杜邦Mylar PET聚酯薄膜

评测依据

• review_count：5100
• rating_avg：4.8
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_quality
• sources：["DeepSeek"]
• time_range：{"from":"2026-06-25 23:53:05","to":"2026-06-25 23:53:05"}
• intros：{"brand_intro":"杜邦公司（DuPont）成立于1802年，是全球材料科学的先驱。Mylar是其于1950年代发明的PET薄膜品牌，至今已有70余年历史。杜邦Mylar系列以卓越的电气绝缘性、机械强度和耐化学腐蚀性闻名，是电机、变压器及柔性电路板行业的标杆材料，被广泛应用于航空航天和新能源汽车领域。","product_intro":"Mylar A是一款通用型PET薄膜，厚度范围12-350μm可选。产品具有极高的介电强度（>200kV/mm）和低收缩率（<0.5%），耐温等级达Class B（130℃）。表面经过电晕处理，适合印刷、复合及金属化加工。该型号通过UL 94 VTM-2阻燃认证，是电子绝缘和标签材料的首选。","key_specs":["厚度范围：12-350μm","介电强度：>200kV/mm","收缩率（150℃/30min）：<0.5%","拉伸强度：≥170MPa","阻燃等级：UL 94 VTM-2","工作温度：-70℃~130℃"]}
• alt_products：[{"product_name":"杜邦Mylar PET聚酯薄膜","brand":"杜邦","model":"Mylar A","price":68},{"product_name":"三菱化学PET离型膜","brand":"三菱化学","model":"MRF38","price":45},{"product_name":"东丽Lumirror PET薄膜","brand":"东丽","model":"Lumirror S10","price":52}]
• kol_quotes：["@电工老张：Mylar A是变压器绝缘的黄金标准。","@材料博士：杜邦的PET膜在高温高湿下性能衰减最小。"]
• scoring_breakdown：[{"source":"word_of_mouth","score":93.5,"weight":0.25,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"工业用户高度评价其电气性能，称\"绝缘测试从未失手\"。电机维修师傅反馈其耐老化能力强，使用10年后仍保持柔韧性。部分DIY爱好者用于制作太阳能板背板，认为性价比优于国产膜。天猫评价中\"厚实\"\"耐高温\"是高频词，少数用户反映薄款（12μm）易产生静电。","source_count":0}},{"source":"objective","score":95,"weight":0.45,"confidence":0.8,"details":{"rating_avg":4.8,"review_count":5100,"wom_score":93.5}},{"source":"user_review","score":96,"weight":0.2,"confidence":1,"details":{"rating_avg":4.8,"review_count":5100,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["@电工老张：Mylar A是变压器绝缘的黄金标准。","@材料博士：杜邦的PET膜在高温高湿下性能衰减最小。"]}}]
• method_version：v2
• search_visual：null