Hauv ntau qhov chaw tsim khoom, "kev lubrication tsis tu ncua" yog deb ntawm txoj haujlwm yooj yim.
Khoom noj khoom haus, dej haus, tshuab chaw nres tsheb… qee qhov chaw xav tau kev huv huv heev, qee cov khoom siv ua haujlwm nyob rau hauv qhov chaw kaw nrog lub sijhawm tu ncua ntev, thiab lwm yam kev lag luam ntsib cov plua plav hnyav lossis siab -ntau zaus ua haujlwm- ua rau nws tsis tuaj yeem lubricate raws li cov txheej txheem.
Qhov no yog qhov uas tsis muaj - cov saw hlau tu ua lub cuab yeej muaj zog rau "txo nqi thiab txhim kho kev ua haujlwm zoo": Lub neej ntev dua - txo tus nqi ntawm kev hloov cov saw hlau ntau zaus; Tsawg downtime - ua kom cov khoom sib dhos ruaj khov; Kev saib xyuas qis dua - txuag ntawm lubrication, kev ua haujlwm, thiab cov khoom seem.
Hengjiu tau sau ntau yam kev paub dhau los hauv kev siv cov khoom siv qis-kev tu cov hlua hla cov tshuab nres tsheb, metallurgy, tsheb tsim cov kab, cov khoom siv cement, nplej & roj tshuab, ntim khoom noj, maus taus, tshuab ua liaj ua teb, khoom siv dag zog, dej haus, thiab lwm yam.
Txawm hais tias nws yog O / X- hom ntsaws ruaj ruaj, plua plav- roj pov thawj- khaws cov bearings, lossis tus kheej -lubricating bushings, peb tuaj yeem muab cov kev daws teeb meem rau kev ua haujlwm sib txawv, ua kom cov saw hlau ruaj khov thiab txhim khu kev qha txawm nyob hauv ib puag ncig uas lubrication yog khoom kim heev.
Tsawg-cov hlua tu tsis yog hais txog kev thaj yeeb nyab xeeb nkaus xwb-lawv muab koj qhov kev ntseeg siab mus rau ib kauj ruam ntxiv.

