Experience the robustness and reliability of our 304, 316, and 316L Stainless Steel Screen, expertly designed for Johnson wells. screen Discover the excellence of our Pipe Johnson Tube Wedge Wire Screen Filter, crafted for superior filtration performance.
Our Johnson Screen Tube, also known as a wedge wire screen tube, wrapped wire tubes, or wire wrapped screen pipe, represents the pinnacle of filtration technology. Crafted with precision, the device features a V-shaped or wedge-shaped wire surrounding an array of longitudinal support rods. Each intersecting point is expertly fusion welded, providing a construction that is not only sturdy but also boasts exceptional mechanical properties. The unique wedge-shape section ensures efficient performance by preventing blockages, thus guaranteeing smooth water flow without interruptions.
Our slot tubes are designed with precision and can be equipped with the necessary end pieces for secure attachments and/or reinforcements, tailored to your specific needs.
We proudly offer wedge wire slot tubes available in a wide range of specifications. Our products include custom-made end fittings, precisely engineered to suit your unique application requirements.
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MaterialCrafted from premium, durable alloys such as stainless steel SS304, SS316, SS316L, SS321, S32205, S32750, Hastelloy, and a host of other metal alloy wires, ensuring strength and longevity.
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Tube diameter: Available from a compact 1 inch to a robust 48 inch, offering versatile options to suit your specific needs.
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Surface Profile: Choose from a variety of profiles including 10-SLT, 12-SLT, 18-SLT, or other custom sizes to match your application.
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Support rods: Available in sizes such as SLT-22, SLT-25, SLT-35, or custom to your needs, providing reliable structural support.
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Slot size: Precision-engineered from 20 micron to 3000 micron (Tolerance: ±5 micron), allowing for high-efficiency filtration.
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Filtering Direction: Engineered for flexibility with both outside to inside and inside to outside filtering directions available.
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End connections: Options include welded end rings (plain beveled ends for butt welding), threaded male and female coupling (spiral), and flanged, ensuring a robust connection tailored to your system.
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Packing: Securely packaged in wooden cases or boxes lined with waterproof material, ensuring safe and damage-free delivery.
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Note: Other specifications available upon request, catering to the unique demands of your projects.
Tailoring all the types: Wedge Wire Tube / Pressure Arc Screen for Starch /Sieving Bending Wedge Wire Screen /Wedge Wire Screen Cylinder
Wedge Wire Filter Nozzles / Wedge Wire Grates /Resin Traps / Wedge Wire Lateral Assemblies /Intake Screens /Screw Presses Screen /Pressure Screen Drum /Rotary Drum Screen /Wedge Wire Filter Elements /Oil & Gas & Water Well Screen / And More of Your Need
Expertly crafted with customizable screen sizes to precisely meet the diverse requirements of our valued customers.Designed with adaptability in mind, the size of the trough can be adjusted to align perfectly with the actual conditions of your operations.
