Unverified80% confidenceDecision RuleTime unknown
别针式(直插针+安全扣)适合厚面料如西装、大衣;针盘式/磁吸式适合真丝、针织等易勾丝面料,磁吸吸力需≥1500高斯才不易脱落
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Long-term
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Unverified磁吸背扣适合别在羊毛大衣、西装等高档面料上(不留针孔)以及不方便扎孔的皮衣,但磁力扣不适合厚度超过3mm的衣物或帆布包,隔太厚会掉;普通别针背扣仍是书包、帆布包的首选89% similarUnverified针扣式(回形针/别针)胸针适合薄面料(真丝、雪纺),承重轻不易撕破布料;磁吸式胸针适合不想扎孔的高档面料,但磁力需≥1000高斯才能固定30g以上的胸针,否则易脱落89% similarUnverified针织衫、真丝等易勾丝面料应选磁吸式固定(磁力≥300gs),避免传统针扣拉出永久性勾丝孔洞88% similarUnverified厚重针织毛衣或大衣建议选择磁吸款,别针反复穿刺会导致粗针织物起球拉丝、大衣面料留下永久针孔;磁力≥3组磁片可稳固中大号胸针86% similarUnverified厚重大衣/呢子外套选磁吸胸针(磁力≥4颗N52钕磁铁)更稳固不损伤面料,但内层含金属(心脏起搏器)人群禁用;薄款针织衫用磁吸易滑落,应选别针式86% similar
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