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Aluminum Oxide Powder used as Carrier

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What does it mean to be an aluminum oxide carrier

Aluminum oxide White powder, molded Aluminum oxide, solid is called carrier. It accounts for approximately 70% of industrial support catalysts. Aluminium oxide comes in many forms. Different forms not only have different properties; even different forms can exhibit different properties due to their different sources.
Aluminum oxide is used as a catalyst. These properties are crucial. Aluminium oxide can be prepared mostly from the hydroxide. Also known as aluminum oxide, hydrate or Aluminum oxide hydrate.

Aluminum oxide carrier shapes

Although aluminum oxide carrier powders are available in commercial quantities, most are moldable. Most aluminum oxide carriers used for catalysts in fixed-bed reactions are spherical, ingot-shaped, and strip-shaped. However, microspherical aluminum oxygen carriers are most commonly used in fluidized beds reactors. Aluminum oxide can be made into specific-shaped carriers, including honeycomb and rings, for catalytic processes like trefoil, ring, or fiber. Aluminium oxide sol can also be purchased in solids. Crystal form, purity and specific surface area are important criteria for choosing aluminum oxide. Bulk density is also an option. Specific surface area for a-aluminumoxide is extremely low, less than 1m2/g. In contrast, the specific surface area for transition aluminum oxide ranges from 10102m2/g to up to 10102m2/g.

Properties of aluminum oxide carriers

Porous materials make up most of the commercial aluminum oxide carriers. The pore sizes and their distributions have a significant impact on the diffusion properties in the catalytic processes. While fine pores have an average size of less than 20mm2, coarse pores are larger and can exceed microns. The species of pore can have a different pore structure. Every type of transition aluminium oxide is water-rich. Additionally, there are exposed aluminum atoms and hydroxyl groups at the surface. Temperature and the prep conditions can affect the surface acidity. Aluminum oxide will have a higher surface acidity due to the presence of halogen and other negative ions. These ions will also promote aluminum oxide's ability to catalyze hydrocarbon cracking or isomerization.

Application of aluminum oxide powder

Catalytic active elements are added to aluminum oxide powder. Supporting catalyst active ingredients with high specific activities is possible with aluminum oxide having a limited specific surface area. This can be used for materials that have a few coarse pores. This type of carrier is able to eliminate pores' diffusion effects and reduce deep oxidation. The support for the oxidation from ethylene to an aluminum oxide catalyst is a-aluminum. A large surface area aluminum oxide can disperse active components easily into tiny particles. The barrier function of the carrier can prevent active components from sticking to the particles. This is the most widely-used aluminum oxide carrier. The aluminum oxide supports can be used to disperse precious metals like platinum, rhodium, and other metals.

Aluminum oxide's aluminum surface acidity combined with the active components form bifunctional catalysts. Platinum-aluminumoxide catalyst for platinum reforming. Aluminum oxide acts not only as a carrier but is also an active component of the catalyst.

Aluminum oxide Powder Price

Price is affected by many things, such as the demand and supply in the market and industry trends. Economic activity and market sentiment are also important.
Send us an enquiry to get the best price for aluminum oxide powder. (brad@ihpa.net)

Aluminum oxide Powder Supplier

Technology Co. Ltd. (), is a well-respected aluminum oxide powder manufacturer, and supplier of Al2O3 powder with more than 12 years' experience. All of our products are available for shipment worldwide.

You can contact me if you're looking for aluminum oxide powder of high quality. Get in touch You can also send us an inquiry. (brad@ihpa.net)

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Mercury Powder

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mercury powder is a powdered form of mercury oxide. It is useful for many applications such as water treatment and fuel cell and solar applications.

It is available as either spray dry or non-spray dry powder. It is typically used in applications where high surface areas are needed, including pressed and bonded sputtering targets.

The chemical symbol Hg is derived from the Greek word "hydrargyros", which means “water-silver” or “living silver”. It is also known as quicksilver.

Natural forms of mercury are metallic mercury, mercuric sulfide and mercuric chloride. They can be transformed into organic mercury by micro-organisms.

These compounds can cause a range of health problems. Specifically, they are toxic to the human body and can cause chronic and acute poisoning.

In addition, some organic forms of mercury are able to be absorbed into the skin and mucous membranes. These soluble mercury salts can also damage the kidneys, causing acute poisoning.

