Best Johnson Screen Manufacturer in China We provide Johnson screens for various industries including water treatment plants, petrochemical filtering, mining and aggregate processing, and coal screening. The Johnson screen(wedge wire screen) consists of a wedge-shaped or "V"-shaped stainless steel profile wire and a stainless steel support rod. The smooth surface https://www.ubowedgewire.com/About/best-johnson-screen-manufacturer-in-china-2273-1.htm