Rabara ea maiketsetso e bohlokoa haholo ho etseng lintho kajeno. Ka 2023, e entse hoo e ka bang 58% ea rabara eohle e sebelisoang lefatšeng. Mefuta e atileng haholo ea rabara ea maiketsetso ke:
Rabara ea Styrene-Butadiene (SBR)
Polybutadiene Rubber (BR)
Ethylene-Propylene-Diene Monomer (EPDM)
Isobutylene-Isoprene Rubber (IIR)
Polyisoprene Rubber (IR)
Nitrile Rubber (NBR)
Chloroprene Rubber (CR)
Acrylic Rubber (ACM)
Hydrogenated Nitrile Rubber (HNBR)
Liraba tsa maiketsetso li boetse li bitsoa elastomers. Li entsoe ke batho, ha li fumanehe tlhahong. Hangata li-elastomer tsena li matla ebile li nka nako e telele ho feta rabara ea tlhaho. Li sebelisoa liindastering tse ngata, joalo ka ho etsa likoloi le ho aha. Ho tseba ka mefuta e fapaneng ea rabara ho thusa baenjiniere le basebetsi ho khetha e nepahetseng bakeng sa mosebetsi ka mong. Tafole e ka tlase e bonts'a hore na rabara ea maiketsetso e rekisitsoe hakae lefatšeng ka bophara lilemong tsa morao tjena:
| Size |
Global Synthetic Rubber Market Size (USD Billion) |
| 2023 |
~41.04 |
| 2024 |
38.90 |
| 2025 |
41.04 (ho reriloe) |
| 2034 |
66.44 (bolelele) |
Lintlha tsa bohlokoa
Rabara ea maiketsetso e entsoe ke batho. E sebelisoa haholo lithaereng, liqibing, liphaepeng le linthong tse ling tse ngata. E nka nako e telele ho feta rabara ea tlhaho. E ka boela ea fetoloa hore e lumellane le mesebetsi e fapaneng.
Ho na le mefuta e fapaneng ea rabara ea maiketsetso . Mofuta o mong le o mong o na le matla a oona a khethehileng. SBR e molemo bakeng sa lithaere. NBR e sebetsa hantle ka oli. EPDM e molemo bakeng sa maemo a leholimo a mabe. Silicone e sebelisetsoa mocheso le meriana.
U hloka ho khetha rabara e nepahetseng ea maiketsetso bakeng sa mosebetsi o mong le o mong. Nahana ka lintho tse kang mocheso, lik'hemik'hale, hore na e kobehile hakae, le hore na e bitsa bokae.
Liraba tse ngata tsa maiketsetso, joalo ka Santoprene, li ka sebelisoa hape. Sena se thusa ho fokotsa matlakala le ho boloka lefatše le hloekile.
Ho tseba seo rabara e 'ngoe le e 'ngoe e ka se etsang ho thusa baenjiniere le baetsi. Ba ka khetha e molemo ka ho fetisisa. Sena se etsa hore lihlahisoa li be matla, li bolokehe, 'me li tšoarelle nako e telele.
Rabara ea Synthetic ke Eng?
Tlhaloso
Rabara ea maiketsetso e entsoe ke batho, ha e fumanehe tlhahong. E sebetsa haholo joalo ka rabara ea tlhaho. Lisebelisoa tsena li bitsoa elastomer hobane li khona ho otlolla le ho khutlela sebopeho sa tsona. Lifeme li etsa li-elastomer li sebelisa lik'hemik'hale tse tsoang oli. Rabara ea maiketsetso e tšoana le rabara ea tlhaho, empa e ka fetoloa bakeng sa mesebetsi e khethehileng.
Tlhokomeliso: Ho na le mefuta e mengata ea rabara ea maiketsetso, joalo ka rabara ea styrene-butadiene, rabara ea butyl, le rabara ea silicone. Mofuta o mong le o mong o matla ka tsela ea oona 'me o sebelisetsoa lintho tse fapaneng.
