Unverified72% confidenceTradeoffTime unknown
金属材质并非绝对更好：车载环境中金属夹片易导热烫手且刮花手机边框，接触面须为硅胶包裹；桌面轻量场景ABS+PC工程塑料反而更轻便无划伤风险
1
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72%
Confidence
Long-term
Relevance
-
First Seen
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Unverified金属材质（喷塑钢/铝合金）比塑料款更稳固耐推，但需确认涂层为食品级无毒且边角做钝化圆角处理；塑料款轻便但被反复撞击后卡扣易松动82% similarUnverified钢制支架承重和耐久性优于铝合金和塑料，但重、易生锈需喷漆处理；铝合金轻且防锈适合桌面显示器支架，纯塑料件（如廉价手机支架的转轴）易老化断裂81% similarUnverified锌合金/铝合金挂架比ABS塑料款承重更高且抗形变，但金属边缘若无包边处理会磨损接触物件；线材/包带类物件优先选带硅胶包套的金属钩81% similarUnverified金属机身超薄款质感好但会增重且影响散热(快充时更烫)，且部分会削弱无线充电兼容；追求极致轻薄可选磨砂塑料或类肤材质，兼顾防滑与轻量81% similarUnverified含金属颗粒（如银、铝）的硅脂虽导热更好但可能微弱导电，涂抹过量溢出到CPU针脚或贴片元件周围有短路风险；追求安全应选陶瓷基或纯氧化物非导电硅脂80% similar
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