Common Specifications of Plain Wedge Wire Screen Tube |
Item Code |
Screen |
Support Rod |
Support Rod No. |
Screen V-Wires |
(O.D.) |
(mm) |
(mm) |
SLT-19 |
19 |
2 × 3 |
8 |
0.75 × 1.5, 1 × 2 |
SLT-25.4 |
25.4 |
2 × 3 |
8 |
0.75 × 1.5, 1 × 2 |
SLT-30 |
30 |
2 × 3 |
8 |
0.75 × 1.5, 1 × 2 |
SLT-32 |
32 |
2 × 3 |
8 |
0.75 × 1.5, 1 × 2 |
SLT-33.5 |
33.5 |
2 × 3 |
8 |
0.75 × 1.5, 1 × 2 |
SLT-33.5 |
36 |
2 × 3 |
10 |
0.75 × 1.5, 1 × 2 |
SLT-40 |
40 |
2 × 3 |
10 |
1 × 2, 1.5 × 2.5 |
SLT-42 |
42 |
2 × 3 |
10 |
1 × 2, 1.5 × 2.5 |
SLT-45 |
45 |
2 × 3 |
10 |
1 × 2, 1.5 × 2.5 |
SLT-48 |
48 |
2 × 3 |
10 |
1 × 2, 1.5 × 2.5 |
SLT-50 |
50 |
2 × 3 |
12 |
1 × 2, 1.5 × 2.5 |
SLT-53 |
53 |
2 × 3 |
12 |
1 × 2, 1.5 × 2.5 |
SLT-53 |
57 |
2 × 3 |
12 |
1 × 2, 1.5 × 2.5 |
SLT-60 |
60 |
2 × 3 |
16 |
1 × 2, 1.5 × 2.5 |
SLT-63 |
63 |
2 × 3 |
18 |
1 × 2, 1.5 × 2.5 |
SLT-68 |
68 |
2 × 3 |
20 |
1 × 2, 1.5 × 2.5 |
SLT-70 |
70 |
2 × 3 |
22 |
1 × 2, 1.5 × 2.5 |
SLT-76 |
76 |
2 × 3 |
16 |
1 × 2, 1.5 × 2.5 |
SLT-80 |
80 |
2 × 3 |
20 |
1 × 2, 1.5 × 2.5 |
SLT-85 |
85 |
2 × 3 |
20 |
1 × 2, 1.5 × 2.5 |
SLT-89 |
89 |
2 × 3 |
20 |
1 × 2, 1.5 × 2.5 |
SLT-95 |
95 |
2 × 3 |
28 |
1 × 2, 1.5 × 2.5 |
SLT-100 |
100 |
2 × 3 |
22 |
1 × 2, 1.5 × 2.5 |
SLT-110 |
110 |
2 × 3 |
22 |
1 × 2, 1.5 × 2.5 |
SLT-114 |
114 |
2 × 3 |
30 |
1 × 2, 1.5 × 2.5 |
SLT-120 |
120 |
2 × 3, 3 × 5 |
26 |
1 × 2, 1.5 × 2.5, 2 × 3 |
SLT-125 |
125 |
2 × 3, 3 × 5 |
34 |
1 × 2, 1.5 × 2.5, 2 × 3 |
SLT-130 |
130 |
2 × 3, 3 × 5 |
38 |
1 × 2, 1.5 × 2.5, 2 × 3 |
SLT-140 |
140 |
2 × 3, 3 × 5 |
24 |
1 × 2, 1.5 × 2.5, 2 × 3 |
SLT-150 |
150 |
2 × 3, 3 × 5 |
44 |
1 × 2, 1.5 × 2.5, 2 × 3 |
SLT-160 |
160 |
2 × 3, 3 × 5 |
46 |
1 × 2, 1.5 × 2.5, 2 × 3 |
SLT-180 |
180 |
2 × 3, 3 × 5 |
50 |
1 × 2, 1.5 × 2.5, 2 × 3, 3 × 5 |
SLT-200 |
200 |
2 × 3, 3 × 5 |
48 |
1 × 2, 1.5 × 2.5, 2 × 3, 3 × 5 |
- Customization Support. Effortlessly choose the perfect wedge wire screen tube tailored to your specific application scenario and required filtration precision, ensuring the utmost efficiency and performance.
- Precise Filtration Performance. Leveraging cutting-edge technology, our advanced equipment guarantees impeccable slot sizes and exceptional roundness of the screen tube, delivering unmatched filtration accuracy.
- Various Types. Explore a wide array of wedge wire screen tubes available in diverse edge types and diameters, offering the perfect fit for every filtration need.
- Versatile. Designed for adaptability, our wedge wire screens excel across multiple industries such as water treatment, oil and gas, food and beverage, mining, and beyond, ensuring broad application potential.
- Quality Assurance. Through meticulous surface pickling and passivation treatment, we ensure that every finished product meets the highest quality standards, reflecting our commitment to excellence.
Detailed Photos
Faced with diverse customization demands, we deliver final production confirmation drawings tailored to the specific requirements of our customers. Our collaborative design process involves continuous engagement with the client, ensuring that the final drawing precisely aligns with their expectations and needs.
