Unverified82% confidenceTradeoffTime unknown
布艺/PP塑料材质轻便、防夹手且圆角安全但承重弱（单格通常≤5kg），实木/板材承重强（单层15kg+）但边角硬需额外贴防撞角，重玩具多选板材
1
Sources
82%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified带底部硬质支撑板（塑料/PP板）的置物篮承重表现明显优于纯软布款，重物不会下坠陷底导致刮地，选购超过3kg负载需求应认准硬底设计82% similarUnverified无纺布收纳格常见克重区间为60-350g/㎡，280g/㎡以上为加硬款，可竖立不塌；带白钢丝或PP插板加固的软格能兼顾折叠与挺括81% similarUnverified轻量化与耐用性权衡：超轻硬壳（＜300g）面料薄易磨损，重装徒步背负重包摩擦区域应选70D以上厚面料81% similarUnverified追求支撑力选PP塑料板内衬或带钢丝框边的款式，侧壁厚度≥3mm或带4面支撑板才能堆叠承重；纯无纺布/涤纶软盒装满后会塌形，无法堆叠80% similarUnverified常见手风琴包材质分三类：PP聚丙烯（防水耐磨最常见）、帆布（透气但不防水）、牛皮/PU（商务外观但重且贵），A4尺寸标准外径约33×24cm80% similar
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