Impagarike ihagaze yuruhererekane rwo gusya uruziga muri societe yacu iruta urwego rwigihugu 30 ~ 50%, kandi rufite ubwitonzi bwiza no gufata neza ibyuzuye, kuramba. nibyiza 50% noneho urwego rwigihugu. Gutandukana kwubunini bwuruziga rusya ruri munsi ya 0.2mm naho iringaniye ni munsi ya 0.1mm. Uburinganire bwiza bwa geometrike; Imikorere myiza yo gusya; Gukomera gukomeye; Cyiza R-inguni ifata kandi amahirwe make yo gutwikwa;

Inziga zikoreshwa cyane mugusya ubwoko bwose bwa crankshafts na camshafts yimodoka, moto ya traktori, moteri yubwato kimwe nimashini zitwara nibindi. Inziga zacu zifite Imiterere nubukomezi bumwe. hanze yimikorere iringaniye, nigikorwa cyibiciro nibindi.