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Aluminum Oxide Powder used as Carrier

What is light weight aluminum oxide provider? Aluminum oxide provider refers to white powder or molded Light weight aluminum oxide strong, which is the most extensively used stimulant carrier, accountancy for around 70% of commercial supported stimulants. Light weight aluminum oxide has many kinds, not just different kinds have various properties, however also the exact same type has various homes due to its different resources, such as density, pore structure, details area and so on.

These properties are of excellent significance for light weight aluminum oxide used as stimulant provider. Light weight aluminum oxide is primarily prepared from its hydroxide (additionally called Aluminum oxide hydrate or aluminum oxide hydrate).
. Aluminum oxide carrier shapes. Industrial aluminum oxide providers are powdered, yet most of them are formed. Strip, round and ingot-shaped light weight aluminum oxide are mostly used as catalyst providers in fixed-bed activators, while microspherical aluminum oxide providers are mainly utilized in fluidized bed reactors. It can additionally be made right into special-shaped carriers for certain catalytic procedures, such as ring, trefoil, honeycomb, fiber (see aluminum oxide fiber), and so on. In addition to solids, light weight aluminum oxide sol is readily available for sale. The crucial parameters for choosing aluminum oxide are crystal type, pureness, certain surface, pore structure, mass thickness and so forth. The specific surface of α& alpha;- light weight aluminum oxide is extremely reduced( much less than 1m2/g), as well as the specific surface area of change aluminum oxide is usually approximately 10 ~ 102m2/g.
. Aluminum oxide service provider residential or commercial properties. The majority of the developed business light weight aluminum oxide providers are permeable products, and also the pore size as well as its distribution have a crucial influence on the diffusion residential or commercial properties of reactants in the catalyst fragments in the catalytic process. The pore size of fine pores can be much less than 20 μ & mu; m, while that of crude pores can reach micron level. The pore framework varies with species. All shift aluminum oxide consists of water essentially, and also there are some hydroxyl teams and revealed aluminum atoms on the surface, which reveals the characteristics of B acid as well as L acid (see acid-base driver), which has a vital impact on the residential properties of Light weight aluminum oxide provider. The surface level of acidity is connected to the prep work conditions, specifically to the pollutant ions as well as warmth treatment temperature. Adverse ions such as halogen will certainly boost the surface area acidity of light weight aluminum oxide, which will certainly advertise the catalytic function of aluminum oxide itself for hydrocarbon cracking and also isomerization.
. Aluminum oxide powder applications. Light weight aluminum oxide powder filled with catalytic energetic parts. Light weight aluminum oxide with tiny particular surface area (or materials with only a handful of crude pores) is typically used to support catalyst energetic elements with high particular activity. The diffusion impact in pores can be removed by using this kind of carrier, and the deep oxidation side response can be reduced while doing so for the purpose of selective oxidation. As an example, the silver catalyst for the oxidation of ethylene to ethylene oxide is supported by α& alpha;- light weight aluminum oxide. Light weight aluminum oxide with huge specific area has a strong pore structure, which can highly distribute the active elements of the driver right into particles, as well as with the obstacle effect of the service provider, the active part particles can be protected against from sintering and also growing up in the process of usage. it is a type of extensively made use of aluminum oxide carrier. For example, the rare-earth elements platinum, rhodium and so on are spread on aluminum oxide support to make hydrogenation stimulant, which can boost the application of precious metals.

The surface acidity of light weight aluminum oxide as well as the energetic parts packed kind bifunctional stimulants. For instance, the platinum-aluminum oxide catalyst utilized in platinum reforming, in which light weight aluminum oxide is not only a service provider, however also one of the active parts of the catalyst.
. Light weight aluminum oxide Powder Cost. The cost is influenced by numerous variables consisting of the supply and also demand on the market, sector fads, economic activity, market view, as well as unexpected occasions.
If you are seeking the most up to date light weight aluminum oxide powder cost, you can send us your inquiry for a quote. (
. Light weight aluminum oxide Powder Provider. Modern Technology Co. Ltd. is a relied on aluminum oxide powder producer and also Al2O3 powder vendor with over 12-year-experience. We deliver our goods around the globe.

If you are trying to find top quality light weight aluminum oxide powder, please do not hesitate to contact us as well as send out a questions. (

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