Silicon wafers

Silicon wafers
We offer solar grade silicon wafers in quantity 200 000pcs per month.
Basic parameters of solar grade silicon wafers
Type/Dopant |
P/Boron or N/Phosphorus |
Shape |
Round, pseudosquare, full square |
Square size |
103×103 mm or 125×125 mm or 156×156 mm |
Diagonal |
125 mm, 135 mm, 150 mm, 165 mm, 195 mm, 200 mm, 200 mm, 205 mm |
Orientation |
(100) ±3o |
Resistivity |
0,5-3,0 Ohm*cm; 3,0-6,0 Ohm*cm or per specification of customer |
Thickness |
180±20μm , 200±20μm |
Surface |
After cutting and cleaning |
Oxygen content |
<10*1017 at/cm3 |
Carbon content |
<5*1016 at/cm3 |
RRV |
<12% |
Life time |
>10 μsec |
Dislocation density |
<100cm-2 |