Lithium manganese oxide raw material, used for power battery 99.5%
Different of Manganese Dioxide and electrolytic manganese dioxide product application and technicial index
| 纯度范围 | ≥99%(部分产品达99.99%)16 | 91-93%(碱锰型/无汞型)57 |
| 杂质控制 | (Pb/Cu/Fe等)≤0.001% | Pb≤0.02%5 |
| 晶型结构 | 纳米级或层状结构,Specific surface area＞50m²/g18 | γ型晶体,Specific surface area15-30m²/g57 |
| 电化学活性 | 容量＞280mAh/g(锂电正极)8 | 放电容量提升2-3倍(碱锰电池)5 |
| 成本水平 | 约3000-5000元/吨(工艺复杂)28 | 2000-3000元/吨(规模化生产)5 |
Chemical Parameters:
| Items | Specifications | Result |
| MnO2(%) | ≥96.5% | 97% |
| Ca(%) | ≤0.1 | 0.013 |
| Mg(%) | ≤0.05 | 0.012 |
| SO4(%) | ≤0.3 | 0.08 |
| Pb(%) | ≤0.002 | 0.0001 |
| Fe(%) | ≤0.01 | 0.003 |
| 粒度分布 D50 (μm) | 15-30 | 22.5 |
| K% | ≤0.01 | 0.004 |
| As% | ≤0.001 | 0.0002 |
Chemical Parameters:
| Items | Specifications | Result |
| MnO2 (%) | ≥99 | 99.15 |
| Ca(%) | ≤0.02 | 0.007 |
| Mg(%) | ≤0.02 | 0.005 |
| SO4(%) | ≤0.08 | 0.051 |
| Pb(%) | ≤0.002 | 0.0005 |
| Fe(%) | ≤0.01 | 0.005 |
| 粒度分布 D50 (μm) | 1-5 | 2.7 |
| K% | ≤0.01 | 0.0021 |
| Na% | ≤0.01 | 0.004 |
Where buy Manganese dioxide (MnO2)?
We're one of the biggest of manufacturer of Manganese dioxide in China .and Keep in cooperation with BASF,CHEMO,Brenntag,ASR,Evonik,Merck and Sigma from past to now.
Different of high purity manganese dioxide and electrolytic manganese dioxide in application field
1. High purity manganese dioxide (≥ 99%)
High end battery materials
➤ Solid state battery cathode precursor (increases energy density to 400Wh/kg) 8
➤ Lithium manganese oxide (LiMn ₂ O ₄) raw material, used for power battery 68
Precision catalysis field
➤ PEM hydrogen production catalyst for water electrolysis (replacing platinum based materials) 1
➤ Organic synthesis oxidation reaction catalyst (pharmaceutical intermediate production) 16
Electronic materials
➤ Manganese zinc ferrite magnetic material (5G communication device) 56
➤ Core component of varistor (surge protection device) 6
2. Electrolytic manganese dioxide (EMD)
Traditional battery market
➤ Alkaline zinc manganese battery depolarizer (accounting for 65% of global EMD usage) 57
➤ Mercury free battery raw materials (compliant with RoHS directive) 5
Industrial basic materials
➤ Glass decolorizer (eliminates green tone caused by Fe ²+) 5
➤ Iron manganese alloy additive (improves steel hardness) 56
➤ Water treatment filter material (adsorbing heavy metal ions) 5
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