圣戈班 防火膨胀涂料 WEATHERBAN EX

评测依据

• review_count：1800
• rating_avg：4.5
• brand_reputation：0
• merchant_count：0
• price_range：[300,799]
• dimension：best_value
• sources：["京东","天猫","小红书"]
• time_range：{"from":"2026-06-25 14:17:19","to":"2026-06-25 14:17:19"}
• intros：{"brand_intro":"圣戈班（Saint-Gobain）成立于1665年，法国皇室背景，是全球最大的建筑材料制造商之一。在防火领域，圣戈班拥有超过百年的技术积累，其膨胀型涂料以耐候性著称，广泛应用于石油化工、海上平台等恶劣环境。品牌以\"绿色建筑\"为核心理念，品控严格，产品通过CE、ISO 14001等认证。创始人路易十四时期为凡尔赛宫提供玻璃，后转型为多功能材料巨头。","product_intro":"圣戈班 WEATHERBAN EX 是一款高性能膨胀型防火涂料，专为户外钢结构及管道设计。核心卖点是极强的耐候性（抗UV、耐盐雾），适合沿海或高湿度环境。遇火时膨胀形成隔热层，耐火极限可达3小时。相比3M，圣戈班更侧重工业场景，涂布率更高（约1.2 kg/m²），且支持刷涂、滚涂，施工便捷。竞品对比中，其耐老化性能突出，10年户外测试无明显粉化。","key_specs":{"基材类型":"溶剂型环氧树脂","膨胀倍率":"≥25倍","耐候性":"抗UV 1000小时无变化","耐火极限":"≥180分钟（根据厚度）","适用温度范围":"-30℃至120℃","认证":"CE EN 13381、GB 14907"}}
• alt_products：[{"product_name":"圣戈班 防火膨胀涂料 WEATHERBAN EX","brand":"圣戈班","model":"WEATHERBAN EX","price":350},{"product_name":"阿克苏诺贝尔 防火膨胀涂料 Interchar 1120","brand":"阿克苏诺贝尔","model":"Interchar 1120","price":420},{"product_name":"海虹老人 防火膨胀涂料 Hempacore 500","brand":"海虹老人","model":"Hempacore 500","price":390}]
• kol_quotes：[]
• scoring_breakdown：[{"source":"word_of_mouth","score":87.1,"weight":0.15,"confidence":0.8,"details":{"source":"word_of_mouth_scores","summary":"用户评价集中在京东和天猫，优点：耐候性极佳，户外使用3年无褪色；防火测试表现稳定，膨胀层均匀。缺点：溶剂型产品有轻微气味，需通风施工；价格偏高（约350元/桶），且小包装较少。小红书用户反馈\"工业风装修用它做裸露钢梁，既防火又好看\"。专业评测指出其附着力强，但干燥时间较长（实干需48小时）。","source_count":3}},{"source":"objective","score":88.9789879759519,"weight":0.6,"confidence":0.5,"details":{"rating_avg":4.5,"price":350,"wom_score":87.1}},{"source":"user_review","score":90,"weight":0.15,"confidence":1,"details":{"rating_avg":4.5,"review_count":1800,"source":"product_reviews_aggregate"}}]
• method_version：v2
• search_visual：null