- General Industry Discover an extensive range of cutting-edge solutions crafted to enhance efficiency and performance across varied industrial applications.
- Sieve bends Experience the exceptional efficiency of our sieve bends, engineered for precise particle separation and maximum durability.
- Cylindrical screens Our cylindrical screens offer unparalleled reliability and precision, ensuring optimal performance in multiple screening applications.
- Centrifugal baskets Discover robust and highly efficient centrifugal baskets, designed to withstand rigorous processing demands.
- DEM screens Leverage the cutting-edge technology of our DEM screens to optimize your material grading processes.
- Pressure screens Our pressure screens are meticulously crafted to deliver superior screening accuracy and efficiency under high-pressure conditions.
- Mineral & Aggregate Processing Enhance your mineral and aggregate processing operations with our innovative and robust screening solutions tailored for high-performance.
- Vee wire centrifuge baskets Our vee wire centrifuge baskets are expertly designed for exceptional separation and durability in demanding environments.
- P/U modular screening systems Experience the flexibility and strength of our P/U modular screening systems, engineered for optimal performance.
- P/U and wire combination screens Maximize your screening efficiency with our innovative combination of P/U and wire screens, offering superior adaptability.
- Rubber screening system Our rubber screening systems are engineered for resilience and precision, providing long-lasting and reliable performance.
- Woven wire and perforated plate screens Discover the precision and versatility of our woven wire and perforated plate screens, designed for diverse screening applications.
- Petrochemical & Refining Optimize your petrochemical and refining processes with our specialized solutions crafted for superior performance and reliability.
- Center pipes Our center pipes are designed to offer efficient and reliable solutions to meet the demands of the petrochemical industry.
- Outer baskets Explore our highly durable outer baskets, engineered for optimal performance in challenging environments.
- Distributor trays Our distributor trays are crafted for exceptional distribution accuracy and long-lasting durability in refining applications.
- Nozzle systems Maximize efficiency with our precision-engineered nozzle systems, tailored for superior performance in demanding settings.
- Scale traps Leverage the efficiency of our scale traps, designed to protect your processes from scale-related disruptions.
- Pulp & Paper Empower your pulp and paper operations with our cutting-edge solutions designed for efficiency and reliability.
- Screen baskets Our screen baskets are engineered for durability and precision, ensuring optimal performance in pulp and paper applications.
- Extraction plates Maximize your extraction processes with our high-performance extraction plates, crafted for efficiency and reliability.
- Filtrate cleaning Enhance your filtrate cleaning processes with our advanced solutions, designed for superior performance.
- Fiber recovery Optimize fiber recovery with our innovative solutions, ensuring maximum efficiency and effectiveness.
- Refurbishing services Rely on our expert refurbishing services to extend the life and performance of your essential equipment.
- Water Process Transform your water processing operations with our state-of-the-art solutions, crafted for purity and efficiency.
- Head works Our head works solutions are engineered for optimal water management, offering reliability and performance.
- Dissolved air flotation (DAF) Experience enhanced separation efficiency with our advanced DAF systems, designed to optimize flotation processes.
- Intake screens Our intake screens are meticulously crafted for reliability and efficiency, ensuring optimal water intake management.
- UItra-filtration Discover superior filtration capabilities with our ultra-filtration solutions, designed for precision and performance.
- Triton underdrains Our Triton underdrains are engineered for maximum efficiency, offering reliable performance in water treatment processes.
- Water Well Enhance your water well systems with our expertly engineered solutions, designed for durability and efficiency.
- Well screens (stainless steel & PVC) Our well screens, available in stainless steel and PVC, are crafted for unmatched durability and performance.
- Riser pipes Ensure reliable water delivery with our high-quality riser pipes, designed for long-lasting performance.
- Sand spears Our sand spears offer exceptional performance and durability, designed to meet rigorous water well demands.
- Environmental monitoring screens Optimize environmental monitoring with our precision-engineered screens, ensuring accurate and reliable data collection.
- Nu-well rehabilitation chemicals Revitalize your well systems with our effective Nu-well rehabilitation chemicals, crafted for superior restoration.
