LZZG choose PU screen as its new type sand washer sieve, because its long service life and not easily blocked in screening. When processing coal mud or dirt mixed water, steel mesh is easily blocked and adjusting its mesh size will highly reduce its capacity. It is important for some owner to get dry sand directly after washing process, here comes our new type dewatering vibrating screen. Also we use high quality PU screen as its sieve, one side you can get fine sand and also dry sand at the same time. Lower invest, less electric consumption, environment friendly and good performance make it a hot product in our market. see product details: http://www.hiwtc.com/products/dewater-vibrating-screen-8985-1102589.htm