Bridge slot screen features bridge-like slot, which creates a gap between the well casing and the packed gravel. Bridge slots are spaced in rows or in staggered state.
Bridge slotted screens are first punched in a flat sheet, which is completely CNC operated. The slot widths are precise and can change as practical requirements. Then the flat sheet is subsequently rolled and welded into a tube.
Bridge slot screen has extensive applications, including water and oil wells, development of geothermal development and mineral water.
Advantages
Bridge slot has outstanding anti-plugging performance for its unique bridge construction.
Bridge construction also enhances the mechanical strength against twisting, compressive and tensile forces.
Diverse external coatings are available to extend the operational lives of watering wells.
Bridge slot screen is lightweight and quite affordable compared with other conventional well screens.
Slot widths can be customized to satisfy customers' specific requirements.
MateRials:
Bridge slot screens usually use low carbon steel Q235, stainless steel 304,304L, 316L. To prolong its service life, galvanized screens are still supplied.
Sizes
Wall thickness: 3mm - 10mm.
Outside diameter: 114mm - 711mm.
Slot width: 0.5mm - 5mm.
Length: 6 meters.
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