Abrasive daim ntaub yog cov khoom siv dav siv hauv ntau yam kev lag luam thiab hauv tsev. Xaiv cov ntaub abrasive txoj cai tuaj yeem txhim kho kev ua haujlwm zoo thiab ua kom zoo ntawm cov khoom kawg. Txawm li cas los xij, muaj ntau cov ntaub ntawv sib txawv ntawm cov ntaub abrasive nyob rau hauv kev ua lag luam, thiab cov neeg siv feem ntau pom tias nws nyuaj rau txiav txim seb daim ntaub abrasive zoo tshaj rau lawv qhov project. Hauv tsab xov xwm no, peb yuav ua tib zoo saib seb yuav xaiv cov ntaub abrasive zoo li cas los ntawm cov ntaub ntawv sib txawv los pab koj txiav txim siab.
1. Lub tswv yim tseem ceeb ntawm hnav-resistant abrasive daim ntaub
Hnav-resistant abrasive daim ntaub yog tsim los ntawm cov ntaub hauv qab thiab abrasive. Lub hauv paus daim ntaub feem ntau yog ua los ntawm cov ntawv, ntaub los yog yas, thaum lub abrasive muaj xws li txhuas oxide, silicon carbide thiab corundum. Raws li cov ntaub ntawv thiab cov txheej txheem siv, hnav-tiv taus abrasive daim ntaub tuaj yeem muab faib ua ntau hom, nrog rau cov ntaub ntawv qhuav abrasive, ntub abrasive daim ntaub thiab ntau lub hom phiaj abrasive daim ntaub.
2. Hom ntaub ntawv rau hnav-resistant abrasive daim ntaub
⑴ Aluminium oxide abrasive daim ntaub
Aluminium oxide abrasive daim ntaub yog cov ntaub abrasive uas haum rau kev sib tsoo ntau yam ntaub ntawv xws li ntoo, hlau thiab yas. Nws cov abrasive yog ib qho nyuaj thiab ruaj khov, haum rau nruab nrab mus rau kev sib tsoo ua haujlwm. Qhov zoo ntawm aluminium oxide abrasive daim ntaub yog tias nws hnav sai sai thiab haum rau kev sib tsoo loj hauv cheeb tsam.
⑵ Silicon carbide abrasive daim ntaub
Silicon carbide abrasive daim ntaub muaj qhov nyuaj siab heev thiab yog siv rau kev sib tsoo cov ntaub ntawv nyuaj xws li hlau thiab iav. Nws cov nplua abrasive tuaj yeem muab qhov chaw du, haum rau kev sib tsoo zoo thiab polishing ua haujlwm. Txawm li cas los xij, piv nrog aluminium oxide abrasive daim ntaub, silicon carbide abrasive daim ntaub muaj kev hnav tsis zoo thiab tsim nyog rau kev sib tsoo lub teeb.
⑶ Emery abrasive daim ntaub
Emery abrasive daim ntaub yog cov ntaub abrasive nyuaj tshaj plaws nyob rau hauv kev ua lag luam, haum rau kev sib tsoo tshwj xeeb thiab siv nyob rau hauv huab cua. Nws lub siab hnav tsis kam thiab kev ua haujlwm ntev ua rau nws yog qhov kev xaiv zoo tshaj plaws rau cov rooj tog zaum thiab cov tshuab hnyav. Txawm li cas los xij, tus nqi ntawm emery abrasive daim ntaub yog qhov siab, haum rau cov neeg siv nrog cov peev nyiaj txaus.
⑷ Cov ntaub ntawv emery ntaub
Daim ntawv-raws li emery ntaub feem ntau yog siv rau lub teeb sanding thiab yog haum rau industries xws li woodworking thiab nws pib kho. Vim nws toughness thiab saj zawg zog, no emery daim ntaub yog yooj yim rau khoov thiab yog haum rau sanding irregular nto.
⑸ Cov ntaub ntawv emery ntaub
Npuag-raws li emery daim ntaub muaj zog hnav tsis kam thiab feem ntau siv rau kev ua haujlwm hnyav hnyav. Nws yog tsim rau cov teb xws li hlau ua, woodworking thiab pib kho, thiab tuaj yeem tiv taus kev sib tsoo siab.
3. Kev txiav txim siab xaiv cov ntawv xuab zeb zoo
⑴ Cov khoom siv
Cov ntaub ntawv sib txawv yog tsim rau ntau hom ntawv xuab zeb. Piv txwv li, yog tias koj sanding ntoo, aluminium oxide sandpaper tej zaum yuav yog qhov kev xaiv zoo tshaj plaws; rau hlau lossis iav, silicon carbide sandpaper yuav tsum tau xaiv.
⑵ Txoj kev Sanding
Txoj kev xuab zeb tseem yuav cuam tshuam rau kev xaiv cov ntawv xuab zeb. Qhuav sanding yog haum rau kev kho deg ntawm cov ntaub ntawv feem ntau, thaum ntub sanding yog haum rau cov ncauj lus kom ntxaws polishing ua hauj lwm. Thaum xaiv, koj yuav tsum xav txog txoj kev xuab zeb uas koj xav tau kom koj tuaj yeem xaiv cov ntawv xuab zeb zoo.
⑶ Kev xaiv Grit
Lub grit ntawm cov ntawv xuab zeb feem ntau txiav txim siab cov nyhuv ntawm sanding. Coarser grit (xws li 60-80 mesh) yog qhov tsim nyog rau kev tshem tawm cov khoom loj, thaum nplua grit (xws li 240 mesh thiab saum toj no) yog tsim rau polishing zoo. Thaum xaiv, txiav txim siab qhov loj me me raws li qhov xav tau ntawm qhov project.
⑷ Kev siv zog ua haujlwm
Xaiv hom thiab cov khoom siv ntawm cov ntawv xuab zeb raws li qhov kev siv ntawm qhov project. Yog hais tias nws yog ib lub teeb sanding, daim ntawv-based sandpaper tej zaum yuav txaus; nyob rau hauv ib puag ncig kev lag luam siab, yuav tsum tau hnav-resistant ntaub-raws li ntawv xuab zeb los yog emery sandpaper.
⑸ Cov nqi txiav txim siab
Tus nqi ntawm cov ntawv xuab zeb ua los ntawm cov khoom sib txawv sib txawv heev, thiab cov neeg siv yuav tsum ntsuas qhov kev ua tau zoo thiab tus nqi thaum xaiv. Nyob rau hauv cov ntaub ntawv ntawm kev siv nyiaj tsawg, xav txog cov txiaj ntsig zoo ntawm kev hnav tsis kam thiab kev pabcuam lub neej thiab xaiv cov ntawv xuab zeb nrog cov nqi siab.