Unverified80% confidenceCautionTime unknown
临时固定或需拆卸复用的场景不建议用膨胀螺栓，其膨胀套一旦撑开难以完整取出且孔洞留大，可选用石膏板锚或可拆式膨胀塞
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
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Unverified免打孔顶天立地款依靠弹簧顶紧或胀管固定，对吊顶要求硬质平整，遇石膏板吊顶或不平天花会打滑下滑，此类场景应选打孔膨胀螺丝款84% similarUnverified承重与免打孔难以兼得：免打孔靠摩擦或撑杆固定，承重越大越易滑脱下坠；需要放重物又想免打孔时，应选带侧壁螺丝微固定的半安装款82% similarUnverified免打孔挂杆多依赖真空吸盘或胶贴，长期承重下会缓慢滑落，不建议用于承重>5kg或需长期稳定的场景（如挂重帘、多层置物）；这类场景应选打孔膨胀螺丝固定81% similarUnverified无收纳挂孔或立式收纳设计的套装长期平放会导致扫帚毛压弯变形失去弹性，选购时确认柄端有挂孔或簸箕底座可站立不倒81% similarUnverified免打孔粘贴式悬挂锅盖架不建议承载铸铁锅盖（单个常达1-2kg），粘胶长期承重易脱落，铸铁锅盖应选落地或螺丝固定款81% similar
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