Igwe anaghị agba nchara na-abịa n'ọtụtụ a na-emekarị. Ọ dị mkpa ịmara ihe njedebe ndị a na-emekarị na ihe mere ha ji dị mkpa. Ihe ọhụrụ ọhụrụ na nkà na ụzụ abrasive nwere ike ibelata usoro usoro iji nyefee njedebe achọrọ, gụnyere ihe na-egbuke egbuke na-achọsi ike.
Igwe anaghị agba nchara nwere ike isi ike ịrụ ọrụ na ya, ma ngwaahịa a rụchara na-enye otu n'ime ihe kachasị mma ma na-eme ka ọrụ niile dị mma. A na-anabatakarị na iji grit dị mma n'usoro nke sanding nwere ike wepụ ihe ndị na-emepụta ihe n'oge gara aga ma melite njedebe, ma e nwere ọtụtụ usoro n'ozuzu iji mara mgbe ị na-eji ọtụtụ usoro grit iji nweta njedebe a chọrọ.
Igwe anaghị agba nchara na-abịa n'ọtụtụ a na-emekarị. Ọ dị mkpa ịmara ihe njedebe ndị a na-emekarị na ihe mere ha ji dị mkpa. Ihe ọhụrụ ọhụrụ na nkà na ụzụ abrasive nwere ike ibelata usoro usoro iji nyefee njedebe achọrọ, gụnyere ihe na-egbuke egbuke na-achọsi ike.
Ụlọ ọrụ Ọpụrụiche Steel nke North America (SSINA) na-akọwa ụkpụrụ ụlọ ọrụ yana ebe ngwaahịa na-eji ọnụọgụ njedebe dị iche iche.
A na-eme ihe nke 1. A na-eme ọgwụgwọ elu a site n'ịgbagharị (na-ekpo ọkụ na-ekpo ọkụ) igwe anaghị agba nchara nke a na-ekpo ọkụ tupu a na-atụgharị ya. A na-achọ obere nkwụsịtụ, nke mere a na-ewere ya dị ka ihe siri ike. Ngwaahịa ndị a na-ahụkarị na ọnụ ọgụgụ nke mbụ bụ ndị na-ekpo ọkụ ikuku, igbe na-ekpo ọkụ, baffles na-ekpo ọkụ, ihe ọkụ ọkụ dị iche iche, na gas turbines, ịkpọ aha ole na ole.
Mba 2B zuru oke. Ebe a na-egbuke egbuke na-egbuke egbuke dị ka enyo na-ekpuchi anya na-achọghị usoro nkwụsịtụ. Akụkụ ndị nwere njedebe 2B na-agụnye pans zuru ụwa ọnụ, ihe ọkụkụ nke kemịkalụ, cutlery, akwụkwọ mpempe akwụkwọ na ihe eji eme ihe.
E nwekwara a 2D imecha na Atiya 2.This imecha bụ a edo, matte ọlaọcha isi awọ maka thinner coils, nke ọkpụrụkpụ nke e belatara site a oyi Rolling minimal finishing usoro dị ka a na-ejikarị na a factory finish.Pickling ma ọ bụ descaling na-achọrọ mgbe okpomọkụ ọgwụgwọ wepụ chromium.Pickling nwere ike ịbụ ikpeazụ mmepụta nzọụkwụ maka nke a n'elu ọgwụgwọ.Mgbe a na-ese 2D imecha na-ahọrọ dị ka a na-ese substrate dị ka mma n'ihi na nke a n'elu ọgwụgwọ. adhesion.
Polish No. 3 e ji mkpụmkpụ, dịtụ oké, yiri polishing ahịrị.Ọ na-enweta site n'ibu polishing na-eji nwayọọ nwayọọ finer abrasives ma ọ bụ site na-agafe coils site pụrụ iche rollers na pịa ụkpụrụ n'ime elu, simulating ọdịdị nke n'ibu wear.It bụ a moderately reflective imecha.
N'ihi na n'ibu polishing, 50 ma ọ bụ 80 grit a na-emekarị na-eji na mbụ, na 100 ma ọ bụ 120 grit na-a na-eji maka ikpeazụ polishing.Surface roughness a na-enwe nkezi roughness (Ra) nke 40 microinches ma ọ bụ na-erughị. Ọ bụrụ na emeputa chọrọ fusion welds ma ọ bụ ndị ọzọ trimming, na-arụpụta polishing ngwaahịa na-emekarị polishing akara na-emekarị polishing akara na-emekarị polishing akara. Ngwá ọrụ ebe a na-eme ihe ọṅụṅụ, ngwá ọrụ na-edozi nri, ngwá ọrụ kichin, na ngwá ọrụ sayensị bụ Nke 3.
Nke 4 imecha bụ ihe kasị nkịtị na-eji na ngwa ngwa na nri industries.It ọdịdị e ji mkpụmkpụ yiri polished edoghi ịgbatị evenly tinyere ogologo nke eriri igwe.It nwetara site mechanically polishing imecha Nke 3 na-eji nwayọọ nwayọọ finer abrasives.Dabere na ngwa chọrọ, ikpeazụ imecha nwere ike ịbụ n'ebe ọ bụla n'etiti 120r grit grit grit . na ndị ọzọ na-egosipụta emecha.
