Overview
Battery-grade lithium carbonate is a specialized form of Li2CO3 with purity levels exceeding 99.5%, specifically engineered for lithium-ion battery manufacturing. Unlike industrial-grade lithium carbonate, it undergoes additional purification processes to remove detrimental impurities like iron, sodium, and chloride that can compromise battery performance. As the foundation material for lithium compounds in cathode production, its quality directly impacts battery energy density, cycle life, and safety. The global shift toward electrification in transportation and renewable energy storage has significantly increased demand, with annual consumption growing at approximately 20% CAGR.
Physical and Chemical Properties
This high-purity variant exhibits a uniform particle size distribution (typically D50 5-20μm) to ensure consistent electrode coating during battery production. Its thermal stability is critical, with decomposition beginning at 1,300°C under inert atmosphere, making it suitable for high-temperature cathode synthesis processes. Key quality parameters include moisture content (<0.2%), sulfate levels (<200 ppm), and controlled boron concentrations (<5 ppm). The material's slightly alkaline nature (pH ~11 in solution) requires careful handling during slurry preparation to prevent unwanted reactions with other battery components.
Main Applications
Over 75% of battery-grade lithium carbonate is consumed in cathode active material production, primarily for lithium iron phosphate (LFP) and nickel-manganese-cobalt (NMC) chemistries. In LFP synthesis, it serves as the lithium source during high-temperature solid-state reactions, while NMC production often converts it to lithium hydroxide first. Emerging applications include solid-state battery electrolytes and as a stabilizing additive in silicon-based anodes. The photovoltaic industry also utilizes it in thin-film solar cell manufacturing, though this represents a smaller market segment compared to energy storage applications.
Safety and Storage
While not classified as flammable, battery-grade lithium carbonate requires careful moisture control during storage to prevent caking and maintain flowability. Bulk storage silos should incorporate nitrogen blanketing systems when humidity exceeds 30% RH to preserve product integrity. Workplace exposure limits are set at 1 mg/m³ (8-hour TWA) for inhalable dust. Process areas require HEPA filtration and local exhaust ventilation. Spills should be contained with inert absorbents rather than water to avoid exothermic reactions. First aid measures include flushing affected skin/eyes with copious water for 15 minutes and seeking medical evaluation for significant exposures.
B2B Procurement Guide
Industrial buyers should prioritize suppliers with dedicated battery-material production lines to avoid cross-contamination from industrial-grade products. Essential documentation includes full traceability from lithium source (brine or spodumene), third-party assay reports, and material safety data sheets compliant with GHS standards. Technical specifications should detail laser particle size analysis, tap density (>1.0 g/cm³), and ICP-MS impurity profiles. For large contracts (10+ MT), consider on-site audits of the supplier's quality control labs and request production batch samples for in-house performance testing before full-scale procurement.
