Thuhmahruai Bawlhhlawh sawngbawlna hmun, a inthlak danglam zel avangin bawlhhlawh chi hrang hrang thliar hran leh hman tangkai dan chu a pawimawh ber a ni. He domain-a hmanraw pawimawh ber pakhat chu trommel screen a ni. He cylindrical screening device hian S hrang hrang inthenna kawngah hmun pawimawh tak a chang a ni .

Thuhmahruai Material processing leh separation technology-te ram chhungah hian density-based separation hi heterogeneous mixtures sorting atana hmanraw bulpui ber a ni tih a lang. He technique hian segregation ha tak neih theihna turin material density inang lo tak takte a rinchhan a ni. He techn hmasa berah hian .

Thuhmahruai CRUSHing hmanrua hian lung lian leh thil dangte chu a te zawk, enkawl theih zawkah a tihtlem avangin mining, construction, leh recycling industry-ah hmun pawimawh tak a chang a ni. Crushing equipment leh a hnathawh dan hriatthiamna hi material P 1000-a inhnamhnawih tu tan pawh a pawimawh hle.