B-Grade Mono 156mm wafers @ $1.65/pcs
Business Offer
Lead Overview
Lead number: 201001050
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CZ ingot specification:
Type/ Dopant: P - type/ Boron.
Orientation <100> ± 2.5°.
Ingot diameter, mm > 205,8.
Dislocation density, cm³ ≤ 3000.
Resistivity, Ohm x cm 3 to 6.
Oxygen content, at/cm³: ≤ 1.0 x 10^18.
Carbon content, at/cm³: ≤ 8.0 x 10^17.
Lifetime, μs: >10
Wafer specification:
Square size, mm 156+/-0,5.
Side orientation <100> ±2,5°.
Diagonal length, mm 205 +/-1.
Angular deviation from 90° between adjacent sides:<0.3°.
Unparallelism along the whole length of square sides, mm <0.3.
Chamfer, mm, Hypotenuse; 15.62 ±1.5.
Cathetus; 11.04 ±0.85 mm.
Thickness, μm: 180 +30 -20.
Edge chips: None.
> 10 Total Thickness Variation, <μm60.
Edge Defects, mm < 5 mm length; < 0,5 mm depth.
Saw marks; μm < 15.
Wafer surface quality As cut, cleaned.
Interested? contact: e.koot@solarplaza.com
