Unverified85% confidenceDecision RuleTime unknown
无纺布挂袋单格承重通常≤2kg，塑料/PVC材质单格可达3-5kg，需存放重物（书籍、罐装物）时应选塑料或加固帆布材质
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Unverified适配书包时确认书包重量普遍在3kg以下用硬塑料架足够；书包常态超过4-5kg（如高年级教材多）应选铝合金或碳纤维，硬塑料在持续高负重下会疲劳弯曲变形88% similarUnverified存放换季棉被、厚衣物选单件承重≤10kg即可；存放书籍、工具、囤货等重物需承重≥25kg，且必须选金属框架或多横梁加固塑料底，纯塑料薄板长期受重会中央下凹卡轮87% similarUnverified材质选加厚无纺布（≥80g/㎡）或PP编织袋，普通垃圾袋级别的HDPE薄膜在装载10kg以上重物或含金属衣扣、拉链时极易破口87% similarUnverified牛津布材质选600D以上密度，配合PP塑料板底板时单箱承重可达30-50kg，低于300D的薄布料仅适合装衣物棉被等轻物，装书本重物会撕裂变形87% similarUnverified承重需求：普通塑料衣架承重约2-3kg，PP加厚款可达5kg，实木款8-10kg，金属防锈钢管款可达15kg以上，晾晒湿棉被或厚外套需看标注承重86% similar
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