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BUY Silicon Solar Wafer

  • USA USA  
  • Quantity Required: 1 million wafers
  • Last Updated:
    Posted on: 04 Nov 2024

Buyer Information

RFQ Details

Dear Sir
We have contracts to supply Silicon Wafer with US City goverment. Please let me knowyou can afford below spec.

We have a need for 600, 000 to 1, 800, 000 wafers per month.

We need Boron doped p type, monosilicon 156mm cut from 200MM ingot, low oxygen content, thermal donor annealed wafer.

Pricing needs to start at 6.60/wafer in late 2009 and drop yearly to approx 6.40 in 2010, 6.10 by start of 2011, 5.80 in 2012, 5.50 in 13, 5.18 in 14.

We can cut 34 wafers per kilogram of ingot. The ingots will need to be 200 mm diameter and one meter long.

Crystal Growth Technique Czochralski
Crystal Type Monocrystalline
Crystal Orientation <100>
Dopant Species Boron
Shape Pseudo-Square
Configuration Front, Rear Screen Print;
Aluminum Back Surface
Field (BSF)
Visual Appearance Uniform dark blue (Silicon Nitride
AR coating with
fine pyramidal texture)
Parameter Value
Wafer Type P
Wafer Size 156.0 +/- 0.5mm cut
from 195.0 diameter
+/- 0.5 mm
Wafer Area 236.5 cm2
Minimum Square Area Covered 155.0 x 155.0 mm
Maximum Square Area Covered 157.0 x 157.0 mm
Bevel Edge Length Not applicable
Bevel Edge Angle Not applicable
Wafer Thickness 200 microns

Brian Resnick
*****
3030 W. 8th st. #302
Los Angeles, Ca 90005 USA.
tel:213-632-0282


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