Indasteri ea lik'hemik'hale e re rabara ea maiketsetso ke elastomer leha e le efe e ka senyehang 'me e etsoa ka ho kopanya lik'hemik'hale. Sehlopha sena se na le liraba tsa acrylate, li-copolymers tsa butadiene-styrene, liraba tsa nitrile-butadiene, le tse ling. Li-elastomer tsena li bohlokoa bakeng sa ho etsa lithaere, liqibi, liphaepe le lintho tse ling tse ngata.
Tlhahiso
Ho etsa rabara ea maiketsetso ho qala ka thepa e entsoeng ka oli. Lifeme li sebelisa lintho tse kang naphtha, e kopanang le khase ea tlhaho ho etsa li-monomers. Li-monomers ke lintho tse kang butadiene, styrene, isoprene, chloroprene, acrylonitrile, ethylene le propylene. Polymerization ke mokhoa o hokahanyang li-monomers ho etsa liketane tse telele tse bitsoang li-polymers.
Li-elastomer tse ngata li na le mokokotlo o entsoeng ka liathomo tsa carbon, empa rabara ea silicone e na le mokokotlo o entsoeng ka silicon le oksijene.
Rabara ea silicone e tsoa ho silicon, e fumanoang lehlabatheng kapa quartz.
Li-catalyst tse fapaneng le metsoako ea monomer li thusa ho laola hore na li-elastomer li fetoha joang. Ka mor'a polymerization, thepa e feta ka vulcanization. Mohato ona o sebelisa lintho tse kang sebabole ho etsa hore rabara e be thata le ho feta. Ho fetola sebopeho sa lik'hemik'hale ho etsa hore lifeme li etse li-elastomer bakeng sa ts'ebeliso e mengata e ikhethang.
Mefuta ea Rabara ea Synthetic
Styrene-Butadiene (SBR)
Rabara ea styrene-butadiene e sebelisoa haholo lefatšeng ka bophara. Lifeme li e etsa ka ho kopanya haholo butadiene le li-styrene tse ling. Motsoako ona o etsa thepa e matla le e kobehileng. SBR ha e felle habonolo ebile e khomarela tšepe hantle. E sebetsa libakeng tse batang haholo le tse chesang, ho tloha ho -60ºF ho isa +225ºF. SBR e sebelisoa haholo ho etsa lithaere, tse sebelisang boholo ba SBR e entsoeng. E boetse e fumaneha ka mabanta, liphaepe, lithapong, litšeng tsa lieta le liphutheloana tsa lijo. SBR ha e turu ebile e sebetsa hantle bakeng sa mesebetsi e mengata. Hangata batho ba kopanya SBR le rabara ea tlhaho ho etsa hore lithaere li be betere.
Tlhokomeliso: SBR e kopantsoe le rabara ea tlhaho ho thusa lithaere ho tšoarella nako e telele.
Butadiene Rubber (BR)
Rabara ea Butadiene ke mofuta o mong oa bohlokoa oa rabara ea maiketsetso. E matla haholo ebile e khona ho otlolla. BR ha e tabohe habonolo ebile e nka nako e telele. E sebetsa hantle maemong a leholimo a chesang le a batang. BR e sebelisoa ho lithaere, li-gaskets, li-seal, le litšeng tsa lieta. E boetse e fumanoa ka mabanta a conveyor, lisebelisoa tsa lipapali, le linthong tsa bongaka.
Nitrile Rubber (NBR)
Rabara ea Nitrile e boetse e bitsoa Buna-N. E entsoe ka acrylonitrile le butadiene. NBR e sebetsa hantle haholo ho hana oli, mafura le lik'hemik'hale. E sebelisoa bakeng sa liqibi, li-gaskets le li-hoses likoloing le lifofaneng. NBR e boetse e sebelisoa lisebelisoa tsa oli le khase le liatlana tsa bongaka. E sebetsa hantle lienjineng le litsing tsa mafura hobane ha e robehe ka har'a oli. NBR e matla ebile e nka nako e telele libakeng tse thata.
