Ib qho ntawm cov txiaj ntsig tseem ceeb ntawmwedge hlau screens yog lawv lub peev xwm los tswj cov nqi ntws siab.Qhov no ua rau lawv zoo tagnrho rau kev siv hauv cov ntawv thov kev lag luam uas cov ntim loj ntawm cov kua lossis roj yuav tsum tau lim.Lawv kuj muaj peev xwm tiv taus qhov txhaws, uas txhais tau hais tias lawv tuaj yeem siv rau lub sijhawm ntev yam tsis tas yuav tsum tau ntxuav lossis hloov pauv.

Wedge hlau cov ntxaij vab tshaus muaj ntau yam thiab tuaj yeem siv rau ntau yam kev siv, suav nrog kev kho dej, kev ua zaub mov thiab dej haus, mining, thiab roj thiab roj ntau lawm.Lawv kuj tau siv rau hauv kev lag luam ntawm cov ntaub ntawv thiab ntawv, qhov chaw uas lawv tau siv los tshem tawm impurities ntawm lub pulp thaum lub sij hawm tsim khoom.

Ntxiv nrog rau lawv cov peev xwm pom zoo,wedge hlau screens kuj yooj yim rau nruab thiab tswj.Lawv tuaj yeem raug kho kom haum rau cov ntawv thov tshwj xeeb, ua rau lawv xaiv rau ntau qhov kev lag luam.