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Help CenterSelf-cleaning Filter Cartridge for Photovoltaic Cutting Fluid 316L Stainless Steel Differential Pressure Backwash
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As a professional manufacturer with over 25 years of experience in wire mesh and filtration products, Anping County Boli Hardware Wiremesh Products Factory (established in 1998) proudly introduces our Self-cleaning Filter Cartridge for Photovoltaic Cutting Fluid. Made from premium 316L stainless steel, this cartridge features an advanced differential pressure backwash mechanism that ensures continuous, uninterrupted filtration—critical for maintaining the purity of cutting fluids in solar wafer slicing and other photovoltaic manufacturing processes. Our factory exports between US$5 million and US$10 million annually to markets across North America, Europe, Asia, and beyond, and we are committed to delivering reliable, high-efficiency filtration solutions tailored to the demanding needs of the renewable energy sector.
The product is designed to remove fine particles, silicon debris, and metal contaminants from the cutting fluid, preventing clogging and extending the life of the fluid. With its self-cleaning capability, downtime is significantly reduced, and maintenance costs are minimized. Below we provide a detailed overview of the product's features, technical specifications, and benefits.
Key Features & Benefits
- Self-Cleaning Operation: The differential pressure backwash system automatically triggers cleaning when the pressure drop across the filter reaches a preset level, ensuring continuous flow without manual intervention.
- 316L Stainless Steel Construction: Excellent corrosion resistance against aggressive cutting fluids, high durability, and long service life even in harsh chemical environments.
- High Filtration Efficiency: Achieves precise filtration down to 25 microns or custom grades, effectively removing particles that could damage wafers or reduce cutting quality.
- Low Maintenance Requirements: The self-cleaning cycle uses minimal flushing fluid and reduces the need for frequent cartridge replacement, lowering operational costs.
- Compact Design: Space-saving construction that can be easily integrated into existing filtration systems or used as a standalone unit.
- Customizable Options: Available in various sizes, connection types (flange/thread), and seal materials to match specific system requirements.
- Environmentally Friendly: Reduces waste by recycling the cutting fluid and minimizing disposal of used filter media.
Technical Specifications
| Parameter | Value / Description |
| Material | 316L Stainless Steel |
| Filtration Grade | 25 – 100 μm (customizable) |
| Max Operating Pressure | Up to 1.0 MPa (optional higher) |
| Max Operating Temperature | Up to 80°C (higher upon request) |
| Backwash Method | Differential Pressure Triggered Automatic |
| Connection Type | Flange (ANSI/DIN) or Thread (NPT/BSP) – optional |
| Seal Material | NBR, EPDM, Viton – optional |
| Dimensions | Customizable (length, diameter per request) |
The self-cleaning filter cartridge is specifically engineered for photovoltaic cutting fluid applications, where high purity and consistent flow are essential. In the solar wafer slicing process, any contamination can lead to micro-cracks, surface defects, and reduced cell efficiency. Our filter ensures that the cutting fluid remains free of abrasive particles, thereby improving yield and reducing operational costs.
Compared to traditional disposable filter cartridges, the self-cleaning design offers a dramatic reduction in waste and lower total cost of ownership. The 316L stainless steel structure withstands repeated backwash cycles without degradation, and the differential pressure control allows precise cleaning only when needed, conserving flush water or air.
We also offer customization services—our engineering team can adjust the filtration grade, dimensions, connection type, and seal material to match your existing equipment. Whether you are retrofitting an old system or designing a new line, we can provide a tailored solution.
Why Choose Anping Boli?
Established in 1998, our factory has over two decades of expertise in manufacturing wire mesh and filtration products. We are a direct manufacturer with an annual export value of US$5 million to US$10 million, serving clients in North America, South America, Europe, Southeast Asia, Africa, Oceania, the Middle East, and other regions. Our main ports of shipment include Tianjin, Qingdao, Shanghai, and Foshan, ensuring efficient logistics worldwide.
We have a dedicated quality control team that inspects each cartridge before shipment, and we offer customizable packaging to protect the product during transit. Our customers appreciate our consistent quality, competitive pricing, and responsive customer service. We are committed to providing reliable filtration solutions that help our clients optimize their production processes.
Contact us today to discuss your specific requirements. Whether you need a standard self-cleaning filter cartridge or a fully customized design, we are ready to support your photovoltaic manufacturing needs.
Frequently Asked Questions (FAQ)
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Q: What is the typical filtration accuracy for photovoltaic cutting fluid?
A: Our standard cartridges offer filtration grades from 25 to 100 microns. For specific particle size requirements, we can customize the filter element to achieve finer or coarser filtration. -
Q: How does the differential pressure backwash work?
A: The filter is equipped with a pressure differential sensor. When the pressure drop across the cartridge reaches a preset value (e.g., 0.5 bar), an automatic backwash cycle is initiated, flushing contaminants out through a separate outlet without interrupting the main flow. -
Q: Can the filter cartridge be used for other fluids besides photovoltaic cutting fluid?
A: Yes, the 316L stainless steel construction makes it suitable for many industrial liquids, including coolants, process water, and chemical solutions. However, we recommend verifying compatibility with your specific fluid. -
Q: What is the lifespan of the filter cartridge?
A: The cartridge itself is designed to last for many years, as the 316L stainless steel is durable and corrosion-resistant. The backwash mechanism minimizes wear, so the cartridge can typically be used for 3–5 years or more depending on operating conditions. -
Q: Do you provide samples for testing?
A: Yes, we can provide samples for evaluation. Please contact us with your requirements, and we will arrange a sample shipment. For stock items, samples are available at a nominal cost; for custom designs, we will discuss the terms. -
Q: What are the available connection sizes?
A: We offer standard flange connections (ANSI 150# or DIN PN10/16) and threaded connections (NPT/BSP) in sizes from 1" to 8". Custom sizes are available upon request. -
Q: How do I maintain the filter cartridge?
A: The self-cleaning system requires minimal maintenance. Periodically check the differential pressure gauge and ensure the backwash valve is functional. We recommend an annual inspection of seals and connections. -
Q: What is the lead time for orders?
A: For standard models, lead time is typically 15–20 working days. Custom orders may take 25–35 working days, depending on the complexity. We can accommodate urgent orders if stock is available.
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