Unverified75% confidenceFactTime unknown
XPE材质密度越高（≥28kg/m³）越抗压不变形，长期放置家具或反复踩踏不易凹陷；低密度XPE短期回弹好但半年内易塌陷失去缓冲
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75%
Confidence
Long-term
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UnverifiedXPE材质爬行垫厚度≥1.5cm可有效缓冲学步期跌倒冲击，PVC材质因密度更高需≥2cm才达到同等缓冲效果85% similarUnverifiedXPE材质围边密度通常在30-60kg/m³，密度越高越耐压不易变形，学步期防撞建议选密度偏高款；表面PU或PE覆膜层可提升防水与耐磨性84% similarUnverifiedXPE材质爬行垫厚度≥1.5cm可有效缓冲爬行期跌倒冲击，硬地面（瓷砖/木地板）建议2cm以上；纯棉/EPE材质需≥2.5cm才能达到同等缓冲82% similarUnverifiedXPE材质学步垫厚度≥1.5cm且回弹率高，适合0-1岁扶站学步期缓冲摔倒；EPE（珍珠棉）厚度即使达2cm但回弹差、易压塌变硬，不建议作为学步缓冲80% similarUnverifiedXPE材质爬行垫厚度建议1.5cm以上，木地板等硬质地面需2cm；0.5-1cm的超薄款仅适合作为临时隔脏用，无法有效缓冲摔倒冲击79% similar
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