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The slotted liner is mainly used to the water and oil reservation layer without much sand. It’s function is prevent rock bits dropping into the well bore. The working principle is allowing the certain size and coming through the surface with crude oil but keeping the bigger size sand being stopped outside to form sand bridge, and thereby achievement the anti-sand purpose. This type of product is commonly used to sand rock and carbonate reservoir, and especially useful for horizontal wells.

Slotting pattern: line slot pattern, staggered slot pattern, multiple staggered slot pattern

API Std. Casing API ID (mm) Length (m) Slot Length (mm) Slot No. (NO./m) Slot Width (mm) Slot Tolerance Valid Filter Area (cm/m) Max. Strength KN
Spec (mm) Thickness (mm) Per Weight (kg/m)
60.32 5 6.84 50.3 3-12 10-200 200 0.25-15 ±50 48 512.54
73.02 5.5 9.15 62 240 57.6 688.55
88.9 6.5 13.22 75.9 280 67.2 995.1
101.6 6.5 15.22 88.6 300 72 1151.2
114.3 7 18.47 100.3 320 76.8 1400.4
127 7.52 22.13 112 340 81.6 1673.8
139.7 7.72 25.11 124.3 360 86.4 1900.2
  9.17 29.48 121.4 360 86.4 2232.4
168.3 8.94 35.09 150.4 400 96 2672.95
177.8 8.05 33.68 161.7 440 105.6 2559.2
  9.19 38.19 159.4 440 105.6 2940.7

Slotted Liner Laser Machinery

  1. Windows
    Windows interface. Friendly interface, easy to learn and operation; to edit the numerical control program and high readability.
  2.  Evolution of high speed algorithms
  3. Networking
  4. Cutting parameters database is available, at the same time to adjustment for the best cutting quality.

Slotted Screen Products

Slotted Screen Products

Slotted Screen Production Process

 Slotted Screen Production Process

Product Image

Slotted LinerSlotted Liner

Slotted Liner

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