Unverified85% confidenceDecision RuleTime unknown
承载重刀（≥400g）必须选打孔安装，3M胶粘贴在潮湿油烟环境下超过6个月胶体易老化脱落导致刀具坠落，存在割伤风险
1
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85%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified背胶/免打孔款置物架长期承重会因胶体蠕变而缓慢下垂脱落，即便初装牢固也建议每3-6个月检查一次，或对重要位置改用膨胀螺栓；乳胶漆/墙纸/腻子墙面几乎无法用背胶承重，撕除时易带下墙皮77% similarUnverified自带背胶的密封条90%依赖3M或类似亚克力胶带附着力，安装前必须用酒精彻底清洁门框油污灰尘并干燥，否则2周内脱落；毛玻璃、粗糙墙面、老化漆面粘性大打折扣76% similarUnverified免打孔方案省心但承重与耐久性差，胶粘产品在潮湿环境（浴室、厨房）3M胶会因水汽和温差在3-6个月内失效脱落；长期使用仍需打孔76% similarUnverified自粘型密封条依赖3M级背胶，实际持久度受基材影响大：贴在光滑铝合金/塑钢上可用2-3年，贴在粗糙木框或油漆面上易脱落，木门建议选钉装式或卡槽式76% similarUnverified3M背胶或亚克力泡棉胶粘性远优于普通不干胶，贴前需用酒精彻底清洁并干燥门窗框，浮尘/油污会使粘性寿命从数年降至数周76% similar
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