period of unusual transition. The advantages of silicon carbide are no longer a secret. All major players are going through tremendous changes and integrating them further into their technologies.

The automobile industry is an example of a modern industry that is going through a radical transformation in the next decade, moving from internal combustion to electric engines. The move from silicon to carbide plays an important role in improving the efficiency of electric vehicles, while helping them meet consumer demand and comply with government regulations designed to reduce climate change. Silicon carbide products are not only beneficial for telecommunications and military applications but also improve electric vehicle performance, fast-charging infrastructure and power applications.

Electric Vehicle Opportunities
Ford, Tesla and other automakers have announced they will invest over $300 billion in electric cars in the next decade. This is due to an increase in demand from consumers, as well as tighter government regulations. Analysts believe that battery electric cars (BEV) are expected to account for 15% in 2030 of all electric vehicles. This means the market for silicon carbide components used in EVs will double over the next couple of years. Due to the emphasis placed on electrification by manufacturers, they have been unable ignore the benefits of Silicon Carbide. Comparing it to the silicon technology used in older electric vehicles, this improves battery life, performance, and charging times.

Efficiency improvement
The switching loss for silicon carbide devices is lower than the silicon IGBT. Due to the fact that silicon carbide devices do not contain a built-in power source, they have also reduced their conduction loss. All these factors allow silicon carbide devices to have a higher power density. They also enable them to be lighter and operate at a higher frequency. Cree’s silicon carbide reduced inverter losses from silicon by about 78%.

In the automotive sector, these improvements in efficiency can be found in powertrains, power converters and onboard and onboard chargers. Comparing this with silicon-based solutions, the overall efficiency can be increased by 5-10%. This allows manufacturers to use less expensive, bulky, and large batteries, or to extend their range. Silicon carbide reduces cooling needs, conserves space and is lighter than its silicon counterpart. The fast chargers are able to increase the range by 75 miles within 5 minutes.

Cost-reductions of silicon carbide products are driving the further adoption. We will continue to use the electric car as an illustration. We estimate that silicon carbide components in cars could be worth between 250 and $500 US dollars depending on their energy needs. The auto industry can save $2,000 per vehicle due to the reduction in battery costs and space, weight and cost of inverters and batteries, as well as cooling requirements. This factor is critical, even though many factors are driving a transition from silicon carbide to silicon.

The automotive industry is not the only one that has a global impact
Other major demand drivers are rare. Canaccord Genuity estimates that by 2030 the demand for Silicon Carbide will reach US$20 billion.

Silicon carbide power products also allow energy and industrial companies to make the most of every square meter and kilowatt of electricity. The advantages of silicon carbide are far greater than the cost in this field. They enable high-frequency power supplies, uninterruptible power supply, with higher efficiency and higher power density. In this industry, greater efficiency equals higher profits.

Power electronics benefit from silicon carbide’s superior efficiency. The power density of silicon carbide, three times higher than that of silicon, makes high voltage systems lighter, smaller and more cost-effective. In this market, such excellent performance has reached an important point. Manufacturers who wish to remain competitive will no longer ignore the technology.

The future of semiconductors
Cost was a major obstacle in the past to silicon carbide adoption, but with the increased production and expertise, costs have decreased. This has resulted in a more efficient and simple manufacturing process. The customers realized the true value of silicon carbide is at the system level and not in the comparison between individual components. The price will continue to decrease as manufacturing continues to develop and meet the demand of many industries.

This is not a problem anymore, whether or when we transition from silicon to carbide. Now is an exciting moment to be able to take part in industries that are going through major changes. It is clear that the future of these industries won’t be the same. However, we will continue seeing unprecedented changes. Manufacturers will benefit from these changes if they can adapt quickly.

(aka. Technology Co. Ltd., a trusted global chemical supplier & manufacturer has been providing high-quality Nanomaterials and chemicals for over 12 Years. Currently, we have developed a number of materials. The silicon carbide produced by our company is high in purity, has fine particles and contains low impurities. Contact us if you need to.

