两毛钱,单晶VS多晶的生死战争(4)
时间:2025-07-11
时间:2025-07-11
两毛钱,单晶VS多晶的生死战争
(二)每千克方锭/方棒的出片数和单晶与多晶加工差对硅片价格的影响。
下表中,第一行为每千克方棒的出片数,单位是片,第一列为单晶方棒和多晶方锭间的加工差,加工差=多晶方锭加工费/千克-单晶方棒加工费/千克,单位:元/千克。主表中的数据为每千克硅锭加工费差对应的每张硅片的价格差,计算方法:硅片价格差=硅锭加工费差/单位出片数,单位:元/张。156*156硅片。(加工费只指材料,人工,水电,不算折旧费用的)
50片
1.21.31.41.51.61.71.81.922.12.22.32.42.52.6
51片1.181.271.371.471.571.671.761.861.962.062.162.252.352.452.55
52片1.151.251.351.441.541.631.731.831.922.022.122.212.312.42.5
53片1.131.231.321.421.511.61.71.791.891.982.082.172.262.362.45
54片1.111.21.31.391.481.571.671.761.851.942.042.132.222.312.41
55片1.091.181.271.361.451.551.641.731.821.9122.092.182.272.36
56片1.071.161.251.341.431.521.611.71.791.881.962.052.142.232.32
57片1.051.141.231.321.41.491.581.671.751.841.932.022.112.192.28
58片1.031.121.211.291.381.471.551.641.721.811.91.982.072.162.24
59片1.021.11.191.271.361.441.531.611.691.781.861.952.032.122.2
60片11.081.171.251.331.421.51.581.671.751.831.9222.082.17
60元65元70元75元80元85元90元95元100元105元110元115元120元125元130元
说明:从表中可以看出,出片数越多,每张硅片的成本差就越少。出片数越多,单晶棒的生存空间将越大。
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