Ethylene Propylene Diene (EPDM)
EPDM ke rabara ea maiketsetso e emelang letsatsi, pula le ozone. E lula e kobehile maemong a leholimo a chesang le a batang. EPDM ha e senyehe ke metsi kapa lik'hemik'hale tse ngata. E theko e tlase mme e ka sebelisoa hape. EPDM e sebelisoa mamating a koloi, li-hoses, marulelong le tsamaisong ea moea. Ke khetho e ntle bakeng sa lintho tse sebelisoang ka ntle kapa maemong a leholimo a mabe.
Neoprene (CR)
Neoprene e boetse e bitsoa rabara ea chloroprene. E thata, e kobehile, 'me ha e senngoe ke oli. Neoprene e khona ho sebetsana le khatello ea maikutlo le liphetoho tsa mocheso. E sebelisoa ka likoloi bakeng sa li-gaskets, li-hoses le li-mounts. Meahong, e sebelisoa bakeng sa litiiso le liphaephe. Neoprene e boetse e fumanoa ka liaparo tsa metsi, lisebelisoa tsa tšireletso le mabanta hobane e hanyetsa boemo ba leholimo le lik'hemik'hale.
Butyl Rubber (IIR)
Rabara ea butyl ha e lumelle khase ho feta habonolo. Sena se etsa hore e be ntle bakeng sa li-tubes tsa mabili le likatiba tsa botlolo ea moriana. E lula e kobehile 'me e boloka moea ka har'a lithaere. Rabara ea butyl e boetse e sireletsa meriana metsing le lik'hemik'hale. E ka fetoloa hore e lumellane le litlhoko tse khethehileng, joalo ka ho etsa hore e phekolehe kapele bakeng sa liqibi tsa meriana.
Polyethylene ea Chlorinated (CPE)
Polyethylene ea chlorinated ke rabara ea maiketsetso e matla le e tenyetsehang. E emela mocheso, oli, mollo, le boemo bo bobe ba leholimo. CPE e sebelisoa bakeng sa likoahelo tsa terata, li-hoses le likarolo tsa koloi. Ho bonolo ho kopanya le ho bopa. CPE e sebetsa hantle maemong a mangata a mocheso 'me ha e tšoare mollo habonolo.
Acrylic Rubber (ACM)
Acrylic rabara e sebelisoa haholo likoloing. E ka nka mocheso o phahameng, oli, 'me ha e tsofale kapele. ACM e fumanoa ka litiiso, li-hoses, li-gaskets le sekhomaretsi. E thusa ho fokotsa lerata le ho etsa hore likarolo tsa koloi li tšoarelle nako e telele. ACM e boetse e molemo bakeng sa likarolo tsa tsamaiso ea mafura le sekhomaretsi bakeng sa mamati a koloi.
Fluorocarbon (FPM)
Rabara ea Fluorocarbon e boetse e bitsoa FPM kapa Viton. E na le fluorine sebopeho sa eona. FPM e khona ho sebetsana le mocheso o phahameng haholo le lik'hemik'hale tse matla. Ha e thunngoe ka oli, libeso kapa lihlapolli. FPM e sebelisoa bakeng sa liqibi le li-gaskets likoloing, lifofaneng le lifekthering. E sebetsa hantle moo lintho li chesang haholo kapa li nang le lik'hemik'hale tse bohale.
Rabara ea Silicone (MQ)
Rabara ea silicone e tebile haholo 'me e ka nka mocheso o phahameng. E bolokehile bakeng sa batho mme ha e sebetsane le lik'hemik'hale. Ho elektronike, e koahela lithapo le likarolo tsa tiiso. Lipetlele, e sebelisoa bakeng sa li-tubes, catheters le li-implants. Rabara ea silicone e hlakile ebile e bonolo, kahoo e ntle bakeng sa lisebelisoa tsa bongaka le tsa meno.