Related Manufacturers
- 主营：301不锈钢、430不锈钢卷、304不锈钢卷、不锈铁、430不锈铁、弹性不锈铁、弹性不锈钢、305不锈钢、309不锈钢、不锈钢带、不锈钢薄带、410不锈铁、201不锈钢、超薄不锈钢箔0.01、304超薄不锈钢箔、304不锈钢带、304不锈钢箔、430不锈钢带、316L超薄不锈钢带、不锈钢箔、TA1钛带箔带、TA2钛合金卷带、钛合金卷、TA2工业钛卷带、TA1钛合金卷带
- 主营：纯镍板、镍合金法兰、特种钢、镍合金管件
- 主营：氧化铋、金属铟锭、液态金属、高纯碲块、碲化铋棒材、铋靶材、金属铟、金属锗、二氧化碲、真空镀膜、铋粉、低熔点合金、碲粒、铟粒、铋珠铋粒、镓铟锡合金、锗粉、铟丝、铟片铟箔、三氧化二铋、碲化铋、铟珠铟粒、低熔点焊料、铋锭
- 主营：铝锭、合金铝锭、99.7铝锭、纯铝锭、纯铝带、纯铝箔、锂电池铝箔、纯锌锭、A7铝锭、AlSi10Mg铝锭、AlSi10MgMn铝锭、铝带、变压器铝带、锌锭、铝丝、铝线、铝箔、8011铝箔、1060铝箔、电子铝箔、铝棒、研磨铝棒、喷涂铝丝、喷涂铝线、99.99铝丝
- 主营：紫铜管、紫铜板、紫铜排、6063铝棒材、紫铜棒、黄铜排、黄铜板、黄铜管、黄铜带、空调紫铜管、铝圆棒、紫铜带、铝管、铝板、蚊香盘管、镀锡铜排、铝方管、红铜棒、铝方通、不锈钢管、不锈钢板、铝合金管、6061铝管、黄铜箔、铜母线
- 主营：铝型材
- 主营：T2铜排、T2紫铜管、T2紫铜带、6063铝板、6061铝管、导电紫铜管、镀锡铜排、T2止水铜板、空调铜管、薄壁紫铜管、TU2汇流铜排、TU2铜母线、空调用紫铜管、紫铜盘管、T2紫铜板、T2紫铜棒、TU2接地铜棒、H62铜排、H85黄铜排、LY12铝板、LY12铝管、H59黄铜板、镀锡黄铜排、5A06合金铝管、铝合金管
- 主营：工业铝型材、铝型材定制、铝型材开模、铝合金
- 主营：植绒胶、磷化液、清洗剂、长先新材、压敏胶、热熔胶、脱脂剂、胶粘剂、包覆胶、环保胶、导电胶、technomelt、复合胶水、前处理剂、纸张包覆、石墨润滑剂
- 主营：硼化锆、氟化镁、硒化锌、fto靶材、钐靶材、硒靶材、铝靶材、钆靶材、铽靶材、钇靶材、钼靶材、铬靶材、镉靶材、钽靶材、镍靶材、钨靶材、铑靶材、铒靶材、铪靶材、锑靶材、氟化镱、砷化镓、硒化锑、碲化镉、碲粉末
- 主营：防护服、热熔胶、电子板、长先新材、填充剂、403胶水、防锈剂、灌封胶、环保胶、通过voc、印刷纸、密封胶、拼接机、聚氨酯、瞬干胶、胶粘剂、快递袋、pur胶水、gl33-060l、纸巾盒、无纺布、opp覆膜、pur4663tw、粘合剂、拼板胶、矿泉水
- 主营：氢氧化锂、单水氢氧化锂、一水氢氧化锂、氯化锂、金属锂锭、金属锂带、氟化锂、硝酸锂、硫酸锂、磷酸锂、叔丁醇锂、碘化锂、磷酸二氢锂、碳酸铯、碘化铯、氯化铯、铬酸铯、溴化铯
- 主营：刻蚀液、蚀刻液、清洗液、电池板、涂层材料、介电材料、液体锐材、增粘剂、显影液、粘着剂、清洗剂、漂洗液、剥离液、增附剂、灌封胶、光刻胶、促进剂、线路板、去胶液、聚酰亚胺、光敏涂料、倒模硅胶、芯片封装、环氧树脂、电子束胶
- 主营：铝制品、LED灯饰散热器、散热器外壳、铝型材、铝型材散热器、挤压铝型材、工业铝型材、工业铝型材加工、cnc铝型材加工、灯饰铝型材、铝型材外壳、精密铝型材、异型铝材加工、3D打印机铝型材支架、6063铝型材、铝型材开模定制、氧化铝型材、灯饰散热器铝型材、cnc开模定制铝型材、电机外壳、铝合金电机外壳、新能源铝合金电机外壳
- 主营：塑料颗粒、改性塑料、改性ABS、低voc材料、改性PC、PC/ABS合金、改性PP