Unverified80% confidenceFactTime unknown
真Kevlar（芳纶纤维）壳有独特1500D斜纹且质地偏硬轻，市面大量'凯夫拉'实为印花PC，鉴别看是否有立体编织纹和防火燃烧特性
1
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80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified国标GB/T 15551是桑蚕丝织物标准，正规真丝产品吊牌会标注该标准号及纤维成分含量；燃烧测试可辅助鉴别：真丝燃烧有烧毛发焦味、灰烬呈松脆黑球，化纤则结硬块有塑料味68% similarUnverified火灾逃生场景优先选芳纶（Kevlar/Nomex）或玄武岩纤维外皮绳，可耐300-500℃短时高温，普通尼龙绳熔点仅约260℃且遇明火迅速软化断裂63% similarUnverified燃烧法辨别纤维：天然纤维（棉麻）燃烧有烧纸/烧头发味且灰烬松散呈灰白，合成纤维（涤纶/锦纶）燃烧熔缩成硬珠且有塑料刺鼻味，此法零成本但需破坏样布，仅适合边角料检测62% similarUnverified选择带阻燃芯或芳纶（Kevlar/Nomex）外皮的绳索，普通尼龙/涤纶绳在明火直接炙烤下约200~260℃即软化断裂，火场逃生场景应认准防火材质61% similar
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