Some of the products that contain elemental or metallic mercury include glass thermometers, mercury dental fillings, button batteries and fluorescent light bulbs. However, mercury has become more and more widely replaced by safer options. In some clinical environments, mercury thermometers and sphygmomanometers have been phased out in favor of alcohol or galinstan filled glass thermometers and thermistor based electronic instruments.

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Silicon Carbide Powder Supplier

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Silicon carbide is a chemically inert material used in many industries. It has a low co-efficient of thermal expansion, high strength at high temperatures and is corrosion resistant. It can be formed into ceramics, a polymer matrix or large crystals for use as semiconductors.

It is a common choice for electrical applications as it has a band gap of 2.4 eV or more. It can be doped with nitrogen, aluminum or boron to improve its conductivity. It also shows excellent properties at high temperatures, up to 1600 degC.

A silicon carbide powder supplier carries a full range of products including rough, macro-grits, micro-grits, powders, bonded abrasives and refractory materials. Its Mohs hardness of 9.25, chemical inertness, resistance to melting, high thermal conductivity and low co-efficient of thermal expansion make it a good choice for wire sawing, power switching, high temperature heating elements, refractories, sandpaper, grinding wheels, gem polishing, advanced ceramics, diesel particulate filters, and thermal sprays.

The surface morphology of the same specimen with different loads of silicon carbide at the different wt%s is shown in Figure 2. These samples were printed with a laser using island-like scanning lines instead of long scanning lines. The laser induced melt flow caused the material to be in a high deformation state that resulted in increased porosity and internal defects.

Workers who use carborundum abrasives frequently or work in the manufacturing of it may be susceptible to diffuse interstitial pulmonary fibrosis, which is characterized by fibrotic lung disease and lung cancer. Studies have found that these workers have a two-to fourfold increased mortality rate after adjustment for tobacco smoking.

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Nano Al Powder Usually Requires Surface Coating

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The characteristics of nano-al powder include a small particle size, high specific surface area, and high surface energy. This powder is used widely in the formulations of thermite as well as propellant and pyrotechnics powder. The development of nanotechnology has made nano-aluminum a more active research area. It is now capable of producing better results than traditional aluminum powder.
Why are Nano Al Powder surfaces coated?

Nano Al Powder's activity is expected to be low and less affected by environmental factors, such as temperature and humidity. The product should be stable for a long period of time. However, aluminum as an active metal can react with oxygen and other gases in the air to form a layer of aluminum oxide that covers the Nano Al Powder. This reduces the energy-release effect of Nano Al Powder. In order to avoid dispersion or homogenization in this system, researchers at home and overseas have used the technique of coating and modifying the surface of Nano-Aluminum powder in order to improve their results in the area of energetic materials.

Analysis on Nano Al Powder Surface Coating Technology

Nano Al Powder currently surfaces using a mixture of surface passivation or in-situ coating.

1. Nano Al Powder surface passivation and coating

1.1 Passivation mechanism. The strong induced dipole/dipole interaction means that unpassivated, charged particles remain in dispersion media (Ar). The diffusion of uncharged particles with Ar results in electrons being transported from the metal surface to the oxidant. However, the oxidant (protonH+), is transported through the interface metal-oxide. Electrostatic fields are created when positive-charged particles accumulate and stop the redox reaction. The redox reaction is strengthened before the negative charge is fully compensated. The additional metal will be oxidized in order to stabilize and increase the electric field.
1.2 Significance and significance of passivation. Although passivation improves nano-aluminum's oxidation resistance, this shell layer does not contribute to energy release. It is essential to fully consider the preparation of nano-aluminum dust, as well as the particle size, type, structure, thickness and so on. The shell layer of the surface coating is essential for determining the activity control performance and anti-oxidation performance.

