Unverified80% confidenceDecision RuleTime unknown
实心红砖/混凝土墙钻孔应使用冲击钻，避免钻在瓷砖缝或砖块空腔处；瓷砖墙钻孔前先用玻璃钻头低速破釉再换冲击钻，防止瓷砖崩裂
1
Sources
80%
Confidence
Long-term
Relevance
-
First Seen
Sources
Related Entities
Related Claims
Unverified瓷砖墙面钻孔应先用玻璃/瓷砖钻头穿透釉面再换冲击钻打入基层，膨胀螺丝的实际承载依赖砖后的水泥/混凝土层，不能仅靠瓷砖本身受力86% similarUnverified瓷砖墙打孔需用玻化砖钻头，且孔位应避开砖缝正中，打在整砖面上以免瓷砖崩裂；空鼓砖区域打孔膨胀螺丝会松脱，安装前需敲击听声辨别86% similarUnverified钻孔安装瓷砖墙需用玻化砖钻头低速开孔并避开瓷砖十字缝，孔位打在瓷砖中央而非接缝处可降低瓷砖崩裂风险；空心砖墙需用专用中空墙膨胀件而非普通塑料膨胀管86% similarUnverified瓷砖墙面打孔需用玻化砖专用钻头+慢速冲击，普通冲击钻直接打易崩瓷；打孔位置应避开瓷砖缝隙2cm以上，避开砖角84% similarUnverified瓷砖墙面打孔需用玻化砖专用钻头并避开填缝处打在砖体中央，砖缝打孔易导致瓷砖开裂脱落84% similar
Cite This Claim
Stable URI
https://kongchang.com/claim/274083API
curl https://kongchang.com/api/v1/knowledge/claims/274083MCP
get_claim(id=274083)