Abrasive txhais tau tias muaj qhov ntxhib saum npoo los yog kev ntxhib los mos thiab tuaj yeem hnav cov ntaub ntawv los ntawm kev sib txhuam. Nws tuaj yeem siv los piav txog tib neeg, kev ua, lossis yam nyiam kooj tiab lub emery.
Ib qho abrasive yog cov khoom siv, feem ntau yog cov ntxhia, uas yog siv los tsim lossis ua tiav ib qho haujlwm los ntawm kev rub tawm uas ua rau ib feem ntawm lub workpiece raug hnav. Thaum ua tiav cov khoom siv feem ntau txhais tau tias polishing nws kom tau ib qho chaw zoo nkauj, cov txheej txheem kuj tuaj yeem cuam tshuam roughening xws li satin, matte lossis beaded tiav.
Hauv tsab xov xwm no, kuv yuav piav qhia lub ntsiab lus ntawm lo lus, thiab kuv tseem yuav qhia qee qhov tseeb txog nws.
Hauv kab ntawv no peb yuav npog:
Abrasive yam ntawm cov ntaub ntawv
Thaum peb hnov lo lus "abrasive," peb feem ntau xav txog tej yam uas ua rau puas tsuaj los yog hnav los ntawm khawb los yog sib tsoo. Nws tuaj yeem yog lub cev ua haujlwm lossis ib lo lus piav qhia siv los piav txog ib tus neeg tus cwj pwm. Txawm li cas los xij, hauv cov ntsiab lus ntawm cov ntaub ntawv, abrasive yog hais txog cov khoom uas tuaj yeem tshem tawm cov khoom siv los ntawm kev sib tsoo lossis txhuam.
Piv txwv ntawm Abrasive Materials
Abrasive cov ntaub ntawv tuaj nyob rau hauv ntau hom, qhov ntau thiab tsawg, thiab cov duab, thiab lawv yog tsim los rau txawv hom phiaj. Qee qhov piv txwv ntawm cov khoom siv abrasive muaj xws li:
- Pob zeb diamond: Qhov no yog cov khoom siv tawv tawv tshaj plaws thiab feem ntau siv rau kev txiav thiab polishing tawv tawv.
- Ntuj pob zeb: Pob zeb zoo li sandstone thiab granite yog siv rau kev sib tsoo riam thiab lwm yam cuab yeej txiav.
- Bonded abrasives: Cov no yog cov khoom sib xyaw ua ke uas sib koom ua ke los tsim lub log sib tsoo. Lawv feem ntau yog siv rau polishing thiab sharpening.
- Compounds: Cov no yog cov tshuaj abrasive uas siv rau ntawm qhov chaw kom ua tiav qhov xav tau. Lawv feem ntau yog siv rau polishing thiab tu.
- Sandpaper: Qhov no yog hom khoom siv abrasive uas yog siv los tshem tawm cov khoom nto los ntawm kev sib tsoo lossis sib tsoo.
Qhov tseem ceeb ntawm kev xaiv cov khoom siv zoo abrasive
Xaiv cov khoom siv abrasive zoo yog qhov tseem ceeb kom ua tiav qhov xav tau ua tiav thiab kom tsis txhob ua rau muaj kev puas tsuaj rau qhov chaw ua haujlwm. Cov laj thawj uas yuav tsum xav txog thaum xaiv cov khoom siv abrasive suav nrog:
- Qhov xwm txheej ntawm qhov chaw ua haujlwm
- Qhov xav tau tiav
- Hom haujlwm uas tau ua
- Lub sijhawm thiab nyiaj txiag muaj rau txoj haujlwm
The Final Stage: Hlawv Ntaj
Nyob rau hauv cov ntaub ntawv ntawm ntaj, theem kawg ntawm sharpening yog stroping. Qhov no suav nrog kev siv tawv pluaj coated nrog zoo abrasive compound kom ua tiav ib qho razor-ntse ntug. Cov txheej txheem no suav hais tias yog ib qho tseem ceeb rau Japanese swords thiab feem ntau cuam tshuam nrog tus nqi siab thiab zoo.
Cov Lus Qhia Tsis Txaus Siab Txog Cov Khoom Siv Abrasive
Raws li kev ntseeg nrov, cov khoom siv abrasive tsis tas yuav puas tsuaj. Lawv tso cai rau peb kom ua tiav qhov du thiab huv si ntawm qhov chaw, thiab lawv tuaj yeem siv tau zoo yam tsis muaj kev puas tsuaj. Qhov tseem ceeb yog xaiv cov khoom siv abrasive zoo rau kev ua haujlwm ntawm tes thiab siv nws kom tsim nyog.
