Unverified80% confidenceCautionTime unknown
墙面为空心砖、瓷砖或石膏板时不建议直接用螺丝固定，需加装背板或膨胀螺栓专用件，否则承力不足；此类墙面平地区域优先选压力固定式
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
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Unverified瓷砖墙、空心砖墙、石膏板隔墙不建议直接用膨胀螺丝壁挂重物架，空心结构螺丝拉力不足，需换专用中空锚栓或改用落地款92% similarUnverified墙面为空心砖/石膏板隔墙不建议装重载壁挂置物架，普通膨胀螺丝抓力不足易脱落，需用专用中空板锚栓或改落地款91% similarUnverified租房或墙体为空心砖、瓷砖后中空的情况下，不建议选墙面膨胀螺栓固定式，锚固强度不足借力时可能整体脱落，应选落地支撑式或马桶两侧夹持式91% similarUnverified石膏板墙（多见于隔断墙、二次装修墙）不建议放重物搁板，普通膨胀螺丝在石膏板中几乎无握力，必须用中空锚栓且单点承重仍有限90% similarUnverified石膏板墙、瓷砖表面或空心墙不适合直接使用压力顶固门，压力式的顶紧力会导致瓷砖碎裂或空心墙凹陷失效，此类墙面必须改用膨胀螺丝固定并打入墙体龙骨90% similar
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