Unverified80% confidenceTradeoffTime unknown
材质硬度越高越耐压但越脆，低温环境（如车内冬季/仓库）应选PP而非亚克力/PS，后者低温冲击下易碎裂
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified户外/车载收纳箱优先选PP或PE材质，耐低温不脆裂（-20℃仍有韧性）；透明款多为PS或亚克力，低温和撞击下易开裂，不适合放车里过冬或颠簸运输82% similarUnverified便携性越强炉体越薄越轻，但薄钢材蓄热差、抗变形弱；徒步选轻量牺牲耐用，自驾选厚重炉体更稳定81% similarUnverifiedPP材质在低温环境下脆性增加，若用于户外、车载或寒冷仓储，碰撞后箱体更易开裂。80% similarUnverifiedPVC热焊材质防水性强但在极寒环境下材料会变硬变脆，低温水上运动需注意材质耐候性78% similarUnverifiedTPU材质相比PVC更柔软、低温不易发硬开裂，在寒冷地区冬季使用时抗脆裂性能明显更优77% similar
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