Unverified85% confidenceFactTime unknown
液态硅胶外被在车内高温暴晒下不易变硬开裂，相比PVC线材有更好的耐高温老化表现，适合长期放置在车内
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85%
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Long-term
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Unverified车载/长期高温环境不建议用普通PVC外皮线，选耐高温硅胶或TPE外皮，避免暴晒老化开裂85% similarUnverified硅胶材质理线器长期日晒或接触高温（如靠近电源适配器发热处）易老化变软失去夹持力，发热区域建议选ABS或PC硬质材质80% similarUnverified硅胶材质耐低温不易脆裂且防水，适合货舱低温和雨天环境；PVC遇低温会变硬变脆易断裂，冬季或高海拔航线不推荐PVC吊牌80% similarUnverifiedPVC绝缘在发动机舱高温环境下长时间使用可能老化变硬，若需在引擎舱内走线应选择硅胶或耐高温材质线缆80% similarUnverified材质优先选PVC或硅胶，硅胶球囊回弹更快、耐低温老化、可反复高温高压消毒；PVC球囊价廉但反复使用后易硬化开裂，且低温下回弹变差不适合寒冷环境急救80% similar
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