Unverified85% confidenceDecision RuleTime unknown
缝隙宽度<2mm时优先选择细砂或无砂配方,2-5mm可用普通环氧彩砂,>5mm的宽缝需选专用宽缝配方,否则填充后易开裂脱落
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Unverified缝隙宽度<2mm选普通水性/油性美缝剂,2-5mm可用环氧彩砂或普通型,>5mm的宽缝必须用环氧彩砂(带石英砂骨料填充不塌陷),否则易开裂下陷91% similarUnverified缝宽2-5mm是环氧彩砂的最佳适用区间;缝宽>5mm(如仿古砖、文化砖)需选专用宽缝美缝剂或分两次填充,否则易开裂下陷87% similarUnverified缝隙宽度>3mm建议用环氧彩砂或加砂型填缝剂,纯环氧(无砂)适合1-2mm细缝;缝宽超过5mm不建议美缝,应先做窄缝处理87% similarUnverified缝隙宽度决定产品类型:缝宽<1.5mm选水性单组份美缝剂即可(环氧彩砂颗粒填不进窄缝);缝宽2-8mm用环氧彩砂效果最佳;缝宽>10mm需分层填或选专用宽缝填缝剂83% similarUnverified缝宽<2mm选水性/油性美缝剂,缝宽2-5mm用环氧彩砂,缝宽>5mm应先用瓷缝剂填底再美缝,否则厚涂易开裂82% similar
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