2. Nano Al Powder in-situ coating

2.1 Electric explosion method
The electric explosion technique involves using a pulse current having an energy density of 1.0x (106109)A/cm2 upon the aluminum wire. The aluminum wire is heated up and melted immediately, then vaporized under the form of an explosion. Finally, the product is dispersed within an inert atmosphere, where it is cooled to make Nano-aluminum particle. The three main aspects of in-situ electroexplosion coating are (1) to ensure that the active aluminium content of the nanoaluminum particles reaches the micron level (95 to 98%); (2) to improve the propellant's performance. (3) The propellant's combustion performance is improved by coating modification. This prevents nano-aluminum from oxidation inactivation. should have a promotion effect. Table 1 lists the most common coating materials used for the surface modification nano-aluminum particles.
2.2 The wet chemical method
The wet chemical procedure uses tertiary aluminum hydride to undergo decomposition under the control of titanium isopropoxide to create nano-aluminum. The solution will turn dark brown once the catalyst has been added. A coating can be added to stop nano-aluminum particles from aggregating during the process of turning black. Finally, nano-aluminum particles composite particles are formed on the container walls.
This method allows for the safe processing of active aluminum powder in liquid. Decomposition rates of tertiary aluminum aluminum hydride and time for organic coating play a major role in the formation of aluminum powder as well as the morphology and size of composite particles. Other effects of organic matter may also be possible. The shell coating is responsible for forming a protective coating on nano-aluminum powder's surface. It also plays an important part in chemical reactions. Different organic coatings may have different effects. Future research should focus on the mechanism of operation.

Tech Co., Ltd. is a professional Al powder supplier. It has over 12 years' experience in chemical products development and research. We accept credit cards, T/T and Paypal payments. We will ship goods overseas via FedEx, DHL and by air or sea to our customers.

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What is Neodymium Powder?

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neodymium powder is a solid metallic material that can be used to make neodymium-doped lasers. It is also used to colour glass.

Neodymium is one of the lanthanides, or elements in period 6 on the periodic table. It is part of a group of rare-earth metals that includes scandium, praseodymium, terbium, and lanthanum.

The valence shell of neodymium is far from the nucleus, so the electron affinity is very high, meaning that a large amount of energy is required to attach an electron to the atom. This explains why pure neodymium is a very strong magnet at cold temperatures, and why it is mixed with iron and boron to create an alloy that has the same properties at room temperature.

Its magnetic properties allow it to be used in the manufacture of very strong permanent magnets, which have reduced the size and weight of many electronics devices and even made some types of cars lighter in their engines. The use of these magnets in a range of products means that the demand for this rare earth is increasing year on year.

As with any rare-earth metal, neodymium prices are driven by supply and demand. This is determined by commercial sectors such as wind power and electric vehicles, which are increasing their use of neodymium-based magnets.

As a result, neodymium prices are always rising and remain a highly desirable investment. There are several ways for investors to become involved with neodymium, including funds, stocks, and rare-earth recycling companies.

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Tungsten Disulfide Powder

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Tungsten disulfide is used in a variety of applications. It can be used as a lubricant in different industries, especially in the aerospace and automotive industry.

Aside from the lubricity it offers, tungsten disulfide is also non-toxic. It also has a high load-bearing capacity of 300,000 psi. In addition, it has a very low coefficient of friction.

WS2 is a crystalline form of tungsten sulfide. It occurs naturally as a mineral called tungstenite. WS2 has a layered crystal structure. This enables a layer to be maintained in between the particles, helping to increase the lubricity of the underlying surface.

WS2 is a very efficient lubricant, especially for gears and other moving parts. Gears with WS2 tend to run smoother and last longer. Moreover, the coating is compatible with petrochemical oils and synthetic greases.

When applied, WS2 creates a very thin film with a maximum thickness of 0.5 microns. The coating doesn't require binder applications, since it forms a lubrication layer. Moreover, WS2 can be applied on a variety of surfaces, including steel, aluminum, and magnesium. Besides, it is also effective in vacuums and high-temperature fields.

The lubrication provided by WS2 has a very low friction coefficient, which is very important in the automotive industry. Compared to PTFE and PTFE, it has a lower coefficient of friction.

Another benefit of WS2 is that it doesn't adhere to itself or to the substrate. This allows for the smooth and easy slipping of the layers.


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The Main Preparation Methods of 3D Printing Metal Powder

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3D printing represents a new form of printing technology. 3D printing metal powder, the most important material for 3D-printing metal parts, is 3D printing. The main 3D powder materials currently available are nickel-titanium alloy powder Steel, stainless, industrial steels, stainless, cobalt-chromium alloy, titanium alloy, nickel-aluminum, and bronze alloy.
3D printing of metal powder requires good plasticity.