N'elu roughness bụ a Ra 25 µin. na akụrụngwa, akụrụngwa ma ọ bụ ogwe njikwa, na ndị na-ekesa mmiri.
Polish No. 3 e ji mkpụmkpụ, dịtụ oké, yiri polishing ahịrị.Ọ na-enweta site n'ibu polishing na-eji nwayọọ nwayọọ finer abrasives ma ọ bụ site na-agafe coils site pụrụ iche rollers na pịa ụkpụrụ n'ime elu, simulating ọdịdị nke n'ibu wear.It bụ a moderately reflective imecha.
Ngwunye No. 7 na-egosipụta nke ọma ma nwee ọdịdị yiri enyo. A na-ahụkarị grit 320 na-egbuke egbuke ma na-egbuke egbuke nke 7 na okpu kọlụm, ihe eji achọ mma na mgbidi mgbidi.
Enweela ọganihu dị ịrịba ama na abrasives iji nweta ihe ndị a na-emecha n'elu, na-enyere ndị na-emepụta aka ịmepụta akụkụ ndị ọzọ n'enweghị nsogbu, ngwa ngwa, na ọnụ ahịa.
Abrasives ndị a na-enye nkwụsị ngwa ngwa, ogologo ndụ, ma belata ọnụ ọgụgụ nke usoro dị mkpa iji nweta ọrụ ahụ. Dịka ọmụmaatụ, flap na microcracks na ceramic particles na-agbatị ndụ ya na ngwa ngwa ngwa ngwa ma na-enye njedebe na-agbanwe agbanwe.
Tụkwasị na nke ahụ, teknụzụ dị ka nchịkọta abrasives na-ejikọta ọnụ na-ejikọta ọnụ iji belata ngwa ngwa ma nye njedebe ka mma. Ọ na-achọ usoro ole na ole na obere ihe na-adịghị mma iji rụọ ọrụ ahụ, ọtụtụ ndị na-arụ ọrụ na-ahụkwa arụmọrụ ka ukwuu na ego ego.
Michael Radaelli is Product Manager at Norton|Saint-Gobain Abrasives, 1 New Bond St., Worcester, MA 01606, 508-795-5000, michael.a.radaelli@saint-gobain.com, www.nortonabrasives.com.
A na-ama ndị na-emepụta ihe aka imecha akụkụ na radii nke akụkụ igwe anaghị agba nchara. Iji jikọta ihe ndị siri ike iru welds na ebe a na-emepụta, ọ nwere usoro ise nke na-achọ igwe na-egweri, pad square nke ọtụtụ grits, na otu ihe eji eme ihe.
Mbụ, rụọ ọrụ na-eji a egweri wheel na-eme ka miri scratches na ndị a igwe anaghị agba nchara components.-egweri wiil bụ n'ozuzu stiffer na-erughị mgbaghara, na-etinye onye ọrụ na a mwepu na mmalite.The egweri nzọụkwụ bụ oge na-ewe ma ka hapụrụ scratches na ka ga-ewepụ site atọ ọzọ mpe mpe akwa finishing nzọụkwụ nke dị iche iche ọka size.This nzọụkwụ na-esote site na iji nke edo elu wiil imecha.
Site n'ịgbanwe igwe na-egweri na wiil seramiiki lobe, onye ọrụ ahụ nwere ike ịmecha polishing na nzọụkwụ mbụ. N'ịdebe otu usoro grit dị ka nke abụọ, onye na-arụ ọrụ na-edochi pads square na wheel flap, na-emeziwanye oge na imecha.
Iwepu 80-grit pad pad na dochie ya na mandrel na-abụghị nke a na-eme ka ọ bụrụ ihe na-eme ka ọ bụrụ ihe na-eme ka ọkpụkpụ agglomerated na-esote 220-grit na-abụghị nke a na-eme ka onye ọrụ ahụ nwee ike ịmepụta sheen na-achọsi ike na njedebe zuru ezu ma wepụ mkpa nke ikpeazụ nzọụkwụ bụ usoro mbụ (jiri otu wiil nke ịdị n'otu na-emechi nzọụkwụ).
N'ihi mmụba nke wiil flapper na teknụzụ anaghị arụ ọrụ, e belatara ọnụ ọgụgụ nke usoro site na ise ruo anọ, nke na-ebelata oge mmecha site na 40% ma chekwaa ụgwọ ọrụ na ngwaahịa.
Enweela ọganihu dị ịrịba ama na abrasives ejiri iji nweta njedebe elu ndị a, na-enyere ndị na-emepụta aka ịmepụta akụkụ ndị ọzọ n'enweghị nsogbu, ngwa ngwa, na ọnụ ahịa.
WELDER, bụ́bu Ịgbado Ọkụ, Taa, na-egosi ndị bụ́ ezigbo ndị na-emepụta ngwaahịa anyị na-eji ma na-arụ ọrụ kwa ụbọchị. Magazin a ejewooro ndị obodo ịgbado ọkụ na North America ihe karịrị afọ 20.
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