圣戈班防火密封垫 Promaseal® P-100

评测依据

• review_count：1800
• rating_avg：4.6
• brand_reputation：0
• merchant_count：0
• price_range：[0,99]
• dimension：best_value
• sources：["京东","天猫"]
• time_range：{"from":"2026-06-26 03:37:32","to":"2026-06-26 03:37:32"}
• intros：{"brand_intro":"圣戈班（Saint-Gobain）成立于1665年，是法国最大的建材集团，世界500强企业。在防火封堵领域拥有超过50年研发经验，其Promaseal系列产品在全球市场占有率领先。品牌以材料科学创新和可持续建筑解决方案著称，在中国设有多个生产基地。","product_intro":"圣戈班Promaseal® P-100防火密封垫采用专利膨胀石墨技术，遇火时体积膨胀可达10倍，形成致密隔热层。产品适用于塑料管道、金属管道及电缆穿墙封堵，耐火极限达4小时。其柔性设计可适应不规则孔洞，且具备优异的隔音和抗震动性能，通过中国CCCF认证。","key_specs":["膨胀倍率：≥10倍（遇火）","耐火极限：≥4小时（EI 240）","适用管道直径：≤150mm","工作温度：-40℃至+100℃","密度：1.2 g/cm³","认证：CCCF、EN 1366-3"]}
• alt_products：[{"product_name":"圣戈班防火密封垫 Promaseal® P-100","brand":"圣戈班","model":"Promaseal P-100","price":32},{"product_name":"3M™ 防火密封垫 CP-25WB","brand":"3M","model":"CP-25WB","price":45},{"product_name":"霍尼韦尔防火密封垫 H-FS-100","brand":"霍尼韦尔","model":"H-FS-100","price":38}]
• kol_quotes：["圣戈班的膨胀倍率是行业天花板，10倍膨胀让任何缝隙都无处可逃。——建材测评博主@老K说材料","在石化项目上用了Promaseal，三年没出过问题，法国人的技术确实扎实。——石化安全工程师@赵总"]
• scoring_breakdown：[{"source":"word_of_mouth","score":89.1,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户普遍称赞其膨胀倍率高，能有效封堵大尺寸管道。工程评价中提到安装后密封性极佳，隔音效果明显优于同类产品。部分用户反馈价格适中，性价比高。在京东上好评率97%，常见评价包括\"膨胀后像石头一样硬\"\"施工时不会掉渣\"。少数用户建议增加厚度选项以适应特殊场景。","source_count":2}},{"source":"objective","score":83.68803030303029,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.6,"price":32,"wom_score":89.1}},{"source":"user_review","score":92,"weight":0.15,"confidence":1,"details":{"rating_avg":4.6,"review_count":1800,"source":"product_reviews_aggregate"}},{"source":"expert","score":82,"weight":0.1,"confidence":0.6,"details":{"kol_count":2,"scored_count":2,"sample":["圣戈班的膨胀倍率是行业天花板，10倍膨胀让任何缝隙都无处可逃。——建材测评博主@老K说材料","在石化项目上用了Promaseal，三年没出过问题，法国人的技术确实扎实。——石化安全工程师@赵总"]}}]
• method_version：v2
• search_visual：null