SiC (also known as silicon carbide) is a substrate for semiconductors that is composed of pure carbon and silicon. SiC can either be doped with […]

Continue reading

A quick overview of Quartz

What is Quartz Quartz This chemical compound is composed of two parts oxygen and one part silicon. This is silicon dioxide. The most abundant mineral on Earth’s surface is silicon dioxide (SiO2). Its unique properties make it a very useful natural substance.
Where Can You Find Quartz?
Quartz is the most prevalent and widely distributed mineral on Earth. The mineral is abundant and present in every part of the globe. It can be formed at any temperature. It is abundant in sedimentary, metamorphic and igneous rocks. It is resistant both to mechanical and chemical weathering. It is very durable, making it a dominant mineral in mountaintops. Quartz is plentiful, widespread, and durable. Around the globe, deposits of quartz can be found.
What are the uses of Quartz?
Quartz is one the most useful materials. Its physical and chemistry properties are responsible for its utility. It has a Mohs Scale Hardness of 7, which makes it extremely durable. Contact with most substances is chemically harmless. Its electrical properties and heat-resistance make it useful in electronic products. Its diaphaneity, luster, and color make it a valuable gemstone.
Uses of quartz in glass making
Sometimes, geological processes deposit sands made up of almost 100 percent quartz grains. These deposits are used as a source of silica sand with high purity. These sands have been used in glassmaking. Quartz sand is essential in the manufacture of flat plate glass and specialty glass.
Uses of quartz as an abrasive
The hardness of the material is high quartz It’s harder than other natural materials. This makes it an excellent abrasive. Quartz sands or finely ground silica are used as sandblasting media, cleaning agents, grinding medium, and grit to sand and saw.
Quartz Sand as Foundry Sand
Quartz is highly resistant to chemicals as well as heat. This is why it’s often used for foundry sand. The melting temperature of quartz sand is higher than that of most metals. This makes it suitable for cores and molds in common foundry operations. Due to their high heat resistance, refractory blocks are frequently made from quartz sand. Quartz sand also acts as a flux when smelting metals.
Uses of Quartz Sand
The filler quartz sand used in rubber, paint and putty. Quartz grains that have been washed are used in roofing granules, as well as for filter media. Quartz sands provide traction for the mining and railroad industries. The sands can also be used on beaches, golf courses, baseball fields and volleyball courts.
Quartz Crystals: Uses and Benefits
The ability of quartz crystals to vibrate precisely at a specific frequency is one of the most fascinating properties. These frequencies are so precise, quartz crystals can also be used for making extremely precise time-keeping equipment and equipment which can transmit radio or television signals on precise and stable frequency.
Quartz crystals have also found a variety of other uses. They are used for specialized filters, lenses, and windows used in lasers. Beach sand, a material that was once used to make sand castles, is now being used in the production of some of the world’s highest-tech electronic devices.
Need for Synthetic quartz crystals
The demand for Quartz Crystals increased so quickly in the 1900s that mines around the globe were unable supply sufficient quantities. Fortunately, during World War II the military and private industries began developing methods for growing synthetic quartz crystals in order to meet special requirements for optical or electronics use.
Most of the quartz used in optical and electronic instruments is grown in laboratories, not in mines. Hydrothermal processes are used in most laboratories to grow crystals. The crystals that are synthesized are grown in superheated, silica-rich waters at high temperature. These crystals can grow in any size, color, or shape to suit the manufacturing process.

(aka. Technology Co. Ltd., a trusted global chemical supplier & manufacturer has over 12 years experience in supplying super-high-quality chemicals & Nanomaterials. Our quartz has a high purity, fine particles and low impurity content. Please call us in case of need.

What is Quartz Quartz This chemical compound is composed of two parts oxygen and one part silicon. This is silicon dioxide. The most abundant mineral […]

Continue reading