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This sale is for :
Material: High Purity Monocrystalline silicon
Grade: Prime Wafer ( they are not cheap Test Wafer and Dummy Wafer)
Thickness: 0.300mm-0.600mm(singlesided polish）
Doping type： N/P
Total thickness deviation: TTV < 10 um
Surface roughness: TIR < 3 um
Curvature BOW < 10um
Roughness < 0.5 nm
particle size < 10 (for size > 0.3 um)
if you need more other size and thickness and orientation, or double-sided polishplease contact us for detail information
immediate fullrefund assoonasdefective itemreceived.