Bridge slotted water well screens, a type of well screen with vertical slots

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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