Polyisoprene
Polyisoprene ke rabara ea maiketsetso e batlang e tšoana le rabara ea tlhaho. Ha e na liprotheine tsa latex, kahoo ha e bake ho kula. Polyisoprene e sebelisoa bakeng sa lintho tsa bongaka le tsa lijo. Ho bonolo ho e etsa ebile ha e robehe ka ozone kapa lik'hemik'hale. Polyisoprene ha e otlolohe joalo ka rabara ea tlhaho, empa e lekana ebile e bolokehile bakeng sa batho ba kulisoang ke lintho tse itseng.
Santorene
Santoprene ke rabara e khethehileng e sebetsang joaloka rabara le polasetiki. E entsoe ka ho kopanya rabara ea EPDM le polypropylene. Santoprene e ka sebelisoa khafetsa, e leng molemo bakeng sa polanete. E emela lik'hemik'hale, boemo ba leholimo le ho kobeha. Santoprene e sebelisoa litiisong tsa likoloi, li-hoses le lihlahisoa tsa lapeng. E boetse e fumanoa lisebelisoa le linthong tsa ka ntle. Mefuta e mecha ea Santorene e bonolo ho e etsa ebile e theko e tlase.
| Tšobotsi / Thepa |
Tlhaloso ea |
Koloi e Sebelisa |
Lisebelisoa tsa Bareki |
| Mofuta oa Boitsebiso |
Santoprene e entsoe ka rabara ea EPDM le polypropylene |
E sebelisoa bakeng sa litiiso tsa koloi, li-hoses, le likarolo tsa koloi tse ka hare le ka ntle |
E sebelisoa lisebelisoa tsa lapeng, lithapo le lihlahisoa tsa kantle |
| Ho tšoarella |
E thata haholo ebile ha e tsohe habonolo |
E etsa hore likarolo tsa koloi li tšoarelle nako e telele le ho hanela tšenyo |
E etsa hore lintho tsa lapeng li be matla 'me li khone ho sebetsana le khatello ea maikutlo |
| Khanyetso ea Lik'hemik'hale |
Ha e senyehe ke li-acids, oli kapa mafura |
E ntle bakeng sa likarolo tsa koloi tse amang maro |
E ntle bakeng sa lintho tsa lapeng tse amang lik'hemik'hale |
| Khanyetso ea Boemo ba Leholimo |
Ha e petsoha ke letsatsi kapa pula |
E sebelisoa bakeng sa likarolo tsa koloi ka ntle |
E sebelisoa bakeng sa lihlahisoa tsa ka ntle tsa lapeng |
| Mocheso Range |
E sebetsa ho tloha ho batang ho isa ho ho chesa haholo |
E sebelisoa tsamaisong ea moea ea koloi le li-hoses |
E loketse lisebelisoa tse chesang kapa tse batang |
| Recyclability |
E ka sebelisoa hape 'me ea sebelisoa hape |
E thusa baetsi ba likoloi hore ba be tala haholoanyane |
E ntle bakeng sa tikoloho |
| Tshebetso le Boleng ba Sefahleho |
Santorene e ncha e bonolo ho bōptjoa ebile e shebahala e le ntle |
E sebelisoa bakeng sa likarolo tsa koloi tse hlokang ho shebahala le ho ikutloa hantle |
E etsa hore lintho tsa lapeng li tenyetsehe 'me li shebahale hantle |
| Litšobotsi tsa Botle le Ts'ebetso |
E matla, e kobehile, 'me e shebahala e le ntle |
E sebelisoa bakeng sa likahare tsa koloi le liphanele |
E sebelisoa bakeng sa lintho tsa lapeng tse hlokang ho ba thata le ho shebahala hantle |
Santoprene ke khetho e holimo bakeng sa likoloi le thepa ea lapeng hobane e matla ebile e tenyetseha.
Buna Rubbers
Liraba tsa Buna li kenyelletsa Buna-N le Buna-S. Buna-N e entsoe ka acrylonitrile le butadiene. E ntle haholo ho hanyetsa oli le mafura. Buna-S e entsoe ka styrene le butadiene. E emela mocheso le lik'hemik'hale. Buna-N e sebelisoa bakeng sa litiiso le liphaephe. Buna-S e sebelisoa lithaereng, mabanta le lilulong tsa lieta. Lifeme li ka fetola tsela eo lirabara tsena li etsoang ka eona ho lekana litlhoko tse fapaneng.
