Unverified78% confidenceFactTime unknown
常见板式搁板材质密度参考：实木松木约0.4-0.5g/cm³易变形；多层实木板与颗粒板经封边防潮处理后稳定性优于原木；太空铝密度约2.7g/cm³且完全防锈防潮
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78%
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Unverified板材密度直接决定承重：颗粒板（刨花板）密度约650-720kg/m³，中密度纤维板(MDF)约720-800kg/m³，实木多层板承重与抗变形最优，转角长台面（>140cm）建议板厚≥25mm避免中部下垂81% similarUnverified牛津布密度选600D以上（普通300D布料易磨破变形），底板厚度≥3mm的PVC或PP板才能保证装满后不塌陷、拿放平稳79% similarUnverified颗粒板（刨花板）台面性价比高但边缘易受潮膨胀，实木多层板防潮性更好，纯实木最稳但重且贵；台面厚度≥2.5cm可显著减少长期承重下垂78% similarUnverified网格层板承重优于整板但小物件易漏、需垫板；密度板/刨花板木架遇水受潮会膨胀鼓包，实木或多层板才耐用，看板材厚度≥15mm78% similarUnverified竹木纤维墙板需认可基材密度≥1.2g/cm³且壁厚≥8mm，密度过低（＜1.0）的空心板受温差易变形、脚踢即凹陷78% similar
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