Iscreen engenye yamanzi wakwaShandong Tonda enhlanganiswa ngepolyurethane ingenywa ukuthiwe kwezinhlobo ezincinci zokubhala okudinga amakhulu akhothani, njenge-mining, ukuphihlisa futhi uprosesha okanye chemikali. Iscreen ingenywa nge-2–4 amalayithi we-polyurethane apho i-aperture zihluke izidingo, ukuze akwazi ukubhala ngokushesha imibhalo ngemigomo emangweni. Ilayithi eliphambili ifundekayo ngepolyurethane engasusiwe nge-aparameters zakuvumelaniselo (ifrekhenisi 80–180 Hz, isayizi 2–6 mm) ukuze akwazi ukusetha umphawuli wesintu ngendlela efanele kudakwiwo. Ukukhangela komlayo kuhlanganisa ukusebenza ngokungcono ngokugcina ukuxhasa kwezilayithi eziningi, phakathi kwamabili lokulayithi olunye, ngakho xa umuzanzelo omkhulu wahlukene ukufinyelela kwezilayithi ezinzulu ezindaweni zokubheka. Kuyimvelo yokusebenza kakhulu, ubuyekezwe ngeversatility kunye nokuhlula ukuthiwe kwezinhlobo ezincinci zokuthutha. Lapho usizo sengxenyeni, sekuphiwe ukubheka izilayithi ezimbili-ngezinye.