Unverified90% confidenceFactTime unknown
Shimano OT-SP41为标准SIS变速外管型号（黑/银多色），内线常见有普通不锈钢与OPTISLICK涂层两级；顶级为PTFE Polymer涂层内线，用于Dura-Ace/Ultegra套件
1
Sources
90%
Confidence
Long-term
Relevance
-
First Seen
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Unverified这款内线为基础不锈钢材质，无PTFE/SIL-TEC等顺滑涂层处理，手感顺滑度不如Shimano高端Optislick或Polymer涂层线70% similarUnverified925银、纯钛、真皮等材质刻字后保值性和质感更佳；合金电镀材质激光刻字处易露底色、长期氧化发黑，低预算送礼慎选电镀件65% similarUnverified刀刃材质优先日本SUS440C或4Cr13不锈钢，硬度HRC58以上，锋利度保持久且不易夹毛；不锈钢镀钛涂层可减少毛发粘刀但涂层磨损后仍是普通钢材64% similarUnverified镀聚四氟乙烯（PTFE/Teflon涂层）内线比裸不锈钢线换挡更顺滑、初期手感轻，但涂层磨损后（约3000-5000km）性能会低于抛光不锈钢线；追求耐久选抛光不锈钢，追求顺滑手感选PTFE63% similarUnverifiedPTFE涂层内线手感顺滑、初始摩擦力低，但涂层会随使用磨损脱落，长期顺滑度不如高端全不锈钢抛光线（如禧玛诺Optislick或坎帕Ultra-Shift线）持久62% similar
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