Johnson Screen Tube


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Wedge wire slot tubes also named wedge wire screen tube, wrapped wire tubes, wire wrapped screen pipe, wire wrapped screen pipe,are manufactured by a v or wedge shaped wire around an internal array of longitudinal support rods.Each intersecting point of these wires is fusion welded,so it has sturdy constriction and good mechanical property.The wedge-shape section plane can avoid blockage,and make sure of the unimpeded water.
We can supply wedge wire slot tubes to many varied specifications including custom made end fittings to suit your application.

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Product Description

Wedge wire screen tubes are commonly used as screening components in a variety of industries to provide screening and filtration of solids or liquids. Wedge wire screen tubes are constructed of V-shaped wires and support rods. These screen tubes are used in a variety of applications including water treatment, oil and gas industry, food and beverage production, mining, and environmental protection.

Filter direction

FOTI – FITO

The direction of the filtering flow is determined by the position of the surface profiles in relation to the support profiles. Wedge wire tubes are either flow out to in (FOTI) or flow in to out (FITO).

Product Specifications

Material: stainless steel SS304, SS316, SS316L SS321，S32205，S32750 Hastelloy and other metal alloy wires
Tube diameter: 1 inch to 48 inch
Surface Profile: 0.75mm*1.45mm，1mm*2mm，1.5mm*2.5mm，or other size
Support rods : 2mm*2.3mm，2mm*3mm，3mm*5mm，or other size
Slot size: 20 micron to 3000 micron (Tolerance:±5 micron),etc.
Filtering Direction: Outside to inside and inside to outside Filtering Direction
End connections: welded end rings (plain beveled ends for butt welding), threaded male and female coupling (spiral), flanged
Packing: in wooden cases, boxes lined with waterproof material.
Note: other specifications available as per request

Product Advantages

Strong construction, high strength
Excellent media retention
Superb backwash ability
Less possibilty of clogging
Long service life
Low Maintenance costs

Applications

Stainless steel wedge wire screen pipe can be used as accessories for automatic filter cleaning, such as:Automatic filter (automatic backwash, scraper self-cleaning, sucking self-cleaning filter)

Water treatment industry. Desalination of seawater, treatment of industrial water and domestic water. Water softening treatment.
Chemical industry. End products of chemical organic solution filtration, such as acid, alkali liquid filtration, alcohol and other products filtering.
Hydro-geological exploration.
Drilling construction.
Geothermal development.
Catalytic reformer.

Johnson Screen Tube

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