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Large Warpage Wafer

Shanghai Aomeda Microelectronics has successfully developed high-warped silicon wafer products based on its self-developed processes.


Currently, we can provide 12-inch wafers with a maximum BOW value of 3mm. We are also in the process of developing wafers with even higher warpage, up to 15mm, to meet the market's diverse demand for warped wafers.


Regarding the BOW value accuracy, we can achieve a precision of 5% and can also precisely control the BOW value.


We have accumulated a large amount of data. If you have aumny requirements, please contact us to obtain more data.


12inch BOW 3mm Wrapage Wafer


12-inch warped wafer BOW: 750um



12-inch warped wafer BOW: 1000um


Test data:

12-inch BOW -558um

12-inch BOW -333um

12-inch BOW -217um

12-inch BOW -522um


12-inch BOW -391um

12-inch BOW -214um


8inch 50um







































About Us

OMeda (Shanghai Omedasemi Co.,Ltd) was founded in 2021 by 3 doctors with more than 10 years of experience in nanpfabrication. It currently has 15 employees and has rich experience in nanofabrication (coating, lithography, etching, two-photon printing, bonding) and other processes. We support nanofabrication of 4/6/8-inch wafers.

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