杜邦 Delrin 100P 聚甲醛棒材

评测依据

• review_count：3200
• rating_avg：4.7
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_quality
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-26 01:57:32","to":"2026-06-26 01:57:32"}
• intros：{"brand_intro":"杜邦公司成立于1802年，是全球领先的化工与材料科学巨头。其Delrin品牌聚甲醛树脂自1960年代问世以来，凭借卓越的机械强度、耐磨性和尺寸稳定性，成为工程塑料领域的标杆。杜邦在中国深耕多年，产品广泛应用于汽车、电子、工业机械等高端制造领域，以严苛的质量控制和持续创新赢得行业信赖。","product_intro":"Delrin 100P是一款高粘度、高结晶度的均聚甲醛棒材，专为精密机械加工设计。具有优异的抗冲击性、低摩擦系数和良好的抗蠕变性，适用于制造齿轮、轴承、阀门部件等。该产品耐化学溶剂，可在-40°C至90°C长期使用，表面光滑易抛光，是替代金属部件的理想选择。","key_specs":["密度: 1.42 g/cm³","拉伸强度: 70 MPa","弯曲模量: 2800 MPa","热变形温度(1.8MPa): 100°C","摩擦系数: 0.20 (对钢)","吸水率(24h): 0.25%"]}
• alt_products：[{"product_name":"杜邦 Delrin 100P 聚甲醛棒材","brand":"杜邦","model":"100P","price":85},{"product_name":"宝理 DURACON M90-44 聚甲醛颗粒","brand":"宝理塑料","model":"M90-44","price":22.5},{"product_name":"塞拉尼斯 Hostaform C9021 聚甲醛棒材","brand":"塞拉尼斯","model":"C9021","price":78}]
• kol_quotes：["@机械大师兄：Delrin 100P是CNC加工聚甲醛的首选，公差能控到0.01mm。","@塑料工程师老王：杜邦的均聚料在耐疲劳性上比共聚料强30%，但加工需注意热收缩。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":94.1,"weight":0.2,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其加工精度高，车削后表面光洁度极佳，无毛刺。多位机械工程师反馈其耐磨性远超国产料，用于高速齿轮运转2000小时后仍无明显磨损。部分用户提到价格较高，但认为寿命长、报废率低，综合成本可控。少数评价指出黑色棒材批次间颜色有轻微差异，但不影响性能。","source_count":0}},{"source":"objective","score":94.03999999999999,"weight":0.55,"confidence":0.8,"details":{"rating_avg":4.7,"review_count":3200,"wom_score":94.1}},{"source":"user_review","score":94,"weight":0.15,"confidence":1,"details":{"rating_avg":4.7,"review_count":3200,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@机械大师兄：Delrin 100P是CNC加工聚甲醛的首选，公差能控到0.01mm。","@塑料工程师老王：杜邦的均聚料在耐疲劳性上比共聚料强30%，但加工需注意热收缩。"]}}]
• method_version：v2
• search_visual：null