Kev npaj cuab yeej
Ua ntej txiav, nws yog ib qho tsim nyog los xyuas kom meej tias cov hlau txiav cov cuab yeej yog huv si thiab tsis muaj plua plav, khib nyiab, thiab lwm yam. Nyob rau tib lub sijhawm, npaj cov cuab yeej xws li ntaub xuab zeb, sib tsoo log, ntawv xuab zeb, thiab cov hnab looj tes tiv thaiv.
Kev tiv thaiv
Thaum txiav, nws yog ib qho tsim nyog yuav tsum tau xyuam xim rau kev nyab xeeb ntawm tus kheej. Ua ntej, hnav hnab looj tes tiv thaiv. Nyob rau tib lub sijhawm, tsis txhob txiav ntawm tus kheej lossis lwm tus, ua kom lub cuab yeej ruaj khov, thiab tsis txhob hnav tsis sib xws, uas yuav ua rau tawg ntawm lub cuab yeej.
Hniav txiav cov kauj ruam
Siv cov ntaub xuab zeb lossis hluav taws xob sib tsoo lub log kom maj mam txhuam ob sab ntawm cov hniav kom nws du.
Siv 120 grit sandpaper los yog nruab nrab grit sib tsoo log los polish rau sab nraub qaum ntawm cov hniav kom nws ntse.
Tom ntej no, siv 200 grit sandpaper los yog zoo sib tsoo log los txhuam hniav kom ua tiav qhov xav tau sharpness.
Vertical hniav: Muab cov hniav tso rau ntawm qhov chaw tiaj tus, kom ntseeg tau tias cov hniav ruaj khov nrog lub kaum sab xis. Siv 300 mus rau 600 xuab zeb rau polishing, tsis tu ncua tshem xeb, impurities, thiab burrs los ntawm cov hniav kom pom tseeb.
Skimming: Tom qab sib tsoo cov hniav, nws yuav tsum tau muab ntsia rau ntawm ntug ntawm lub nraub qaum ntawm cov hniav, thiab cov hniav yuav tsum tau swung down ntawm sab nraub qaum mus rau saum npoo ntawm cov hniav kom tshem tawm cov xeb lossis cov khoom seem.
Deburring: Maj mam txhuam cov ntug ntse nrog 600 grit sandpaper kom tshem tawm cov burrs tshwm sim los ntawm kev sib tsoo ntug.
