Cov khoom siv txhuam pob kws yog ib hom khoom siv txhuam uas ua los ntawm cov pob kws zom. Nws feem ntau siv rau ntau yam kev ntxuav, txhuam kom du, thiab tua hmoov av.
Cov yam ntxwv ntawm pob kws cob yog los ntawm nws cov qauv tawv thiab ntxhib. Tom qab tshem cov noob pob kws, cov khoom cob seem yuav qhuav thiab tom qab ntawd ua cov granules lossis grits ntawm ntau qhov ntau thiab tsawg. Cov granules no tuaj yeem siv ua cov khoom siv abrasive mos thiab lwj tau.
Cov pob kws txhuam pob kws muaj ntau yam khoom tshwj xeeb uas ua rau lawv haum rau cov ntawv thov tshwj xeeb:
Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias txawm hais tias cov khoom siv txhuam pob kws feem ntau muaj kev nyab xeeb rau kev siv, nws yog ib qho tseem ceeb kom hnav cov khoom siv tiv thaiv tus kheej (PPE) thaum tuav lawv, zoo li nrog rau lwm yam khoom siv txhuam. Tsis tas li ntawd, cov lus qhia tshwj xeeb thiab cov txheej txheem yuav tsum tau ua raws li txhua daim ntawv thov kom ntseeg tau tias siv tau zoo thiab muaj kev nyab xeeb.
1.Cov khoom lwj tau:Cov pob kws uas raug tsoo yog ua los ntawm cov khoom siv rov ua dua tshiab thiab lwj tau. Nws yog ib qho kev xaiv zoo dua rau ib puag ncig dua li lwm cov khoom siv txhuam, xws li cov hlaws yas lossis txhuas oxide.
2.Tsis muaj tshuaj lom:Cov pob kws uas raug tsoo tsis muaj tshuaj lom thiab siv tau zoo. Nws tsis muaj cov tshuaj lom neeg lossis cov hlau hnyav uas tuaj yeem ua rau tib neeg noj qab haus huv lossis ib puag ncig puas tsuaj.
3.Ntau yam:Pob kws zom yog tsim rau ntau yam kev siv, suav nrog kev npaj qhov chaw, kev txhuam kom du, kev pw tsiaj thiab tsiaj txhu, kev ntxuav kom huv, thiab kev lim dej.
4.Cov hmoov av tsawg:Cov pob kws uas raug tsoo ua hmoov av tsawg dua li lwm cov khoom siv abrasives, uas ua rau nws yog cov khoom siv muaj kev nyab xeeb dua thiab zoo dua rau kev siv.
5.Tsis-sparking:Cov pob kws uas raug tsoo tsis tsim hluav taws xob thaum siv rau hauv kev siv tshuaj tua hluav taws, ua rau nws yog qhov kev xaiv zoo dua rau kev siv hauv cov chaw uas muaj hluav taws xob tuaj yeem ua rau muaj kev phom sij hluav taws.
6.Tus nqi tsim nyog:Cov pob kws uas raug tsoo yog cov khoom siv sib txhuam pheej yig uas muaj kev ua tau zoo thiab ruaj khov. Nws yog lwm txoj hauv kev pheej yig dua li lwm cov khoom sib txhuam, xws li cov hlaws iav lossis cov garnet.
Yog tias koj muaj lus nug dab tsi. Thov koj xav tiv tauj peb.