Cylindrical Johnson Screen is a wedge shaped wire welding Filter Element for solid-liquid separation. Cylindrical screen is a kind of Johnson screen and can be made into different shapes (Basket Shaped Johnson Screen, Nozzle Cap, Tubal Johnson Screen and Conical Johnson Screen and so on). Its filtration mode is filtering from the outside to the inside and filtering from the inside to the outside.
The minimum slot opening cylindrical Johnson screen is 25 um (0.001 inch) and the maximum slot opening cylindrical Johnson screen is 25 millimeter (1 inch).
The common material is 304, 321, 316 L, 904 L duplex stainless steel 2205, duplex stainless steel 2507, Monel alloy.etc.
It is widely used in many fields, such as petroleum refining and refining industry, water supply and sewage treatment, pulp and paper industry, mining and sand processing, construction industry, food filtration, nuclear power and so on.