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CdTe Wafers also in stock!


For PV grade silicon wafer,we can offer like as below.

1) Multicrystalline

1Kpc---------$7.50/ea.
5Kpc---------$7.30/ea.
10Kpc--------$6.90/ea.
100Kpc-------$6.80/ea.

2) Monocrystalline

1Kpc---------$6.50/ea.
5Kpc--------$5.90/ea.
10Kpc-------$5.70/ea.
100Kpc------$5.25/ea.

Solar Wafer Special

1) Si multi 150x150mm
P/Boron
Thickness 200+/-30um
Resistivity 0,5 - 3,0 Ohm*cm

2) Si multi 125x125mm
P/Boron
Thickness 200+/-30um
Resistivity 0,5 - 3,0 Ohm*cm

Material properties

 Mono-Crystalline Silicon Wafer Specification 125mm x 125mm

Property

Specification

Crystallinity

Mono-crystalline

Donor type/Dopant

P/Boron

Dislocation density(Etching Pit)

≤5000 pcs/cm2

Orientation

<100>1

Oxygen concentration

≤1.01018 atoms/cm3

Carbon concentration

≤51016 atoms/cm3

 

 

Electrical properties

 

Property

Specification

Resistivity

0.5-6.0 ohm.cm or 0.5~3.0 ohm.cm&3.0~6.0ohm.cm

 

 

Geometry

 

Property

Specification

Geometry

Pseudo Square

Thickness (T)

20020μm, refer Fig.

TTV

<30μm

Dimensions (WW)

Refer Fig.

Diameter ()

Refer Fig.

Saw marks

≤15μm

Surface quality

As cut, cleaned

Edge chips

≤2 per wafer, Depth≤1.0mm, Length≤1.0mm;No edge cracks

 

 

Package & Labels

 

Property

Specification

Inner box

200pcs/Box

Carton box

10 inner boxes/carton box, total 2000pcs per carton box

Labels

P.O. No., Lot No., No.of wafers, Dimension

Material properties

Multi-Crystalline Silicon Wafer Specification 156mm x 156mm

Property

Specification

Crystallinity

Multi-crystalline

Donor type/Dopant

P/Boron

Oxygen concentration

≤1.01018 atoms/cm3

Carbon concentration

≤51016 atoms/cm3

 

 

Electrical properties

 

Property

Specification

Resistivity

0.5-2.0 ohm. cm

Lifetime

≥2us (u-PCD type)

 

 

Geometry

 

Property

Specification

Geometry

Square

Thickness (T)

20020μm

TTV

≤30μm

Dimensions (WW)

Refer Fig.

Diameter ()

Refer Fig.

Saw marks

≤15μm

Surface quality

As cut, cleaned

Edge chips

≤2 per wafer, Depth≤0.3mm, Length≤0.5mm;No edge cracks

 

 

Package & Labels

 

Property

Specification

Inner box

To be determined

Carton box

To be determined

Labels

P.O. No., Lot No., No.of wafers, Dimension