Products Parameters
| Model | Chemical composition(%) | ||||||
| Mn | C | S | P | Si | Se | Fe | |
| ≥ | ≤ | ||||||
| Mn99.8 | 99.8 | 0.02 | 0.03 | 0.005 | 0.005 | 0.06 | 0.03 |
| Mn99.7 | 99.7 | 0.04 | 0.05 | 0.005 | 0.01 | 0.1 | 0.03 |
| Mn99.5 | 99.5 | 0.08 | 0.1 | 0.01 | 0.015 | 0.15 | 0.03 |
| Particle size | The content and particle size can be adjusted subject to customer requirements | ||||||
| Packaging | One ton per bag, or packaged according to customer requirements | ||||||
Size: 1-2mm thick flakes
Packing: 50 Kgs bags, 500 Kg steel drums, and 1 Ton bags or as per customer requirement
Supply Ability: 1000 MT/month.
Products Description
Electrolytic manganese flakes are an important metal material with good physical and chemical properties and a wide range of applications. Its production process is complex but the technology is mature, the market demand is strong and the prospects are broad.
The main raw material is manganese ore (including manganese oxide ore and manganese carbonate ore). After pretreatment processes such as beneficiation, crushing, and grinding, manganese ore powder that meets the requirements is obtained. The manganese ore powder is reacted with acid to leach the manganese element to obtain a manganese salt solution. Then, after purification and filtration, a pure electrolyte is obtained. In the electrolytic cell, the manganese salt solution is used as the electrolyte, and the manganese element is precipitated from the solution through the electrolysis process to obtain metallic manganese flakes. The electrolysis process requires strict control of process parameters such as current density, electrolyte temperature, pH value, etc.
As a battery cathode material, electrolytic manganese sheets are widely used in the manufacture of lithium-ion batteries, nickel-metal hydride batteries, zinc-manganese batteries and other types of batteries. Its high conductivity, high electron saturation mobility, good chemical stability and oxidation resistance help improve the charge and discharge efficiency and cycle life of the battery. Electrolytic manganese flakes are used as alloy additives to make special alloy steels such as manganese-copper alloys and manganese-aluminum alloys, which can significantly improve the hardness, strength and durability of steels. Electrolytic manganese flakes are also used to produce chemical products such as zinc manganate and sodium manganate, and as an oxidant to improve the color and clarity of glass.
Although electrolytic manganese sheets have many advantages, they also have some disadvantages that cannot be ignored. Compared with some other positive electrode materials, the energy density of electrolytic manganese sheets is relatively low. This means that at the same weight or volume, electrolytic manganese sheets can store less electrical energy. This, to a certain extent, limits its application in the pursuit of high mileage and energy density. During the battery charging and discharging process, the structural stability and electrochemical performance of electrolytic manganese sheets may gradually decrease, resulting in a relatively short cycle life. As the number of charge and discharge cycles increases, the capacity of the battery will gradually decay, thus affecting the battery's service life and replacement cycle. In a high temperature environment, the internal chemical reaction of the electrolytic manganese sheet is more active, which may accelerate the battery aging process and reduce the service life. At the same time, high temperature may also cause the internal pressure of the battery to increase, posing a safety hazard.
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