... Hengying Wire Cloth CO., LTD has many kinds of shale shaker screen , such as derrick , brandt, swoca,kemtron and so on , ... flat screen. This screen panel is constructed with two or three stainless steel layers bonded to a steel support plank.2.Pyramid screensPyramid ... Without changing the construction of shakers, the using of the pyramid screens can improve the quality of drilling fluid and increase ...