♦️High Conversion Efficiency Solar Silicon Wafer.

♦️According to demand, we can provide custom-made service.

♦️Global shipping, secure payment, large inventory.

♦️Minimum delivery time within 1 week. Shipped by FedEx, DHL,UPS, etc.

Solar wafer Specification:

• P Type G12 Solar wafer;
• Method: CZ;
• Fillet diameter: 247mm±0.25;
• Dopant: Ga;
• Orientation: <100> ±3°;
• Oxygen concentration: ≤ 1.0ppma;
• Carbon concentration: ≤12ppms;
• Right angle: 90±0.2°
• Resistivity: 0.3-2.1Ω;
• Lifetime:≧1000 uses(QSSPC);
• Thickness: 130um±20;
• TTV＜30um ;
• Saw mark: ≤15um ;
• Warp: ≤50um;
• Bow: ≤50um;
• Edge Chip: 0.5x0.3mm less than two;
• Corner length: 8~9mm ;
• Etch Pit Density: ≤500cm-2;
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