Wedge Wire Filter Screen Cylinder

Product Introduction

The wedge wire filter screen cylinder, also known as Johnson screen cylinder, is welded by profile wire and support rods at fixed intervals. It forms continuous V-shaped opening slots on the surface. This structure avoids clogging easily compared with ordinary perforated mesh and woven mesh. It is a reliable filter element for solid-liquid separation, solid-gas separation and medium interception.

Wedge Wire Filter Screen Cylinder

MORE DETAILS

Features

1. V-shaped wedge slot structure, the opening gradually expands inward, not easy to block

2. All welded structure, strong bearing capacity, can bear high working pressure

3. Smooth screen surface, low fluid resistance, large flow rate

4. Slot size can be precisely customized to meet different interception requirements

5. Easy to clean, supports online backwashing and ultrasonic cleaning

6. Not easy to deform under long-term impact of medium


Application Scenarios

Water treatment: raw water filtration, sewage purification, well water sand control, circulating water filtration, RO pre-filtration

Petroleum & chemical industry: oil-water separation, well sand control, resin trap, catalyst recovery

Food & beverage: juice filtration, syrup filtration, edible oil purification, beverage impurity removal

Mining & mineral processing: mine water filtration, mineral pulp classification

Pulp and paper industry: pulp filtration and fiber recovery

Agriculture: farmland water filter, drip irrigation anti-blocking filter

Other industries: pharmaceutical, new energy slurry filtration, seawater desalination


Product & Company Advantages (Anping Haopeng Metal Wire Mesh Co., Ltd.)

We are a professional manufacturer located in Anping, the hometown of wire mesh in China. We independently complete the whole process from wedge wire forming, automatic welding, finishing, inspection to packaging.

We can adjust slot accuracy, size and material scheme according to customers’ working conditions. We support small batch trial order and mass production.

Our factory implements strict inspection before delivery, each batch of screen cylinders will be checked on slot gap, welding quality and roundness.

We provide technical suggestion for selection and installation. The delivery cycle is stable, and we can arrange priority production for urgent orders.

Our products are exported to many regions, and we can support third-party inspection as required by customers.


Customer Feedback

Customers mention that the slot consistency of our wedge wire cylinders is good, and they rarely encounter clogging problems in continuous running. Many users reflect that the service life is obviously longer than ordinary woven filter mesh.

Customers with backwashing system feedback that our screen cylinders are easy to clean and the flow recovery effect after backwashing is stable.

Some engineering buyers say our drawings can be adjusted quickly, and the customized flanges and thread ends match their equipment well.

Customers for corrosive working conditions are satisfied with the stability of 316L and duplex steel versions.


FAQ

Q1: Can you customize special sizes and slot gaps?

A1: Yes. We make non-standard products according to customer drawings or technical requirements.

Q2: What material should I choose for seawater environment?

A2: Normally 316L is for weak corrosion; 2205 or 2507 duplex stainless steel is recommended for long-time seawater working.

Q3: What is the maximum pressure the screen cylinder can withstand?

A3: It depends on diameter, length, material and support rod layout. We will calculate and give pressure reference after confirming your parameters.

Q4: Is sample available?

A4: Samples can be provided, sample cost and freight can be communicated separately.

Q5: How to clean the wedge wire screen cylinder?

A5: Backwashing is preferred. Ultrasonic cleaning or high-pressure water washing is also available for offline cleaning. Do not use hard scraping tools to avoid damaging the slot.

Q6: What is your lead time?

A6: Conventional stock items can be delivered quickly; customized products usually take 7–15 working days, subject to order quantity and processing difficulty.

Specifications

Size & Parameters

- Slot opening: commonly 0.025mm–20mm, customizable according to filtering precision requirement

- Outer diameter: 20mm–1200mm

- Length: 50mm–3000mm, can be spliced for longer sizes

- Profile wire: triangular wire, trapezoidal wire

- Support rod: round rod, triangular rod

- End connection: flat end, flange, thread, quick connector, customized end structure

- Tolerance: slot opening tolerance controlled within ±0.01mm for precision models


Material

304 stainless steel, 316L stainless steel, 321 stainless steel, duplex stainless steel 2205 / 2507, carbon steel, copper alloy, Hastelloy, Monel and other corrosion-resistant alloys.


Properties

High mechanical strength, pressure resistance, corrosion resistance, high filtering precision stability, uniform slot gap, good backwashing performance, high temperature resistance, long service life.

RELATED FAQ
What is Wedge Wire Screen Tube?

The wedge wire filter element is a filter element composed of a "V" shaped stainless steel wire and a stainless steel support strip. Its smooth surface is the filter surface, and the gap is a strip, which belongs to the surface filtration form.

What are the primary applications of wedge wire Screen Tube?

Wedge wire filter elements are widely used in many fields, mainly including petrochemical, food and beverage, pharmaceutical, water treatment.

What is the difference between wedge wire filter elements and other wire mesh filter elements?

The wedge-shaped wire filter element has a higher filtration efficiency and can achieve extremely high filtration effects by controlling the particle gaps of the wedge-shaped mesh.


The wedge-shaped wire filter element is suitable for high-flow and high-pressure industrial filtration occasions, especially for industrial water, drinking water purification, sand separation and treatment, sewage treatment and other fields.

What is the material of wedge wire?

The main material of wedge wire is stainless steel. Specifically, wedge wire is usually made of high-quality stainless steel materials, such as 302, 304, 304L, 316L, etc.

Where are wedge wire screen tube used?

Industries include water treatment, oil and gas, pulp and paper, mining, and food and beverage.

What is the expected lifespan of wedge wire screen tube?

With proper maintenance, wedge wire screens can have a long lifespan, often exceeding 10 years.

What is a perforated metal anti-skid plate?

A perforated metal anti-skid plate is a type of metal plate that combines a perforated design with anti-slip or anti-skid features. 

Where are perforated metal anti-skid plates used?

Industrial Flooring:

Used in factories, warehouses, and production lines as flooring or walkways to provide a non-slip surface for workers.

Staircases and Platforms:

Used for stairs, ladders, and elevated platforms to provide safe access and reduce the risk of slips and falls.

Vehicle and Transport Decks:

Commonly used in trucks, trailers, or shipping containers to create a stable, non-slip surface for cargo handling.

Outdoor and Marine Applications:

Used in outdoor environments such as docks, walkways, and industrial outdoor installations where water or mud can create slippery conditions.

What are the common types of perforated metal sheets?

Perforated Sheet with Raised Patterns: Features raised sections in the perforated pattern for enhanced anti-slip properties.

Serrated Metal Plate: Uses serrated edges or a textured surface in combination with perforations to improve skid resistance.

What is the material of perforated metal sheet?

▪Stainless Steel: Resistant to corrosion and durable, ideal for harsh environments like marine, chemical, or food processing industries.

▪Aluminum: Lightweight and corrosion-resistant, commonly used in transportation, aerospace, and exterior architectural applications.

▪Carbon Steel: Strong and cost-effective, often used in industrial and construction settings.

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