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  • Continuous Slot Well Screen

    Product

    Continuous slot well screen, wire screen, Johnson screen

    Slot Size(mm)

    0.10, 0.15, 0.2, 0.25, 0.30-3, also achieved upon customer request.

    Material

    Low Carbon ,Low Carbon Galvanized steel (LCG), Stainless Steel( 304,etc.)

    Lengths

    up to 6 meters

    Diameter

    89 mm to 1200 mm

    End Connection

    Plain beveled ends, welding rings, flanges or threaded ( Thread male/female coupling ) .

    The data for reference only, we can design it as the client’s request.


  • Slotted Casing

    Standard

    API 5CT

    Grade

    J55,K55,N80,L80,P110 etc.

    Outside Diameter

    2 3/8” - 20”(60.3mm-508mm)

    Thickness

    Less than 16mm

    Slot length

    As per customer' s requirement

    Slot width

    0.1-4mm( ± 0.03mm)

    Slot space

    As per customer’s requirement

    Distrubution types of slots

    straight in line pattern, staggered pattern, spiral pattern

  • Peforated pipe

    Material

    API standard J55,K55,N80,L80. Stainless steel 304, 304L, 306, 316. Low carbon steel.

    Hole Arrangement

    Parallel, Spiral

    Hole Shape

    Round

    Hole Size

    5-30mm

    Outer Diameter

    OD 60-630mm

    Wall Thickness

    2-20mm

    End connection

    beveled or thread

  • Bridge Slot Screen

    Material

    Carbon steel

    Application

    High strength. Ideal substitute product of modern drilling industry. Also applied in hydrogeologic prospecting, well drilling, shaft sinking, rservoir precipotation, foundation dig precipitation, mining &mineral processing, geothermal exploitation, mineral water supply, metallurgical geology, refining&petrochemical, geothermal air-conditioner, broken well remediation, underground water lifting, agricultural trnasformation, city water supply, etc.

  • Composite Sand Controlling Screen

    Material

    Internal drill or casing slotted pipe material while outside with wire screen jacket.

    Application

    Used for sand control in wells with high pressure and high traction value due to the depths. Mainly for petroleum and gas industry.


  • Pre-packed Well Screen

    Material

    Bare pipe can use perforated casing, bridge slot screen or continuous slot well screen, middle layer with quartz, wire mesh, metal fibre, ceramic beads, etcs. Screen jacket could be continuous slot screen, bridge slot screen.

    Application

    Used in oil, gas and water wells. Will make downhole operation unnecessary and better sand prevention. An advanced sand control technology. Catalysts or microbicides packed in the inner layers of screen contribute to a good sterilization result among chemical production industry.