目前現有的(de)人工(gong)(gong)砂(sha)(sha)(sha)產品(pin)(pin)線，都采用(yong)濕法生(sheng)產工(gong)(gong)藝，成(cheng)品(pin)(pin)砂(sha)(sha)(sha)經洗砂(sha)(sha)(sha)機(ji)后含水量(liang)較高(gao)，細砂(sha)(sha)(sha)（0.16mm以(yi)下顆粒)流(liu)失(shi)(shi)嚴重，有的(de)甚(shen)至流(liu)失(shi)(shi)20%以(yi)上(shang)，這不(bu)但損失(shi)(shi)嚴重，而且還嚴重影響砂(sha)(sha)(sha)子的(de)級配，造(zao)成(cheng)級配不(bu)合理，細度模數(shu)偏粗(cu)，大大降低了(le)機(ji)制(zhi)砂(sha)(sha)(sha)的(de)產品(pin)(pin)質(zhi)量(liang)，過多的(de)細沙排放，還會造(zao)成(cheng)環(huan)(huan)境污(wu)染。隨著環(huan)(huan)境的(de)日益(yi)惡劣，各地對排污(wu)行為(wei)加(jia)大了(le)監管力度，以(yi)及基礎建設加(jia)快造(zao)成(cheng)的(de)砂(sha)(sha)(sha)石需求的(de)加(jia)大，一體機(ji)廣(guang)泛運用(yong)于(yu)水電站砂(sha)(sha)(sha)石骨科加(jia)工(gong)(gong)系(xi)統、玻璃原材料加(jia)工(gong)(gong)系(xi)統、人工(gong)(gong)制(zhi)砂(sha)(sha)(sha)生(sheng)產線、選煤(mei)(mei)廠粗(cu)泥(ni)煤(mei)(mei)的(de)回收(shou)及環(huan)(huan)保工(gong)(gong)程（泥(ni)漿凈(jing)化）等成(cheng)品(pin)(pin)砂(sha)(sha)(sha)的(de)脫水及細砂(sha)(sha)(sha)回收(shou)。