Qhov no Shima Seiki Menyuam 189 hli yog tsim los ntawm cov zoo zoo txhuas alloy nrog raj txheej txhuas oxide. Cov xov paj sib dhos muaj anti-zoo li qub, hnav-zoo li qub, hnav-tiv thaiv corrosion, qhov tseeb ntawm cov xov paj pub dawb yog txhim kho. Thaum cov khoom noj khoom haus kom muaj nyob ntawm 8000 RPM (sib npaug rau 15 meters / thib ob), peb lub qhov muag liab qab tsis tuaj yeem xav tias nws tig. Dhau li, peb kuj muaj lwm hom kev sib txhuam rau koj xaiv. OEM yuav lees txais, pls xav tias dawb xa peb koj xav tau lossis tsim qauv.