The slot liner pipe produced by our factory has the slots with good perpendicularity and uniform slots.We mainly use laser cutting technology to cut slots in N80, J55 casing or steel casing pipes.The slot minimum width of the laser slotted pipecan be 0.1mm.The outer diameter, wall thickness and length of the laser slotted liner pipe can also be customized as customer requirements.The flow area of our slot liner pipe is larger, and the27/8 "slotted pipe has 300 slots/1.5m, which is 2.4 times larger than that of other screens of the same specification.https://www.afilterscreen.com/PRODUCT/Wsp/14.html