SKU: 98302283279

Mn3O4 powder

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Description

Mn3O4 powderProduct Name Name: Mn3O4 powder Product Overview Manganese trioxide is a black tetragonal crystal belonging to the spinel class, with an ionic structure of Mn2+(Mn3+) 2O4, in which divalent and trivalent manganese ions are distributed at two different lattice positions. Oxygen ions are tightly packed in cubic form, divalent manganese ions occupy tetrahedral voids, and trivalent manganese ions occupy octahedral voids. When the temperature is below

Product Name

Name: Mn3O4 powder

Product Overview

 

Manganese trioxide is a black tetragonal crystal belonging to the spinel class, with an ionic structure of Mn2+(Mn3+) 2O4, in which divalent and trivalent manganese ions are distributed at two different lattice positions. Oxygen ions are tightly packed in cubic form, divalent manganese ions occupy tetrahedral voids, and trivalent manganese ions occupy octahedral voids. When the temperature is below 1443K, manganese trioxide transforms into a tetragonal spinel structure; Above 1443K is a cubic spinel structure. Manganese trioxide is paramagnetic at room temperature, but exhibits ferromagnetism below 41-43K. Manganese trioxide exists in the form of black manganese ore in nature and is the most stable oxide. Relative density 4.7, melting point 1567 ¡ãC insoluble in water, soluble in hydrochloric acid.

The preparation methods of manganese trioxide mainly include the following: high-temperature calcination method, wet catalytic oxidation, electrolysis method, and chemical precipitation method.


Technical Parameter

Appearance:Brown powder

Diameter:-25μm

 

Product Features

Stability: Manganese trioxide is relatively stable at room temperature and is not easily decomposed, which makes it very reliable as a catalyst in many chemical reactions.

Catalytic performance: Manganese trioxide can catalyze various hydrogenation reactions, such as hydrogenation of styrene to phenylethane, hydrogenation of propylene to propanol, etc.

High purity and low impurities: High quality manganese trioxide products have high purity, low metal impurity content, uniform particle size distribution, and large specific surface area, making them particularly suitable for the preparation of positive electrode materials for lithium-ion batteries.

Widely used: Manganese trioxide is mainly used in the production of soft magnetic materials and lithium positive electrode materials, such as manganese zinc ferrite and lithium manganese oxide in lithium-ion batteries.

 

Application Fields

 

Battery material: Used as a positive electrode material for lithium-ion batteries, it can improve the capacity and cycling performance of the battery. In lithium-ion batteries, the unique structure and electrochemical properties of manganese trioxide contribute to improving the charging and discharging performance and stability of the battery

Electronic materials: used for making magnetic cores, magnetic recording materials, etc. In the field of electronics, as a magnetic core material, it can provide good electromagnetic performance.

Catalyst: A catalytic process that participates in some chemical reactions, such as hydrogenation reactions.

Soft magnetic materials: Manganese trioxide is one of the important raw materials for preparing soft magnetic materials such as manganese zinc ferrite, and is widely used in fields such as electronic computers, telephone transformers, and commercial inductors.

 

Related Information

Please e-mail for the detailed characterization data.

E-mail:[email protected]

 

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SKU: 98302283279

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4.6 ★★★★★
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SB
Chelsea, US
★★★★★ 5
Good Quality
Color: White
This is absolutely beautiful. The lighting is ambient and not bright, with a warm glow (not as bright as the photos), and the charge lasts about 3 hours, give or take. The plaster mold is done very well so that it looks high end. It is also high-quality because I dropped it and it didn't break. For this reason, the price is right. This would be a great gift, but also a wonderful ornament for the yard or even as a welcome at the front door.
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Reviewed in the United States on March 31, 2026
L
logan zaske
Houston, US
★★★★★ 3
Looks nice, and works well but the light doesn't fit well.
Color: White
I have mixed feelings about this little angel light. I got it for my mom, and she really loves it, and it looks great on the edge of the garden by the walkway up to the house. It doesn't provide a lot of light, but what it does offer is just enough at night to help people navigate until they're close enough for our motion activated porch light to turn on. The light however just doesn't come installed in the figure and doesn't fit very well into the hole it's supposed to sit in. I used some thick double sided tape as a gasket to hold it in place and solved the problem, but it's worth noting anyway. As for overall quality, it's ok, but not great. The figure is made of resin (plastic), and is fairly thin and not very strong. It's also very light and can be knocked or blown over by wind very easily. The casting on the angel itself is ok, but the socket the light sets into was misshapen and I also had to clean it up to even get the light to fit into it. (There was some flashing at the bottom of the hole that prevented it from sitting all the way down) Battery life seems to be pretty good, and lasts through the night as long as it gets enough sun during the day, but on cloudy days it tends to only last a few hours at most. And the light sensor does work well, it comes on right at dusk. As for value I'm not sure I'd say it's a great deal for the current price, but if you can find it on sale might be worth getting. Of course on anything decorative value is subjective and depends largely on how much you like the look of it. As always if I encounter any other issues or think of anything else to add I'll update this review!
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Reviewed in the United States on March 4, 2026
A
Amanda Scarberry
Dallas, US
★★★★★ 5
solar figurine
Color: White
I recently added these angel figurines to my garden, and they are absolutely lovely. The solar-powered feature lights them up at night, creating a soft, peaceful glow that highlights my patio and lawn beautifully. The statues are well-crafted and durable, holding up nicely in sun and rain, and the white finish looks elegant against my greenery. They also make a thoughtful gift for moms or garden lovers. Overall, these are charming, functional, and decorative outdoor angel statues that add a serene touch to any garden or balcony.
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Reviewed in the United States on March 31, 2026
E
Erica
Grantham, US
★★★★★ 5
Beautifully made sturdy angel statue!
Color: White
This outdoor angel statue is so well done! The craftmanship on it is amazing! Easy to hook in light. I do note that the light is a little wobbly in the holder section, but it looks fantastic! Lights up nicely! The wings and the detail on the angel really are well done. This statue is beautiful! It is pretty sturdy too. Looks well inside, but definitely will be a nice touch to my garden! Seems to be weather resistant as well!
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Reviewed in the United States on March 4, 2026
G
Verified Purchase
Gary kirshman
Lake Worth, US
★★★★★ 5
I would buy again
Color: White
Great price and works great, very bright and easy to install
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Reviewed in the United States on September 7, 2025

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