S hale shakers typically consist of wire mesh shaker screens in various mesh sizes that shake or vibrate the drill cuttings which across and off the shaker screens as the drilling fluid or drilling mud flows through shaker screen s and back into the drilling mud system. There are mainly three types of shaker screens for different types of shale shakers, like PWP screen, PMD screen, and hook strip screen. PMD screens are Derrick ’ s patented products for Derrick 2000 series and Derrick 500 series shale shakers . While PWP and hook strip screens are widely used for world famous shale shakers like brand M-I SWACO, Derrick, Brandt and KOSUN. Hook strip s creen s is a common kind of s hale s haker s s creen, which can be widely used in different conditions in drilling operation. This screen is constructed with two or three layers of stainless steel wire cloths bonded to a steel support plank. KOSUN can supply hook strip flat panel screens with the mesh sizes ranging from 1