Sekhahla se koahetsoeng se fumanoa ka ho roala lesela le tšesaane la tšepe ea refractory e nang le khanyetso e ntle ea ho apara holim'a tšepe e phahameng ea lebelo (HSS) ka matla a matle le ho tiea ka mokhoa oa ho beha mouoane. E le thibelo ea mocheso le mokoallo oa lik'hemik'hale, ho roala ho fokotsa phallo ea mocheso le karabelo ea lik'hemik'hale pakeng tsa lehare la saw le workpiece. E na le boima bo phahameng ba holim'a metsi, ho hanyetsa ho apara hantle, lik'hemik'hale tse tsitsitseng, ho hanyetsa mocheso le ho hanyetsa oxidation, coefficient e nyenyane ea friction le conductivity ea mocheso. Litšobotsi tsa boemo bo tlaase, bophelo ba lehare la sakha bo ka eketsoa ka makhetlo a 'maloa ha bo bapisoa le lehare le sa koaloang nakong ea ho itšeha. Ka hona, lehare le koahetsoeng le fetohile letšoao la li-blades tsa mehleng ea kajeno tsa ho itšeha.
Full high-speed steel sakha lehare, 'mala ke 'mala o mosoeu tšepe, ke lehare sakha ntle barbotage kalafo, seha ka kakaretso litšepe non-ferrous, tse kang koporo, aluminium joalo-joalo.
Nitriding coating (e ntšo) VAPO nitriding coating e phahameng mocheso oxidation mocheso kalafo, 'mala o lefifi o motšo, ka mor'a hore metsoako ea lik'hemik'hale Fe3O4 e tlas'a khethehileng khethehileng mocheso kalafo, oxide lera (Fe3O4) thehoa holim'a metsi, le botenya ba oxide layer e ka bang 5-10 Micron, boima ba holim'a metsi ke hoo e ka bang 800-900HV, friction coefficient: 0.65, mofuta ona oa lehare la saw o na le boreleli bo botle ba holim'a metsi, bo thusang ho ntlafatsa bokhoni ba ho itšehla thajana ba lehare la saw, le ketsahalo eo. hore lehare la sakha le khomaretsoe ke thepa le ka qojoa ho isa tekanyong e itseng. Bakeng sa ho seha lisebelisoa tse akaretsang. Ka lebaka la thekenoloji ea eona e hōlileng tsebong le ts'ebetso ea theko e phahameng, ke sehlahisoa se sebelisoang haholo 'marakeng.
Titanium nitride coating (khauta) TIN Kamora kalafo ea PVD nitrogen titanium, botenya ba lehare la sakha bo ka ba li-micron tse 2-4, boima ba eona bo ka bang 2200-2400HV, friction coefficient: 0.55, mocheso o sehang: 520 ° C, sena se bone lehare la saw le ka eketsa haholo nako ea ts'ebeletso ea lehare la sakha. E le hore u sebelise litšobotsi tsa eona ka botlalo, lebelo la ho itšeha le lokela ho eketseha ho bonahatsa boleng ba eona. Mosebetsi o ka sehloohong oa ho roala hona ke ho etsa hore lehare la sakha le khone ho seha. Bakeng sa ho itšeha ha lisebelisoa tse akaretsang, ts'ebetso ea eona e babatsehang e ka eketsa lebelo la ho itšeha ka katleho le ho fokotsa tahlehelo.
Chromium Nitride Coating (Super Coating for short) CrN Seaparo sena se hanyetsana ka ho khetheha le ho khomarela, ho senya le oxidation. Botenya ba ho roala ha lehare la sakha ke li-microns tse 2-4, boima ba holim'a metsi: 1800HV, mocheso oa ho itšeha o ka tlase ho 700 ° C, 'me' mala ke metallic grey. E khothalletsoa haholo bakeng sa ho khaola koporo le titanium, mokhoa oa ho roala ha o na tšusumetso tikolohong. E loketse ho seha koporo, aluminium le lisebelisoa tse ling, tse nang le sekhahla se phahameng sa ho roala le ho thatafala ha bokaholimo, le ntlha e tlase haholo ea likhohlano har'a liphahlo tsohle.
Titanium aluminium nitride coating (mmala) TIALN Ena ke seaparo se secha se secha sa li-multi-layer anti-wear. Lehare la sakha le phekotsoeng ka PVD e nang le li-multi-layer coefficient e fihletse coefficient e tlase haholo ea likhohlano. Ho thatafala ha eona ho ka ba 3000-3300HV. friction coefficient: 0.35, mocheso oa oxidation: 450 ° C, mofuta ona oa lehare la sakha o ka etsa hore sebaka se sehang se be boreleli haholo, 'me lehare la sakha le se ke la khathala. Ho khothalletsoa ho khaola lisebelisoa ka lebelo le phahameng la ho itšeha le lebelo la ho fepa 'me matla a ho itšeha a feta 800 N / mm2, joalo ka Stainless steel, joalo-joalo, e sebelisoang tlas'a maemo a thata haholo a ho sebetsa.
Aluminium titanium nitride coating (e bitsoang super A coating) ALTIN Ena ke seaparo se secha sa li-anti-wear tse nang le likarolo tse ngata, botenya ba li-microns tse 2-4, boima ba bokaholimo: 3500HV, coefficient ea likhohlano: 0.4, the mocheso oa ho itšeha Ka tlase ho 900 ° C, ho kgothaletswa ho sebelisa lisebelisoa tse nang le lebelo le phahameng la ho itšeha le lebelo la ho fepa le ho khaola matla a matla a fetang 800 N / mm2 (joaloka tšepe e sa hloekang), 'me u e sebelise tlas'a maemo a thata haholo a ho sebetsa a kang ho khaola ho omileng. Ka lebaka la ho tiea le botsitso bo botle ba 'mele oa aluminium titanium nitride coating ka boeona, lehare la sakha le khona ho sesa ebile le loketse ho seha lisebelisoa tsohle tsa tšepe. Ka lebaka la coefficient ea eona e tlase ea likhohlano le conductivity e tlase ea mocheso, e loketse ka ho khetheha bakeng sa ho itšeha ka lebelo le phahameng le mocheso o phahameng.
Titanium Carbonitride Coating (Bronze) TICN Ena ke seaparo se loketseng litlhoko tse matla tsa ho thibela ho apara. E khothaletsoa bakeng sa lisebelisoa tsa ho itšeha tse nang le matla a thata ho feta 800 N/mm2. Botenya ba ho roala ke li-microns tse 3, coefficient of friction: 0.45, mocheso oa oxidation: 875 ° C, 'me boima ba holim'a metsi ke hoo e ka bang 3300-3500HV. Ha e loketse feela ho seha tšepe e nang le matla a phahameng joalo ka tšepe e sa hloekang, empa hape e ka sebelisoa bakeng sa ho seha lisebelisoa tse bonolo tse kang tšepe e entsoeng ka tšepe, alloy ea aluminium, koporo le koporo, joalo-joalo e loketse ka ho khetheha bakeng sa ho itšeha ka lebelo le phahameng le mocheso o phahameng o omileng.