Three types of preparation for 3D printing metal powder are available: reduction method, electrolysis, grinding method, and atomization method. At the moment, China's two most common pulverizing processes are the argon-atomization method and the plasma rotating electrode method.
1. Argon atomization
Argon atomization is a powder-making method that uses the fast flowing, argon gas flow to strike the metal liquid, then break it into small particles and finally condense into a solid powder.

2. Plasma rotating electrode method
Plasma state is also known as the fourth state. The process of plasma rotating electro atomization (prep) is simple: The metal or alloy is made into a consumable, then the liquid film is melted under the coaxial plasma heating source to form liquid. The liquid film is then thrown away at high speed to form droplets. Under the action shear stress, the molten dropslet cools down and solidifies under surface tension.

The following are some of the benefits of plasma rotating electrode metal powder:

High sphericity with a smooth surface and high loose densities, which means that the uniformity of powder spread is excellent and printing products have a high density.

Tech Co., Ltd. () is a professional 3D printing metal powders Over 12 years of chemical product development and research experience. We accept credit cards, T/T and Paypal payments. We will ship goods overseas via FedEx, DHL and by air or sea to our customers.

You can find high-quality 3D printing powder in metal powder here. Get in touch Send an inquiry

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Stearic Acid Series

CAS 557-05-1 Zinc Stearate Powder

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About Zinc Stearate Powder:
Zinc Stearate Powder is a fine white powder in appearance, smooth to the touch, no sandy feeling, and has a fatty odor.
Orachemicals is a trusted global Zinc Stearate Powder. Feel free to send an inquiry to get the latest price of Zinc Stearate Powder if you would like to buy Zinc Stearate Powder in bulk.


If you want to know zinc stearate price, please send inquiry to sales1@rboschco.com


Product Performance of Zinc Stearate Powder:
Zinc Stearate Powder is insoluble in water, but soluble in other organic solvents such as hot ethanol, turpentine and benzene. Zinc stearate is decomposed into stearic acid and corresponding zinc salts in the presence of strong acid.

Technical Parameter of Zinc Stearate Powder:

Product Name    Short NameMelting Point  Zn Content Particle SizeAppearance  
Zinc Stearate PowderN/A120±℃10.3-11.3%325 mesh white powder


Applications of Zinc Stearate Powder:

Zinc stearate uses in the processing of non-toxic PVC products. Zinc stearate uses in cosmetics. It has a synergistic effect with calcium stearate and barium stearate, which can effectively improve the light stability of PVC products. The dosage in PVC processing is usually<1 portion;

Zinc stearate in rubber compounds, and it is also used in the manufacture of PP, PE, PS, EPS polymerization additives and pencil leads. The general dosage is 1-3 portion.

Packing & Shipping of Zinc Stearate Powder:
We have many different kinds of packing which depend on Zinc Stearate Powder quantity.
Zinc Stearate Powder packing: 20kg/bag, then put on pallet.
Zinc Stearate Powder shipping: could be shipped out by sea, by air, by express as soon as possible once payment receipt.

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Zinc Stearate Powder Properties

Other NamesN/A
CAS No.557-05-1
Compound Formula[CH3(CH2)16COO]2Zn
Molecular WeightN/A
AppearanceWhite powder
Melting Point120±5℃
Boiling PointN/A
DensityN/A
Solubility in H2ONo
Exact MassN/A

Zinc Stearate Powder Health & Safety Information

Signal WordN/A
Hazard StatementsN/A
Hazard CodesN/A
Risk CodesN/A
Safety StatementsN/A
Transport InformationN/A
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Eight Uses of Boron Powder in Different Fields

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Boron powder solid, either silver-gray or black. Crystal boron is a black solid. It is also hardier than diamond and has a brittle texture.
Elemental Boron is a dark or brownish powder. Diboron trioxide film forms when internal boron has been oxidized in air. Boron powder can react at room temperature with fluorine and is not corroded if it is dissolved in hydrofluoric or aqueous hydrofluoric acids.

Boron powder is insoluble with water. However, powderedboron can be dissolved in boiling nitric and sulfuric acids, as well as most molten metallics like copper, iron and manganese.

Boron powder used in different fields

Boron powder is used extensively in electronics, medicine, metallurgy and many other fields.

1. Boron powder is used in pyrotechnics. Boron is the best nonmetallic fuel for energy. The small surface area and irregular shape of boron powder make it much more difficult to ignite.

