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Semiconductor Business

Semiconductor Business

Bare wafer sales

We provide silicon wafers and other types of bare wafers.
We sell dummy wafers with no particle guarantee, so please inquire if you are interested.
We also handle odd-lot inventory such as SOI wafers. Feel free to inquire.

Basic specifications

Conductive type P/N
Crystal orientation <100>/<111>
Resistance
[Ω・cm]
1 to 100

Diameter: 50 to 300 mm, OF (Orientation Flat)

Surface condition: Mirror, Surface condition: Etched (mirror), Thickness 280 to 775 μm

*OF length varies for different inch lengths.
*Both orientation flat and notch are available for 8-inch.
*Only notch is available for 12-inch.

Wafer size table

Size
(inches)
Diameter (mm)
JEIDA SEMI
2 50±0.5mm 50.8±0.38mm
3 76±0.5mm 80±0.5mm
4 100±0.5mm 100±0.5mm
5 125±0.5mm 125±0.2mm
6 150±0.5mm 150±0.2mm
8 200±0.5mm 200±0.2mm
12 300±0.5mm
Size
(inches)
Thickness (mm)
JEIDA SEMI
2 280±10mm 279±25mm
3 380±15mm 400±25mm
4 525±15mm 520±20mm
625±20mm
5 625±15mm 675±20mm
6 625±15mm 675±20mm
8 725±25mm 725±20mm
12 775±25mm
Size
(inches)
OF (Orientation Flat) (mm)
JEIDA SEMI
2 17.5±25mm 15.88±1.65mm
3 22±2.5mm 22.22±3.17mm
4 32.5±2.5mm 32.5±2.5mm
5 42.5±2.5mm 42.5±2.5mm
6 47.5±2.5mm 57.5±2.5mm
8 57.5±2.5mm 57.5±2.5mm
12
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