1. Plastic Film Packaging: Ensure your customizable tube diameter wedge wire screen and Johnson screen solutions are protected with our durable plastic film, providing a reliable shield against external elements.
2. Tie Packaging: For added security and stability during transit, we offer tie packaging that keeps your products firmly in place, preventing unnecessary movement and potential damage.
3. Wooden Box: Opt for our sturdy wooden box packaging to deliver unparalleled protection, ensuring that your valuable screens arrive in pristine condition, ready for immediate use.
4. Bubble Wrap: Wrap your products in protective bubble wrap to offer an extra layer of cushioning, safeguarding your screens from impacts and vibrations during shipping.
5. Customized: Tailor the packaging solution to meet your specific requirements with our customizable options, designed to fit the unique needs of your screens perfectly.

Hebei Slot Filter Technology Co., Ltd. Established in 2014, Hebei Slot Filter Technology Co., Ltd. stands as a beacon of excellence in industry and trade integration. Equipped with cutting-edge welding processing equipment and a team of seasoned professionals, we are poised to deliver superior solutions.
With a decade of expertise in crafting top-tier filtration and solid-liquid separation products, we are committed to offering unparalleled quality and service. Our extensive product range includes Wedge Wire Screens, Sieve Bend Screens, Centrifugal Screens, Water Intake Screens, Johnson Screen Support Grids, Well Screens, Backwash Filters, Resin Traps, Laterals Water Distributors, and Perforated Metals. We offer a wide array of materials such as SS304, SS316L, duplex steel, super duplex, Monel 400, and Hastelloy to cater to diverse industry needs. Our products are indispensable in sectors where separation of solids and liquids, or solids from solids, is critical, including water treatment, starch processing, sugar mills, pharmaceutical, chemical, petrochemical industries, and beyond.
Our state-of-the-art factory houses over ten specialized production lines, boasting a suite of manufacturing processes to fulfill distinct customization demands. From CNC punching and drilling to laser cutting, high-frequency resistance welding, and precision milling, we provide comprehensive services including polishing and pickling, ensuring precision and quality.
Our unwavering mission is to enforce stringent quality control, continually refine our professional expertise, and expand our product and solution offerings to meet unique customer requirements. We are dedicated to being a solution-centric manufacturer, fostering long-term, mutually beneficial collaborations.
We are committed to building enduring partnerships with our valued customers, ensuring sustained success and innovation together.
At Hebei Slot Filter Technology Co., Ltd., we pride ourselves on being a premier manufacturer and supplier of superior wedge wire products. Our facilities boast immaculate workshops, cutting-edge equipment, highly skilled artisans, and a rigorous quality control system to ensure excellence at every stage.
Quality Management

1. Who are we?
We are based in Hebei, China, start from 2014,sell to North America(40.00%),Western Europe(30.00%), South Asia (10.00%),
Africa(10.00%), Mid East(10.00%). There are total about 11-50 people in our office.
2. How can we guarantee quality?
Always a pre-production sample before mass production;
Always final Inspection before shipment;
3.What can you buy from us?
Johnson Screen,Bridge Slotted Well Screens,Sand Control Well Screens, Gravel pre-pack Screen,Pipe-based screen,Perforated Pipe,API/5CT Casing and Tubing.
4. Why should you buy from us not from other suppliers?
1. Support OEM & ODM
2. We can help customers design drawings.
3. We have own professional research and development group.
5. What services can we provide?
Accepted Delivery Terms: FOB,CFR,CIF,EXW,FAS,CIP,FCA,CPT,DEQ,DDP,DDU,Express Delivery,DAF,DES;
Accepted Payment Currency:USD,EUR,JPY,CAD,AUD,HKD,GBP,CNY,CHF;
Accepted Payment Type: T/T,L/C,D/P D/A,MoneyGram,Credit Card,PayPal,Western Union,Cash,Escrow;
Language Spoken :English, Chinese, Spanish, Japanese ,Portuguese, German, Arabic, French, Russian, Korean, Hindi, Italian
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