What’s the use of nano Fe3O4 powder?
Nano Fe3O4 powder is an excellent additive for the making of concrete and cement. Nano-sized particles exhibit a filling effect and do not actively participate in the process of hydration. It is a versatile additive which can be utilized in many different applications. We will go over its properties and potential application in this post.
Nano Fe3O4 powder application
The Nano Fe3O4 powder, a type magnetic material, has a wide range of applications. It is used in rubber, concrete, metals, ceramics, and other metals. The high density and magnetic properties make it suitable for construction and many industrial processes. Nano Fe3O4 is also known as nanomagnetite.
Fe3O4 nanoparticles were tested for antibacterial properties against four strains of bacteria. They’re effective against gram-positive as well as gram-negative bacteria. It is unclear why gram-negative bacteria are more sensitive to Fe3O4 however, a study has proven that nanoparticles made of Fe3O4 have powerful antibacterial properties against both kinds of bacteria.
Nanometer Fe3O4 powder can be prepared by a simple process involving a polytetrafluoroethylene autoclave. The iron is then dissolving in a solution of the ethyl alcohol, urea and other ingredients. The solution is then calcined to the temperature of 450° Celsius for 1 hour.
Preparation of Nano Fe3O4 powder
You can create nano Fe3O4 powders with a variety of methods, including electrolysis, thermal processing and chemicalvapor deposition. They have a high saturation magnetization and have a high magnetic response. They are therefore a good candidate for magnetic separation. This material also has a high coercivity and is conductive.
Making a solution from Fe3O4 (and DEG) is the initial step in making Nano Fe3O4 powder. When the solution temperature rises, the iron solution boils. The viscosity of the iron solution will rise as a result. After the mixture has been centrifuged 12 minutes at 14,000 RPM, it is again spun three times. The precipitate is dried at 70°C.
XRD analysis shows that the Fe3O4 nanosheets possess a triangular or hexagonal structure that has edges that range from 80 to 150 millimeters. The image of the HRTEM shows that the sample has good crystallinity and an interplanar space of 0.296 millimeters. The SAED pattern shows arrays of Diffraction points in the direction.
Characteristics of Nano Fe3O4 powder
The impact of nano-Fe3O4 powder on cementitious composites has been investigated. The powder displayed a filling effect and decreased total porosity, while it was not actively involved in the hydration process. This powder is ideal for cementitious applications.
Fe3O4 nanoparticles demonstrated an effective antibacterial effect against four different bacterial strains: E. coli, P. vulgaris, S. aureus, and S. tularensis. The antibacterial properties were more apparent for gram-negative bacteria. However, it was less effective against Gram-positive bacteria. Fe3O4 nanoparticles also had high antibacterial activity against Escheriche-coli, Xanthomonas as well as other bacteria.
A nanometer Fe3O4 powder can be prepared in the laboratory using a process called the urea process. The process creates iron oxide particles of 50-100 nanometers in diameter. The distribution of particles’ sizes is managed. To determine if the material has magnetite in it an ice crystal can be collected and tested for magnetic properties.
The magnetic properties of nano Fe3O4 powder
A novel magnetic nanocomposite has been created by using Fe3O4 nanoparticles which are dissolved in PANI. This powder has a wide range of applications for electromagnetic devices due to its superior magnetic susceptibility, magnetic susceptibility and saturation magnetization. It also has good characteristics for absorption of microwaves. This means it is an ideal option for broadband shielding materials.
Four variables affect the magnetization of Fe3O4: size geometries, geometry, magnetic anisotropy and geometries. Fe3O4 at the temperature of ambient is ferrimagnetic. However, thermal fluctuations could alter its ferromagnetic alignments and strength. As temperature increases the magnetic properties of Fe3O4 Powder change. This could lead to reduced magnetization as well as supermagnetic properties.
An aqueous phase coprecipitation technique was used to examine the magnetic properties of Nano Fe3O4 Powder. The Fe 3 O 4 nanoparticles have a diameter of around 228 nm with a Polydispersity Index (PdI) of 0.402. The more homogeneous the particles, the lower the PdI.
Nano Fe3O4 powder could be reused
Nano Fe3O4 Powder is a green alternative to traditional pickle liquor. The process makes use of low-grade iron oxide and an alkaline liquid for an oxygenant. After the waste liquor is prepared, it is stirred using an emulsion machine that is high-speed. The alkaline liquid is then able to be added to the liquor. The mixture is then dried for four hours in an atmosphere of vacuum.
Hydro-thermal reactions in 0.1 M NaOH (AR) were employed to synthesize the Fe3O4@Fritillaria NPPs. The particles were separated by magnets and replaced using the solution of Mg (NO3)2$6H2O or Al(NO3)3$9H2O and urea, after the synthesis.
The major supplier of nano Fe3O4 Powder
Luoyang Trunnano Tech Co., Ltd (TRUNNANO) is an experienced supplier of oxide powder with more than 12 years experience in research and development. We accept payment via Credit Card and Paypal. Trunnano will ship products to customers overseas via FedEx, DHL or by air for customers.
We can supply high-quality excellent nano Fe3O4 Powder. Please contact us to inquire.