Johnson screen wire point pipe for deep water well drilling pipe with highly filter rate
Material of water filter pipe screen: Usually SUS304, SUS304L, SUS316, SUS316L;
Length of Johnson screen: Most clients choose 5.8m, (Max 6m)
Slot size range: 0.02mm~15mm
Type of wedge wire screen: one layer pipe and multilayer pipe
Johnson screen also named of Water well screens are manufactured by a V or wedge shaped wire around an internal array of longitudinal support rods.The world advanced all-weld technology is used with each intersecting point of these wire fusion welded ,which creates the robust construction and excellent mechanical performance.The V or wedge shaped profile wire wraps around the support rods over the full length of the screen creating a continuous slot opening, hence the screen allows water(oil) to enter your well freely in amplequantities, while at the same time keeps the majority of sand and gravel out of the well The slots can be changed according to different strata.
We can meet your particular needs and design for you depends on you require type and size of wire wrapped screen. The water from the inside out, or from the outside.
|Specification Details of Wedge Wire Wrapped Screens for Water Well Drilling Screen/professional Johnson screen(manufacture)|
|Material||Galvanized carbon steel(LCG), stainless steel (304,304L,316,etc.)|
|Diameter||from 30-1500mm /(114.3mm- 4 1/2”,168.3mm-6 5/8”, 177.8mm-7", 219.1mm- 8 5/8”, 244.5mm- 9 5/8”, )|
|Slot Size (mm)||0.03mm, 0.10, 0.15, 0.2, 0.25, 0.30-5 or as customers’ requirement|
|Unit length||1- 6m, 5.8m fit for the container|
|Open area||up to 40%|
|End Connection||welding (beveled end), thread coupling(STC,LTC,BTC), flange,|
|Surface treatment||galvanized, painted, polish, packiled and passivation, etc.|
wires, rods and slots sizes can be customized
This pic shows the production process of wire wrapped screens pipe
Inspection of Johnson wedge wire screens
Application of water well strainer pipe
The water well screens mainly used for water well driling, fiter the water, and then make the well water can be drinked.
Some times the Johnson screens also used in Wastewater treatment filed. Some industry choose our product.
We are UN supplier, the superior quality and competitive price win the chance to supply products to UN. We are one of major water well screens good supplier in China.
Our main product as (not limit) water well screens, pipe based well screens, stainless steel casing, slotted liner, perforated pipe, gravel prepacked screens, bridge slotted screen, API casing and tubing etc.
One of our certificate:
My clients Fax me this picture, our product Johnson screens in using process.
1.The Johnson screens were Wrapped by woven bags,
2.Then the water well screen Fixed by woode strip
3.Wrapped by bubble bag
4.Put in wooden box(depends on you)
The water well screen be shipped by container