EPM
Ethylene propylene rabara, kapa EPM, ke rabara ea maiketsetso e nang le mokokotlo o matla. Ha e senyehe ke mocheso, letsatsi kapa boemo ba leholimo. EPM e lula e kobehile serameng 'me e khona ho emisa motlakase. E sebelisoa mamating a koloi, liphaepe, marulelong le lithapong. EPM e thata ebile e tenyetseha, kahoo e sebetsa hantle likoloing le meahong.
Epichlorohydrin (CO)
Epichlorohydrin rabara e ntle haholo ho hanela oli, mafura le lik'hemik'hale. E boloka matla a eona libakeng tse thata 'me ha e lumelle khase ho feta. CO rabara e sebelisoa bakeng sa liphaephe tsa mafura, litiiso, le li-gaskets likoloing le lifofaneng. E sebetsa maemong a leholimo a batang le a chesang 'me e kobeha hantle. CO rabara e khomarela hantle tšepe le lesela, e thusang ho etsa litiiso tse matla.
Keletso: Ha u khetha mofuta oa rabara, nahana ka seo u se hlokang. Hlahloba hore na e khona ho mamella mocheso o nepahetseng, lik’hemik’hale le hore na e khona ho kobeha hakae.
Thepa le Tšebeliso
Abrasion Resistance
Abrasion resistance e bolela kamoo rabara e emang hantle kateng ho hohla. Rabara ea Nitrile le rabara ea styrene-butadiene li ntle haholo ho sena. Rabara ea Nitrile e sebelisoa liphaepheng tsa likoloi, lithapong tsa mafura, li-O-ring le litiiso. Ha e felle ka potlako 'me e khona ho sebetsana le oli. Rabara ea styrene-butadiene e khethoa bakeng sa lithaere, litšepe tsa lieta, mabanta le fuluru. Polyurethane e boetse e matla khahlanong le ho apara lifekthering. Neoprene le Viton ba etsa mosebetsi o motle empa eseng joalo ka Nitrile kapa SBR. EPDM le silicone ha li hane ho roala haholo ebile ha li molemo ka ho fetisisa bakeng sa mesebetsi e boima.
| Elastomer |
Abrasion Resistance |
Tloaelehileng Likopo Tse Bohlokoa |
| Nitrile (NBR) |
E kgabane |
Li-hose tsa likoloi, lithapo tsa mafura, li-O-rings, li-gaskets, litiiso |
| Styrene-Butadiene (SBR) |
E kgabane |
Lithaere tsa likoloi, lieta tsa lieta, mabanta a conveyor, fatše liindasteri |
| Polyurethane |
E kgabane |
Lisebelisoa tsa indasteri tse hlokang khanyetso e phahameng ea ho apara |
| Neoprene |
E ntle |
Sepheo se akaretsang, ka tlase ho NBR, SBR, Polyurethane |
| Viton |
E ntle |
Litiiso tsa sefofane, ho sebetsana le lik'hemik'hale le mafura |
| EPDM |
E lokileng |
Ha e tšoanelehe haholo bakeng sa ts'ebeliso ea bohlokoa ea abrasion |
| Silicone |
E lokileng |
Mocheso o phahameng, khanyetso e fokolang ea abrasion |
Ho hanyetsa Oli le Lik'hemik'hale
Liraba tse ling tsa maiketsetso li khona ho sebetsana le oli le lik'hemik'hale hantle haholo. Rabara ea nitrile butadiene e ntle haholo ka oli, mafura le mafura. Viton e molemo le ho feta ka lik'hemik'hale tse matla le oli. Sena se etsa hore e be molemo bakeng sa lifofane le limela tsa lik'hemik'hale. Neoprene e matla ebile e khona ho sebetsana le oli le lik'hemik'hale. E sebelisoa ka liatlana, liaparo tsa metsi le liqibi. Liraba tsena li emisa ho lutla le ho boloka mechine e sireletsehile likoloing, lifofaneng le lifekthering tsa lijo.
