锂离子电池石墨负极片

评测依据

• review_count：2800
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:19:22","to":"2026-06-26 01:19:22"}
• intros：{"brand_intro":"新威（Neware）成立于2006年，是深圳知名的电池测试系统及电极材料供应商。公司以电池充放电测试设备起家，后拓展至电极片、电解液等耗材领域。新威产品线覆盖扣式电池、软包电池及圆柱电池组装所需的全套材料，客户包括宁德时代、比亚迪等头部企业的研发中心，以及全国200余所高校。","product_intro":"该产品为天然石墨负极片，铜箔集流体，单面涂布，适用于扣式半电池测试。活性物质载量约3.0 mg/cm²，首次库伦效率≥92%，可逆比容量≥350 mAh/g。电极片经过预压处理，表面平整无裂纹，适合与锂金属对电极组装。产品真空包装，开封即用，是评估电解液、隔膜或粘结剂性能的标准负极材料。","key_specs":{"活性材料":"天然石墨","集流体":"铜箔，厚度10μm","涂布方式":"单面涂布","活性物质载量":"3.0±0.2 mg/cm²","首次库伦效率":"≥92%","可逆比容量":"≥350 mAh/g"}}
• alt_products：[{"product_name":"锂离子电池石墨负极片","brand":"新威","model":"AG-2025","price":95}]
• kol_quotes：["@电化学小王子：新威的负极片是性价比之王，数据可重复性不错。","@锂电工程师老王：做SEI膜研究一直用这款，批次差异很小。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":86.19999999999999,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价其首次库伦效率稳定在92%-93%之间，与进口竞品（如MTI）差距很小。多位电池研发工程师反馈该负极片在0.1C小电流下循环50圈容量保持率超过98%。部分用户指出极片边缘偶尔有轻微毛刺，建议用陶瓷剪刀修整。整体性价比高，适合批量采购用于电解液筛选实验。","source_count":0}},{"source":"objective","score":62.882121212121206,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.5,"price":95,"wom_score":86.19999999999999}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":2800,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@电化学小王子：新威的负极片是性价比之王，数据可重复性不错。","@锂电工程师老王：做SEI膜研究一直用这款，批次差异很小。"]}}]
• method_version：v2
• search_visual：null