Cov ntaub ntawv abrasive raug cais raws li hom kev txiav lossis kev sib tsoo uas lawv siv rau. Qee qhov kev faib ua feem ntau suav nrog:
- Kev Sib Tsoo: Qhov no suav nrog kev siv cov khoom siv abrasive kom tshem tawm cov khoom los ntawm ib qho chaw ua haujlwm.
- Polishing: Qhov no suav nrog kev siv cov ntaub ntawv abrasive los txhim kho qhov ua tiav ntawm qhov chaw ua haujlwm.
- Honing: Qhov no suav nrog kev siv cov ntaub ntawv abrasive kom smoothen thiab txhim kho qhov tseeb ntawm lub workpiece.
Mastering Art of Abrasives: Lub tswv yim thiab cov txuj ci
Thaum nws los txog rau cov ntaub ntawv abrasive, muaj ntau yam kev xaiv muaj. Nov yog qee yam ntawm ntau hom abrasives thiab lawv siv:
- Ntuj abrasives: Cov no suav nrog cov ntaub ntawv xws li xuab zeb, pumice, thiab emery. Lawv feem ntau yog siv rau sanding, polishing, thiab honing.
- Synthetic abrasives: Cov no suav nrog silicon carbide, aluminium oxide, thiab boron nitride. Lawv feem ntau yog siv rau kev sib tsoo, txiav, thiab sharpening.
- Pob zeb diamond abrasives: Cov no yog qhov kev xaiv zoo tshaj plaws rau polishing thiab sharpening vim lawv hardness heev.
Xaiv qhov zoo tshaj plaws Abrasive rau koj xav tau
Thaum xaiv cov khoom siv abrasive, muaj ob peb yam tseem ceeb los xav txog:
- Hardness: Lub hardness ntawm cov khoom abrasive yuav tsum ntau dua li cov khoom siv ua haujlwm.
- Puab: Cov duab ntawm cov khoom siv abrasive tuaj yeem cuam tshuam qhov ua tiav thiab kev ua haujlwm ntawm cov txheej txheem.
- Loj: Qhov loj ntawm cov khoom abrasive cov nplej kuj tuaj yeem cuam tshuam qhov ua tiav thiab kev ua haujlwm ntawm cov txheej txheem.
Siv cov khoom siv Abrasive zoo
Nov yog qee cov lus qhia rau kev siv cov ntaub ntawv abrasive los txhim kho koj txoj haujlwm:
- Siv lub zog kom raug: Kev siv lub zog ntau dhau tuaj yeem ua rau cov khoom ua haujlwm puas tsuaj, thaum lub zog me me yuav tsis zoo tshem tawm cov khoom tsis zoo.
- Khaws kom qhuav: Cov khoom siv txhuam feem ntau yog siv qhuav, vim tias ntxiv dej lossis lwm yam kua tuaj yeem txo lawv cov txiaj ntsig.
- Kev sib xyaw ua ke thiab kev sib tw: Kev sib xyaw ua ke ntawm ntau hom abrasives tuaj yeem tsim cov txheej txheem ua tau zoo dua thiab ua tau zoo.
- Bonded abrasives: Cov no yog cov khoom uas cov khoom siv abrasive txuas nrog cov khoom siv rov qab, xws li cov ntawv xuab zeb lossis cov log sib tsoo. Lawv raug cais raws li hom kev sib koom ua ke siv.
Keeb kwm ntawm Abrasives
Kev siv cov abrasives hnub rov qab mus rau lub sijhawm qub, nrog cov pov thawj ntawm Suav siv cov khoom siv txhuam kom ntse thiab txhuam cov cuab yeej kom deb li deb li 3000 BC. Kev siv hluav taws xob hluav taws xob los tsim cov khoom abrasives pib thaum xyoo pua 19th, nrog kev tsim ntawm Carborundum Company. Niaj hnub no, abrasives tau siv dav hauv kev lag luam thiab kev siv thoob ntiaj teb.
xaus
Abrasive yog ib lo lus siv los piav txog tej yam uas ntxhib thiab tsis kaj siab.
Koj yuav tsum siv cov ntaub ntawv abrasive kom tshem tawm cov khoom ntawm qhov chaw. Nws yog ib qho tseem ceeb uas yuav tau xaiv qhov zoo abrasive rau txoj haujlwm thiab siv nws kom raug. Yog li, tsis txhob ntshai nug koj tus phooj ywg abrasive rau tswv yim!
Kuv yog Joost Nusselder, tus tsim ntawm Tools Doctor, cov ntsiab lus lag luam, thiab txiv. Kuv nyiam sim cov cuab yeej tshiab, thiab ua ke nrog kuv pab neeg kuv tau tsim cov ntawv blog tob txij li xyoo 2016 los pab cov neeg nyeem siab ncaj nrog cov cuab yeej & cov lus qhia ua khoom siv.