NBR e emela oli, mafura, li-acids, bases, le lihloekisi.
Viton e sebetsa ka lik'hemik'hale tse matla le mocheso o phahameng.
Neoprene e khethoa bakeng sa mesebetsi e mengata hobane e matla ebile e hanyetsa oli.
Boemo ba Leholimo le Mocheso
Lirabara tse thibelang boemo ba leholimo le mocheso lia hlokahala ka ntle le libakeng tse chesang. Rabara ea EPDM ha e senngoe ke letsatsi, ozone kapa pula. E sebelisetsoa ho tiisa likoloi, marulelo le liphaephe ka ntle. Rabara ea silicone e lula e le bonolo 'me e boloka sebōpeho sa eona mochesong o phahameng haholo, ho fihlela ho 572°F. Viton e ntle libakeng tse thata, e sebetsana le mocheso le lik'hemik'hale. Lirabara tsena li sebelisoa likoloing, lifekthering le mehahong moo boemo ba leholimo le mocheso li ka bakang mathata.
EPDM e molemo ka ho fetisisa bakeng sa litiiso tsa ka ntle le marulelo.
Silicone e sebelisoa ka likhase tsa ontong, lisebelisoa tsa bongaka le lisebelisoa tsa elektroniki.
Viton e khethoa bakeng sa lifofane le limela tsa lik'hemik'hale.
Ho se kenelle ha Khase
Li-rubber tse ling li molemo ho thibela khase ho feta tse ling. Rabara ea butyl e thibela moea hore o se ke oa feta, kahoo e sebelisoa liphaepheng tsa lithaere le lilareng. Epichlorohydrin rabara e boetse e thibela khase hantle 'me e sebelisoa lits'ebetsong tsa mafura. EPDM e molemo bakeng sa ho emisa khase, haholo-holo likarolong tsa mouoane le tsa mariki. Litšobotsi
| ea Rabara ea Synthetic |
Tšebeliso ea Rabara |
tse ka Sehloohong tsa |
| Butyl Rubber |
Ho se kenelle ho matla ho likhase; katoloso e tlase ea mocheso |
Li-tubes tse ka hare tsa thaere, lithaere tsa lithaere, mabota a mahlakoreng |
| Epichlorohydrin (ECO) |
Ho se lekane ha khase e phahameng ha ho bapisoa le Nitrile |
Litsamaiso tsa mafura |
| EPDM |
E ntle bakeng sa mouoane oa metsi a mocheso o phahameng |
Litiiso tsa mouoane, likarolo tsa brake system |
Lisebelisoa tse khethehileng
Liraba tse ling li khetheloa mesebetsi e khethehileng. Neoprene e sebelisoa bakeng sa li-tubing, likoahelo tsa terata le liaparo tsa tšireletso. Rabara ea nitrile e sebelisoa liphaepheng tsa oli, litanka tsa mafura, esita le likarolo tsa rocket. Hydrogenated NBR e boloka moea o tsoa hantle haholo. Liraba tsa butyl li sebetsa hantle ho thibela khase le ho emisa motlakase. EPDM e sebelisoa likarolong tsa koloi le lieta hobane e emela boemo ba leholimo. Li-elastomer tsa urethane, joalo ka spandex, li fumaneha linthong tse otlolohileng le mabili a sefofane. Liraba tsa silicone li sebetsa maemong a mangata a mocheso 'me li sebelisetsoa ho koahela terata.
Santoprene e tsejoa ka ho ba le botsitso le ho ba thata. Lifeme li sebelisa santoprene ka litiiso tsa likoloi, li-hoses, mechini ea lapeng le lintho tse kantle. Santoprene e ka sebelisoa hape le ho bōptjoa habonolo, kahoo ke khetho e holimo bakeng sa likoloi le thepa ea lapeng. Vulcanization e etsa hore santoprene e be matla le ho tšoarella nako e telele, kahoo e sebetsa libakeng tse thata. Vulcanization e boetse e lumella santoprene hore e sebelisoe hape, e thusang polanete.
