Seawater Intake Wedge-Shaped Wire Screen, Efficient Passive Filtration, 0.5mm Slot, Anti-Clogging
Product Spotlights
Anping County Boli Hardware Wiremesh Products Factory (established in 1998) is a professional manufacturer specializing in wedge wire screens for over two decades. Our Seawater Intake Wedge-Shaped Wire Screen with 0.5mm slot is designed for efficient passive filtration in demanding marine environments. The unique V-shaped profile ensures self-cleaning and anti-clogging performance, making it an ideal solution for seawater intake systems, desalination plants, and coastal power stations. With annual export value of US$5-10 million to markets across North America, Europe, Southeast Asia, and the Middle East, our screens are trusted by global clients for their durability and precision.
Key Features & Technical Specifications
- Wedge-Shaped Wire Profile – The V-shaped wire creates a continuous slot opening that resists clogging and allows for easy backwashing.
- 0.5mm Slot Precision – Accurate slot width ensures high filtration efficiency while maintaining low pressure drop.
- Anti-Clogging Design – The tapered slot (wider on the inside) prevents particles from wedging, reducing maintenance frequency.
- High Mechanical Strength – All-welded construction provides structural integrity for high-flow and high-pressure applications.
- Corrosion Resistance – Made from premium stainless steel (304/316L) suitable for saltwater and aggressive chemicals.
- Customizable Dimensions – Available in various lengths, diameters, and end connections (flange, thread, etc.) to fit existing systems.
- Passive Filtration – No moving parts; operates purely on hydraulic pressure, reducing energy and maintenance costs.
Technical Parameters (Typical)
| Parameter | Value |
|---|---|
| Slot Width | 0.5 mm (0.0197 in) |
| Wire Diameter | 2.0 mm – 3.0 mm (customizable) |
| Screen Length | Up to 6 meters (custom) |
| Material Grade | SS304, SS316L, Duplex (optional) |
| Open Area | ~30% – 40% (depending on slot/wire ratio) |
| Max Operating Temperature | Up to 400°C (for SS316L) |
Benefits for Your Application
- Reduced Downtime – The anti-clogging wedge design minimizes cleaning frequency, keeping your intake system running efficiently.
- Lower Operating Costs – Passive filtration eliminates the need for power-driven backwash systems, cutting energy and maintenance expenses.
- Long Service Life – Robust stainless steel construction withstands harsh marine environments, UV exposure, and mechanical wear.
- Consistent Performance – Precise 0.5mm slot retains fine particles while allowing high flow rates, ensuring stable water quality.
- Easy Installation – Available with flanged, threaded, or welded ends for quick integration into existing pipelines or intake structures.
With over 25 years of manufacturing experience, Anping County Boli Hardware Wiremesh Products Factory has shipped millions of wedge wire screens to satisfied customers worldwide. Our screens are exported through major ports (Tianjin, Qingdao, Shanghai) and serve industries such as desalination, oil & gas, aquaculture, and water treatment. Each screen undergoes rigorous quality control to ensure slot accuracy and weld integrity. We also offer custom designs to meet your specific slot size, length, and material requirements. Contact us today for a quote or technical consultation – our team is ready to help you optimize your seawater intake filtration.
Frequently Asked Questions (FAQ)
-
Q: What is the main advantage of wedge wire screens over mesh filters?
A: Wedge wire screens provide a continuous slot with a V-shaped profile that resists clogging, allows self-cleaning, and offers higher strength for high-flow applications. They are more durable and require less maintenance than woven mesh. -
Q: Can this screen be used in hot seawater?
A: Yes, our wedge wire screens are available in SS316L or duplex stainless steel, which offer excellent corrosion resistance and can withstand temperatures up to 400°C depending on the grade. -
Q: How do I clean the screen if it becomes blocked?
A: The wedge design typically allows trapped particles to be removed by backwashing or simple flushing. For stubborn blockages, gentle brushing or high-pressure water jet can be used without damaging the slots. -
Q: What is the maximum flow rate for a 0.5mm slot screen?
A: Flow rate depends on screen diameter, length, and open area. For a typical 4-inch diameter screen, flow can range from 10 to 50 m³/h per meter length. Contact us for a detailed calculation based on your system. -
Q: Do you offer samples before bulk order?
A: Yes, we can provide small samples for testing. Please contact us with your requirements, and we will arrange shipment. -
Q: Is this screen suitable for fish farming intake?
A: Absolutely. The 0.5mm slot prevents small fish, eggs, and debris from entering the system while providing high flow. The smooth surface also reduces fish damage. -
Q: What certifications do your screens have?
A: Custom certifications are available upon request. Our factory follows strict quality control standards, and we can provide material test reports (MTR) and other documentation as needed. -
Q: How long is the lead time for custom orders?
A: Typical lead time is 15–25 working days, depending on the order quantity and specification. We can expedite for urgent projects.
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