2. Boron powder can also be used as a raw material to make high-purityboron halide or other boron compound materials.

3. Boron powder is used in oxygen-free copper melts as a deoxidizer. During metal smelting, a small amount is added of boron powder. It can be used as a deoxidizer, to keep the metal from being oxidized at elevated temperatures.

4. Boron powder is used to make special metal products and improve the mechanical properties.

5. Boron powder is also a good welding aid.

6. Boron powder is used to make solid rocket propellants.

7. Boron powder is used in the manufacture of automobile airbags.

8. Boron powder is used to make magnesia carbon bricks in high-temperature furnaces for steelmaking.

Tech Co., Ltd. () is a professional boride powder Over 12 years experience in the development and research of chemical products. We accept credit cards, T/T and Paypal payments. We will ship goods overseas via FedEx, DHL and by air or sea to our customers.

You can find high quality amorphous powder boron at a great price by contacting us. Get in touch Send an inquiry

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What is Ti6Al4V Powder?

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What is it? Ti6Al4V Puffer ? Powdered Titan alloy is produced by atomizing, rotating or vacuum decompression of qualified titanium alloy liquid metal, and hot extrusion to rod, hot isostatic pressure into titanium alloy turbine disc, aircraft keel joint material, and seawater desalination system material.
The key features of Ti6Al4V Powder
Titanium and its alloys are well-suited for use in aviation, chemical industry and metallurgy as well as marine engineering, medical treatment and other areas. It is now the most important structural metal material for aircraft engines, along with its alloys.
Ti6Al4V TC4 Powder Properties
Other Titles Ti6Al4V powder, TC4 powder
No. N/A
Combination Formula TA0,TA1,TC4,TC4 ELI,TC11,TC17,TC18,TC21,TA7,TA12,TA15,TA17,TA19,
Ti40,Ti60,TiAl(Ti36Al,Ti48Al2Cr2Nb),TiNi,TiNb,ZrTi
Molecular Weight N/A
Appearance Grey powder
Melting Point N/A
Solubility of in water N/A
Density N/A
Purity 99%
Particle size 0-20mm, 15-45mm, 15-53mm, 53-105mm, 53-150mm, 105-250mm
Boling Point N/A
Specific heat N/A
Thermal Conductivity N/A
Thermal Expansion N/A
Young’s Modulus N/A
Exact N/A
Monoisotopic N/A
3D Printer Ti6Al4V Powder HTML4_
The Uses of Ti6Al4V Pulver
(1) Corrosion-resistant general components are made from treated pure titanium sponge by cold pressing vacuum sintering. Use of titanium powder-sintered parts in aviation is a mature practice. Pure sponge titanium powder, or alloy powder, can be rolled directly into porous titanium plate or dense titanium plate. The former can then be coiled into a porous tube and welded as a filter.
(2) TiAI alloy target can be made by using titanium powder and aluminium powder as raw materials. For electronics, titanium getter material that can reach high vacuum is required. HDH titanium powders are typically used with larger surface areas to make such materials.
(3) Titanium alloy powder forms by cold isostatic press and vacuum sintering. Then, various profiles can be obtained by forging and rolling. This titanium alloy profile has many applications.
(4) HIP direct formation of pre-alloyed powder for the production of high-strength, titanium alloy products.
(5) Pre-alloyed powder can be directly formed into parts for aero-engine parts at medium temperatures.
(6) Hot isostatic pressing and vacuum sintering of engine connecting rods are used widely in automobile engines. In addition, powder metallurgy intake- and exhaust valves are used widely in the automobile industry.
The highest quality Ti6Al4V Powder Source
Tech Co., Ltd. () is a professional 3D printing powder Over 12 years experience in the development and research of chemical products. We accept credit cards, T/T and Paypal payments. We will ship goods overseas via FedEx, DHL and by air or sea to our customers.
You can find high quality amorphous powder boron at a great price by contacting us. Please contact us Send an inquiry




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Resent Products

Recommended product from this supplier.

 Blue Cleaning Laundry Detergent Powder 500g 900g 5kg

US$ 350-1000 / Ton

(FOB Price)

25 Tons (MOQ)

  • Scent : Natural Fragrance
  • Age Group : Adult
  • Form : Powder
  • Packing : Poly Bag, Carton, Pallet
  • Standard : 110 X110X120 cm
  • Port : Shanghai