High Purity Polysilicon For Solar Industry
Reliable supply
COA available
HS Code: 28046190
Fast delivery
Flexible shipment
What is High Purity Polysilicon?
High purity polysilicon is a refined silicon material used as the primary raw material in solar photovoltaic manufacturing. It is produced through advanced purification processes to achieve extremely low impurity levels, making it suitable for high-efficiency solar cell production.
In practical applications, polysilicon serves as the starting material for silicon ingots and wafers, which are then processed into solar cells and modules. For solar manufacturers, the quality of polysilicon directly affects energy conversion efficiency and long-term performance.
Key Features of Our Polysilicon
From an industrial supply perspective, consistent quality and reliable performance are critical.
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High Purity (Solar Grade)
Suitable for photovoltaic applications requiring stable performance
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Consistent Chemical Composition
Helps improve yield and efficiency in wafer and cell production
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Low Impurity Content
Supports high-efficiency solar panel manufacturing
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Flexible Forms Available
Chunks, chips, or granular material depending on processing requirements
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Stable Supply for Large-Scale Production
Suitable for long-term cooperation with solar manufacturers
Typical Specifications of Polysilicon
We provide solar-grade polysilicon with flexible specifications based on customer needs.
| Item | Standard Value |
|---|---|
| Grade | Solar Grade (PV Grade) |
| Si Purity | ≥ 99.9999% (6N) |
| Total Metal Impurities | ≤ 0.1 ppmw |
| Boron (B) | ≤ 0.02 ppmw |
| Phosphorus (P) | ≤ 0.02 ppmw |
| Carbon (C) | ≤ 1.0 ppmw |
| Oxygen (O) | ≤ 1.0 ppmw |
| Resistivity (p-type) | ≥ 100 Ω·cm |
| Minority Carrier Lifetime | ≥ 100 μs |
| Appearance | Gray granular / chunk |
| Size | 5–50 mm (customizable) |
Polysilicon Applications in Solar Industry
High purity polysilicon is mainly used in the photovoltaic supply chain.
Solar Wafer Production
Used as the base material for producing silicon wafers through ingot casting or crystal growth.
Solar Cell Manufacturing
Processed into photovoltaic cells that convert sunlight into electricity.
Solar Panel Production
Integrated into solar modules for renewable energy systems.
Polysilicon plays a key role in determining the efficiency and reliability of solar energy systems.
Packaging and Handling
To maintain product quality during transportation, polysilicon is carefully packed to avoid contamination.
Moisture-proof inner liner
Strong outer packaging suitable for export
Bulk packaging available for industrial use
Packaging can be customized according to shipping and storage requirements.
Polysilicon Price and Supply
Polysilicon prices vary depending on market conditions, purity levels, and order volume.
In recent market conditions, pricing is influenced by:
Solar industry demand
Raw material and energy costs
Global supply balance
👉 For the latest polysilicon price and quotation, please contact us directly.
FAQ
What is solar grade polysilicon?
Solar grade polysilicon is high purity silicon used specifically for photovoltaic applications.
What purity level is required for solar applications?
Typically ≥99.99%, with higher purity available depending on efficiency requirements.
What form is polysilicon supplied in?
It is usually supplied as chunks, chips, or granular material.
Can specifications be customized?
Yes, purity, size, and form can be adjusted based on your application.
Looking for a Reliable Polysilicon Supplier?
If you are sourcing high purity polysilicon for solar applications, choosing a reliable supplier is essential for stable production and consistent quality.
👉 Contact us today to get the latest polysilicon price and discuss your requirements.
Why Work With ZhenAn
With experience supplying silicon materials to global markets, we understand the requirements of solar manufacturers.
- Stable product quality for continuous production
- Reliable supply capacity for large-volume demand
- Competitive pricing based on market conditions
- Export experience with international logistics support
We focus on long-term cooperation and consistent supply rather than short-term transactions.
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