Product Description 1.The slotted tube using J55 or N80 oil casing ontology processing, high strength, hard to distortion 2.Cutting edge vertical degree good, trimming smooth, without burr, cutting uniform. 3.The flow area is large, 27/8 "screen article 300 slot / 1.5 m, the flow area of 72 per cubic centimeter, than the same specifications tubing over current large area 2.4 times. For the liquid flow. 4. In deviated well and horizontal well use of its advantages in more apparent. 5. The overall anticorrosive processing, on screen the surface formation density protective layer, improve the sieve tube corrosion resistance and wear resistance, which can effectively prolong the downhole working life. 6. Suitable for sand grain size greater than 0.3 mm sand well sand control. 7. The operation is simple, easy to use, the size is big, easy for pipe string configuration. Standard: API casing Length: �?�15m (each) Outside Diameter: 50~200mm Slot Width: (0.10~4)mm ±0.03mm; Slot Number: as per customer�??s requirement Slot Shapes: straight in line pattern, staggered pattern, spiral pattern; Slot space: as per customer�??s requirement Slotted casings with apertures of 0.20~6mm are wide used in sands prevention of oil and wells. Advantage: Sample can be send from factory