长城得威 L-CKD 220

评测依据

• review_count：4500
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[300,799]
• dimension：best_value
• sources：["京东","天猫","长城润滑油官网"]
• time_range：{"from":"2026-06-26 02:14:02","to":"2026-06-26 02:14:02"}
• intros：{"brand_intro":"长城润滑油是中国石化旗下品牌，成立于1950年，是中国最大的润滑油生产商之一。长城拥有国家级润滑技术研发中心，产品覆盖工业、车用、特种润滑等领域。其开式齿轮油系列以高性价比和本土化配方著称，在国内矿山、钢铁、水泥等行业拥有广泛用户基础，是国产替代进口的主力品牌。","product_intro":"长城得威L-CKD 220是一款高性能开式齿轮油，采用深度精制矿物基础油和硫磷型极压添加剂。具有优异的极压抗磨性、抗乳化性和防锈性能，适用于各类低速重载开式齿轮的润滑。产品粘附性好，能有效降低齿轮磨损和噪音，延长设备寿命。特别适合国内工况复杂、粉尘多的使用环境。","key_specs":["粘度等级：ISO VG 220","基础油类型：矿物油","工作温度范围：-5℃至+110℃","极压性能：Timken OK负荷≥55磅","抗乳化性：达到ASTM D2711标准","包装规格：18L/桶"]}
• alt_products：[{"product_name":"长城得威 L-CKD 220","brand":"长城润滑油","model":"得威 L-CKD 220","price":420},{"product_name":"壳牌可耐压S2 G 220","brand":"壳牌","model":"S2 G 220","price":680}]
• kol_quotes：["@工业润滑达人小陈：长城得威是国产开式齿轮油的'扛把子'，价格亲民质量稳。","@钢铁厂润滑主管赵工：用了五年，性价比没得说，日常维护完全够用。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":84.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍认为性价比极高，价格仅为进口品牌的一半左右，但性能满足大部分工况需求。多位中小型矿山用户反馈，在球磨机齿轮上使用效果稳定，无明显磨损加剧现象。部分用户指出在极端高温或高湿环境下，换油周期略短于进口高端产品。整体口碑良好，是预算有限用户的优选。","source_count":3}},{"source":"objective","score":83.72057114228457,"weight":0.5,"confidence":0.5,"details":{"rating_avg":4.5,"price":420,"wom_score":84.1}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":4500,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.15,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@工业润滑达人小陈：长城得威是国产开式齿轮油的'扛把子'，价格亲民质量稳。","@钢铁厂润滑主管赵工：用了五年，性价比没得说，日常维护完全够用。"]}}]
• method_version：v2
• search_visual：null