EP22【半导体算力链·材料篇 01】硅片:垄断半导体的画布 episode artwork

EPISODE · Jun 15, 2026 · 16 MIN

EP22【半导体算力链·材料篇 01】硅片:垄断半导体的画布

from 钱进雷达

第一季产业链正片,第一环:硅片。一吨沙子几十块,做成 12 英寸硅片值上千美元——中间发生了什么?晚柠和老周从德国巴伐利亚的 Wacker 工厂出发,一路走到台积电的晶圆产线:最上游的电子级多晶硅,全球只有四五家工厂能做;中游硅片五强,日本信越和 SUMCO 占了半壁江山;下游晶圆厂被长约锁着,想换供应商得先熬两到五年认证。三件事讲清楚:· 硅片最上游的电子级多晶硅,工厂到底在哪?· 日本信越和胜高怎么用一纸长约,把周期风险转嫁给台积电?· 国产 12 英寸硅片,量做了那么多,毛利率为什么还是负的?本节目为主播个人学习与市场观察记录,不构成任何证券、基金或衍生品投资建议。00:12 开场:硅片出货量涨、收入跌,这账怎么算?01:38 链图:从德国 Burghausen 到台积电,中间卡着几道关?03:35 格局:五强垄断 300mm,为什么是日本不是美国?05:07 路线之争:抛光片、外延片、SOI——AI 到底拉动哪一类?07:25 钱:信越和 SUMCO 的长约暴利学10:38 国产:沪硅 12 英寸片,毛利率为什么还是负的?12:44 股价分化:同带「硅」字,走势天差地别14:28 晚柠总结 + 观察清单16:03 免责声明

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EP22【半导体算力链·材料篇 01】硅片:垄断半导体的画布

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