Solar Cell Silicon Wafer - Polycrystalline Solar Silicon Wafer, 125*125mm
- Ref Price:
-
- Loading Port:
- Shanghai Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 Pieces PCS
- Supply Capability:
- 700MW/Per Year PCS/month
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Specifications of Poly Solar Wafers
|
Product name |
Poly Wafer |
| Conductive type | P Type |
| Square size wafer (mm) | 125×125±0.5 |
| 219.20±0.5 | |
| Corner (mm)
|
1±0.5、45°±10º |
| 200±20 | |
| Total thickness（um） | ≤40 |
| Resistivity ranges（Ωcm） | 1-3 |
| Doping elements | boron |
| Carbon content（atoms/cc） | ≤8*1017 |
| Oxygen content（atoms/cc） | ≤1*1018 |
| Lifetime（μs） | ≥2 |
| Surface quality | No crack, gap, missing Angle, perforated, window, microcrystalline |
| Warping degrees（μm） | ≤50 |
| Neighbouring vertical degree | 90±0.5° |
| Side damage（mm） | ≤0.5mm（length）×0.3mm（width），(not more than 2 per wafer) |
| Line mark（μm） | ≤15 |
Advantages of Poly Solar Wafers
1. High efficiency and High power.
2. Long-term electrical stability.
3. Lowest price and Fastest delivery.
4. Good quality and good service.
5. Bulk supply
6. Good Warranty
7. Big Sale
8. More than 25 years on the lifetime.
Usage and Applications of Poly Solar Wafer
Poly Solar Wafers mainly used to make Poly Solar Cells. Our wafers are your best choice of raw material, which can greatly improve the performance of the Solar Cells and Solar Modules.
Packaging & Delivery of Poly Solar Wafer
Carton Box Package and Deliver by air. It should be noticed that it should be avoid of water, sunshine and moist.
Factory of Solar Wafers
Package Picture of Solar Wafer
- Q: What is the weight of a solar silicon wafer?
- The weight of a solar silicon wafer can vary depending on its size and thickness. On average, a standard solar silicon wafer weighs around 2-4 grams.
- Q: Mainly want to understand its physical principles and processing technology, thank you
- Silicon is a semiconductor, of course, germanium is also, but silicon is easy to find, you go to the ground to see is the siliconPhysical principles on the complex, the first point of memory knowledge to say it, we generally say how much G, strictly speaking, GB, 1GB=1024MB
- Q: After the completion of the silicon chip will appear in the shadow of the white spots or what is the situation? How to solve. Please predecessors zhidianmijin.
- Check the cleaning agent is uniform, cleaning time is appropriate
- Q: What is a good solar wafer testing equipment?
- To develop solar energy, we must overcome two key challenges: cost and yield." In the solar panel manufacturing process, from the front to the back, from the crystal rod, wafer, chip to the module, any one of the links in error, will affect the number of solar panel products. Therefore, the solar cell needs to be able to monitor every step of the process in the production process of detection tools. QCROBOT also has many successful cases in this field.
- Q: Can solar silicon wafers be used in solar-powered recreational facilities?
- Yes, solar silicon wafers can be used in solar-powered recreational facilities. These wafers are an essential component of solar panels, which generate electricity from sunlight. By installing solar panels with silicon wafers, recreational facilities can harness renewable energy to power their operations, reducing reliance on fossil fuels and minimizing their carbon footprint. This sustainable energy solution aligns with the goal of creating environmentally friendly recreational spaces.
- Q: How to make monocrystalline silicon solar panels? Begged: specific steps
- Surface fleeceThe preparation of single crystal silicon wafer is the use of anisotropic etching of silicon on the surface of the silicon per square centimeter to form several million square pyramidal structure, namely, the Pyramid structure. Due to the multiple reflection and refraction of incident light on the surface, the absorption of light is increased, and the short circuit current and conversion efficiency are improved. Anisotropic etching of silicon in alkaline solution liquid is usually hot, available alkali sodium hydroxide, potassium hydroxide, lithium hydroxide and ethylenediamine etc.. Most of them were prepared by using dilute sodium hydroxide solution with a concentration of about 1%, and the corrosion temperature was 70-85. In order to obtain a uniform texture, but also in the solution add alcohols such as ethanol and isopropanol as complexing agent to accelerate the corrosion of silicon. In the preparation of velvet, the silicon chip must be first surface corrosion, alkaline or acidic etching solution to about 20 ~ 25 m, corrosion in the face, the general chemical cleaning. After surface preparation of silicon wafers are not suitable for long-term storage in the water, in order to prevent contamination, should be spread as soon as possible.
- Q: What is the average weight of a solar silicon wafer?
- The average weight of a solar silicon wafer is typically around 5 to 7 grams.
- Q: Can solar silicon wafers be used in desert regions?
- Yes, solar silicon wafers can be used in desert regions. In fact, desert regions are ideal for solar energy generation due to their abundant sunlight and high solar irradiance. The dry and arid climate in deserts also helps to maintain the efficiency of solar panels by reducing the moisture and dust accumulation on the surface of the silicon wafers.
- Q: What is the efficiency of a solar panel made from solar silicon wafers?
- The efficiency of a solar panel made from solar silicon wafers can vary, but generally, it ranges from 15% to 20%.
- Q: What is the effect of surface roughness on solar silicon wafers?
- The effect of surface roughness on solar silicon wafers is twofold. Firstly, it can enhance light trapping, increasing the absorption of sunlight and consequently improving the efficiency of the solar cells. Secondly, excessive surface roughness can lead to increased recombination of charge carriers, reducing the overall performance of the solar cells. Therefore, achieving an optimal level of surface roughness is crucial for maximizing the efficiency of solar silicon wafers.
Our company is a world class resources and green energy developer, operator and supplier with its engagement in green energy development, integration and operation. We strives to offer highly efficient, eco-friendly, economical and reliable energy solutions through an integrated and diversified energy industrial chain. In adherence to the philosophy of bringing green power to life, the Group stays committed to continuously providing high-quality energy and services for a better living environment. Under approaches of people-oriented, excellence-foremost, value-creation and harmony-pursuant, our Group is determined to become a respected world-class green energy conglomerate.
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Solar Cell Silicon Wafer - Polycrystalline Solar Silicon Wafer, 125*125mm
- Ref Price:
-
- Loading Port:
- Shanghai Port
- Payment Terms:
- TT or LC
- Min Order Qty:
- 100 Pieces PCS
- Supply Capability:
- 700MW/Per Year PCS/month
OKorder Service Pledge
Quality Product, Order Online Tracking, Timely Delivery
OKorder Financial Service
Credit Rating, Credit Services, Credit Purchasing
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