Unverified85% confidenceDecision RuleTime unknown
尺寸选购按箱内净尺寸减2-3mm预留，标称尺寸多为外径，购买卷材可自裁的产品比定制切割件容错率更高，尤其异形防潮箱内腔
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Unverified判断胶带真实宽度：市售标称6cm的封箱胶带实际多为4.5-5.5cm，选购时看实测宽度（mm）而非标称，宽度不足会导致封口两侧翘起81% similarUnverified尺寸设计需预留3mm出血位与折叠/包裹的重叠余量，包裹纸实际下料尺寸应≥产品展开尺寸+2倍厚度+重叠边，否则包不严80% similarUnverified厚度与裁剪便利性权衡：3mm以上加厚垫防潮防滑好但普通剪刀难裁剪、边缘易翘；1-2mm薄款可自由裁剪贴合异形橱柜但耐用性差79% similarUnverified选购套装应按实际货架横梁长度反推：常见预分割规格为10mm/15mm/20mm宽，可裁剪的整卷（如1米）比固定分段套装利用率更高，但需自备裁切工具79% similarUnverified宽度越大黏合力和覆盖力越强但撕取越费力且更易残胶——固定封箱用45-48mm，家用杂项标记用24mm，装饰勾边用15mm以下，一味求宽反而增加撕除难度79% similar
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