低成本镍铁锰酸钠MT-N50

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特点 Characteristic

应用在两轮车、小型电动工具等领域，低成本、低残碱、低pH、低产气，具有优秀加工性能(1.5-3.9V，0.2C克容量≥122mAh/g，1500周≥80%，全电池)。

Applied in the field like electric two-wheeler, small electrical tools, etc., with low cost, low residual sodium, low pH, low gas production, and excellent processing performance (≥ 122 mAh/g at 0.2C in the voltage range of 1.5–3.9 V and ≥ 80% after 1500 cycles with a full cell).

技术指标 Technical indicators

项目 Item		单位 Unit	典型值 Typical
D50		μm	6.50
BET		m²/g	0.58
H₂O		%	0.02
pH		-	11.90
残余钠 Residual sodium	Na₂CO₃	%	0.30
	NaOH	%	0.01
	总Na量 total content of Na	%	0.12
充电克容量 Charge Capacity	0.1C	mAh/g	147.9
放电克容量 Discharge Capacity	0.1C	mAh/g	142.2
库仑效率 Coulombic Efficiency		%	95.5
费率性能 Rate Performance (2.0-4.0 V，half-cell vs. Na)	0.2C/0.1C	%	98.2
	0.5C/0.1C	%	96.6
	1.0C/0.1C	%	93.5
50周容量保持率(1C/1C) 1C/1C@50cls, RT		%	96.5