ZSM series low-pulse approach screen is the heart of the approach system of the modern paper machine. With its special design and high precision in processing, which achieves its non-pulse operation. It can disperse the fiber filler and papermaking aid, and further fluidize them. It can also screen out remaining impurities in the stock and impurities from the broke system, which plays the role of last checking. It can also meet all the operational requirements of the paper machine headbox.