Unverified85% confidenceDecision RuleTime unknown
免打孔（3M胶/强力背胶）限位器承重上限通常≤3kg拉力，仅适合轻质塑钢窗或防止风吹晃动；实木门、断桥铝重型门必须用螺丝固定式
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Unverified免打孔安装（张力杆/胶粘挂钩）承重通常≤3kg，仅适合轻质卷帘或短帘；铝合金百叶帘或大尺寸帘需膨胀螺丝打孔安装，瓷砖打孔需用玻璃钻头低速慢打防崩瓷88% similarUnverified免打孔伸缩杆承重通常≤3kg，仅适合轻薄纱帘或棉麻半遮帘；克重≥300g/㎡的加厚遮光门帘需打孔安装或使用顶天立地固定杆，否则易脱落塌腰86% similarUnverified免打孔伸缩杆安装适合租房和轻质门帘，但承重通常≤3kg，加厚布艺门帘或金属珠帘超重会导致杆体下滑脱落，需用膨胀螺丝固定的挂钩85% similarUnverified免打孔（3M胶/无痕贴）壁挂层板的实际安全承重通常≤3kg，仅适合摆放摆件或轻物；放书籍、餐具、绿植等需选打孔膨胀螺栓固定方案83% similarUnverified钢板越厚防撬越强但重量大、易压弯门体铰链且安装孔要求高；家用民宅1.2-1.5mm冷轧钢兼顾强度与门体承重，无需追求3mm以上工业级83% similar
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