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平安证券-半导体行业系列专题(六)-刻蚀：半导体制造核心设备，国产化之典范-240702

刻蚀：半导体制造三大核心设备之一。刻蚀主要负责去除特定区域的材料从而形成微小的结构图案，与光刻、薄膜沉积并称为半导体制造三大核心设备，占半导体前道设备价值总量的22%，地位举足轻重。等离子体干刻是目前刻蚀的主流方案，包括ICP和CCP两大类，ICP可用于硅、金属以及部分介质刻蚀，CCP主要用于介质刻蚀，两者市占率平分秋色。随着晶体管尺寸不断缩小，对刻蚀的精准度要求更高，原子层刻蚀（ALE）登场，其

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