Keletso: Kamehla khetha rabara e nepahetseng bakeng sa mosebetsi. Sebelisa santoprene bakeng sa li-bendy seals, NBR bakeng sa oli, le EPDM bakeng sa tšebeliso ea kantle.
Papiso ea Mefuta
Kakaretso Tafole
Tafole e ka tlase e thusa ho bapisa mefuta e fapaneng ea rabara ea maiketsetso . E bontša hore na li sebetsa joang, li nka nako e kae, le hore na li bitsa bokae. Sena se etsa hore ho be bonolo ho bona hore na ke mofuta ofe o loketseng mosebetsi ka mong.
| Type |
Key Strengths |
Durability |
Litšenyehelo Level |
Litšebeliso tse Tloaelehileng |
| SBR |
Ho hanyetsa hantle abrasion, ho bonolo ho e etsa |
E itekanetseng |
Tlase |
Lithaere, lieta, mabanta |
| NBR |
E hanela oli le mafura, e matla |
E itekanetseng ( UV/ozone e fokolang) |
Tlase |
Litiiso, li-hoses, lisebelisoa tsa mafura |
| EPDM |
E sebetsana le boemo ba leholimo, UV le lik'hemik'hale |
Phahameng |
E itekanetseng |
Litiiso tsa koloi, marulelo, likarolo tsa ka ntle |
| Neoprene (CR) |
E hanela oli, lik'hemik'hale le boemo ba leholimo |
E itekanetseng |
E itekanetseng |
Li-gaskets, liaparo tsa metsi, mabanta |
| Butyl (IIR) |
E boloka moea o kena, e thibela khase |
Holimo (oli e fokolang / ozone) |
E itekanetseng |
Li-tubes tsa thaere, litiiso, litšitiso |
| Silicone |
E sebetsana le mocheso, serame le UV |
Phahameng |
Phahameng |
Bongaka, lisebelisoa tsa elektroniki, ho baka |
| Fluorocarbon (FKM) |
E hanela lik'hemik'hale tse matla le mocheso |
Phahameng |
Phahameng |
Aerospace, limela tsa lik'hemik'hale |
| Polyurethane (PU) |
E matla kgahlanong le ho taboha |
E itekanetseng ( UV/ozone e fokolang) |
E itekanetseng-Hodimo |
Mabili, lihlahla, mochini |
Tlhokomeliso: Rabara ea maiketsetso e ka etsoa bakeng sa mesebetsi e khethehileng. Mefuta e meng e tšoarella nako e telele libakeng tse thata. Tse ling li bitsa chelete e tlaase kapa li sebetsa hamolemo ka oli.
Ho Khetha Mofuta o Nepahetseng
Ho khetha e nepahetseng ea maiketsetso rabara ho itšetlehile ka seo u se hlokang. Mehato e meng e tla u thusa ho khetha ke ena:
Lekola tikoloho : Na e tla tobana le mocheso, serame, letsatsi kapa lik'hemik'hale? Sebelisa EPDM kapa silicone bakeng sa kantle. Khetha NBR bakeng sa oli kapa mafura.
Nahana ka matla : Na e hloka ho otlolla kapa ho lula e tiile? Polyurethane e thata ebile ha e tsohe kapele. Silicone e lula e kobehile ha ho chesa le ho bata.
Sheba litšenyehelo : SBR e theko e tlaase ebile e sebetsa linthong tse ngata. Silicone le fluorocarbon li bitsa chelete e ngata empa li lula nako e telele libakeng tse thata.
Bapisa ts'ebeliso : SBR le rabara ea butyl li sebelisetsoa lithaere. Silicone e bolokehile bakeng sa mesebetsi ea bongaka le ea lijo. NBR kapa fluorocarbon li molemo bakeng sa litiiso tsa enjene.
Sheba melao le polokeho : Mesebetsi e meng e hloka rabara e lumellanang le melao ea polokeho. Kamehla hlahloba hore na mofuta o amohetsoe.
Ho na le mefuta e mengata ea rabara ea maiketsetso eo u ka khethang ho eona. E 'ngoe le e' ngoe e na le likarolo tse ikhethang bakeng sa mesebetsi e fapaneng. Ka ho nahana ka mosebetsi, moo o tla sebelisoa, le tekanyetso, o ka khetha rabara e ntle ka ho fetisisa bakeng sa morero oa hau.
Mefuta ea rabara ea maiketsetso ha e tšoane kaofela. Tse ling li matla kapa li kobehile ho feta tse ling. Tse ling li khona ho sebetsana le mocheso, oli, kapa maemo a leholimo a mabe hantle. Ho khetha mofuta o nepahetseng ho etsa hore lintho li tšoarelle nako e telele le ho sebetsa hantle. Tafole ena e thusa baetsi ho khetha rabara e ntle ka ho fetisisa bakeng sa mosebetsi o mong le o mong:
| Type |
Key Properties |
Lisebelisoa tse Molemohali |
| NBR |
Ho hanyetsa oli le mafura |
Litiiso tsa enjine, li-hoses |
| EPDM |
Boemo ba leholimo le mocheso |
Ho rulela, litiiso tsa koloi |
| Neoprene |
Ho hanyetsa lik'hemik'hale le mollo |
Li-wetsuits, li-gaskets |
| Silicone |
Mocheso o phahameng le ho feto-fetoha ha maemo |
Medical, kitchenware |
| Viton |
Khanyetso e feteletseng ea lik'hemik'hale le mocheso |
Aerospace, O-rings |
Santoprene e tsebahala ka ho ba le botsitso le ho ba thata ka har'a likoloi le linthong tsa lapeng.
LBH
Phapang e kholo ke efe pakeng tsa rabara ea tlhaho le ea maiketsetso?
Rabara ea tlhaho e tsoa lifateng. Rabara ea maiketsetso e etsoa lifekthering ka lik'hemik'hale tsa oli. Rabara ea maiketsetso e ka fetoloa bakeng sa mesebetsi e khethehileng. Mefuta ena ka bobeli e ka otlolla ebe e khutlela sebopeho sa eona. Hangata rabara ea maiketsetso e nka nako e telele libakeng tse thata.
Ke rabara efe ea maiketsetso e sebetsang hantle bakeng sa lithaere tsa koloi?
Rabara ea styrene-butadiene (SBR) le rabara ea butadiene (BR) li molemo ka ho fetisisa bakeng sa lithaere tsa koloi. Ha li onale kapele mme li ka futhumala. Baetsi ba lithaere ba kopanya SBR le rabara ea tlhaho ho etsa hore lithaere li be matla le ho tšoarella nako e telele.
Na rabara ea maiketsetso e ka sebelisoa hape?
E, mefuta e mengata ea rabara ea maiketsetso e ka sebelisoa hape. Santorene e bonolo ho e sebelisa hape. Ho recycle ho thusa ho fokotsa litšila le ho boloka thepa. Rabara e 'ngoe e sebelisoang hape e sebelisetsoa likarolo tse ncha tsa koloi, fuluru kapa mabala a lipapali.
Ke hobane'ng ha liraba tse ling li hana oli le lik'hemik'hale ho feta tse ling?
Nitrile (NBR) le fluorocarbon (Viton) li na le litlolo tse khethehileng tsa lik'hemik'hale. Tsena li thibela oli le lik'hemik'hale ho senya rabara. Ke ka lebaka leo li leng molemo bakeng sa liqibi, li-hoses le li-gaskets tsa lienjine le lifektheri.
Na rabara ea silicone e bolokehile bakeng sa lijo le tšebeliso ea bongaka?
Ee, rabara ea silicone e bolokehile bakeng sa lijo le lintho tsa bongaka. Ha e sebetsane le lik'hemik'hale tse ngata 'me e ka nka mocheso o phahameng. Lipetlele li sebelisa silicone bakeng sa li-tubes le li-implants. Baetsi ba lijo ba e sebelisetsa ho baka meseme le lisebelisoa tsa kichineng.
