1. Boima bo tlaase le ho tlatsa holimo
Boima ba rabara ea ethylene propylene ke mofuta oa rabara e tlase, 'me boima ba eona ke 0.87.Ho phaella moo, oli e ngata e ka tlatsoa 'me li-fillers li ka eketsoa, ka hona litšenyehelo tsa lihlahisoa tsa rabara li ka fokotsoa, 'me ho senyeha ha theko e phahameng ea rabara e tala ea ethylene-propylene ho ka etsoa.Bakeng sa rabara ea ethylene-propylene e nang le boleng bo phahameng ba Mooney, matla a 'mele le a mechine a ka fokotsoa ka mor'a ho tlatsa holimo.eseng kholo.
2. Ho hanyetsa botsofali
Ethylene-propylene rabara e na le khanyetso e ntle ea boemo ba leholimo, ho hanyetsa ozone, ho hanyetsa mocheso, acid le alkali resistance, ho hanyetsa mouoane oa metsi, botsitso ba mebala, thepa ea motlakase, ho tlatsa oli le mocheso oa mocheso oa kamoreng.Lihlahisoa tsa rabara ea ethylene-propylene li ka sebelisoa nako e telele ho 120 ° C, 'me li ka sebelisoa nakoana kapa ka linako tse ling ho 150-200 ° C.Ho eketsa moemeli ea thibelang botsofali ho ka eketsa mocheso oa eona oa tšebeletso.Rabara ea EPDM e kopantsoeng le peroxide e ka sebelisoa tlas'a maemo a thata.Tlas'a maemo a mahloriso a ozone a 50pphm le ho otlolla 30%, rabara ea EPDM e ka fihla ho feta 150h ntle le ho senya.
3. Ho hanyetsa kutu
Ka lebaka la khaello ea polarity le tekanyo e tlase ea unsaturation ea rabara ea ethylene-propylene, e na le khanyetso e ntle ho lik'hemik'hale tse fapaneng tsa polar tse kang joala, li-acids, alkalis, li-oxidants, lihatsetsi, li-detergents, oli ea liphoofolo le meroho, ketone le mafura, joalo-joalo. ;Empa ka li-solvents tsa aliphatic le tse nkhang hamonate (tse kang peterole, benzene, joalo-joalo) le botsitso bo bobe ba oli ea diminerale.Tshebetso e tla boela e fokotsehe tlas'a ketso ea nako e telele ea acid e tsitsitseng.
4. Ho hanyetsa mouoane oa metsi
Rabara ea ethylene-propylene e na le khanyetso e ntle ea mouoane oa metsi 'me ho hakanngoa hore e phahametse mocheso oa eona.Ka mouoane o chesang haholo ka 230 ° C, ha ho na phetoho ponahalong ka mor'a lihora tse ka bang 100.Tlas'a maemo a tšoanang, rabara ea fluororubber, rabara ea silicone, rabara ea fluorosilicone, rabara ea butyl, rabara ea nitrile, le rabara ea tlhaho li tla senyeha ka mokhoa o hlakileng ponahalong ka mor'a nako e khutšoanyane.
5. Ho hanyetsa metsi a chesang haholo
Ethylene-propylene rabara e boetse e na le khanyetso e ntle ho metsi a chesang haholo, empa e amana haufi-ufi le mekhoa eohle ea vulcanization.Rabara ea ethylene-propylene e nang le dimorpholine disulfide le TMTD ha tsamaiso ea vulcanization e na le phetoho e fokolang ea thepa ea mochine ka mor'a ho kenngoa metsing a chesang ka ho fetisisa ho 125 ° C bakeng sa likhoeli tsa 15, 'me sekhahla sa ho atolosa molumo ke 0.3% feela.
6. Thepa ea motlakase
Ethylene-propylene rabara e na le thepa e babatsehang ea ho kenya motlakase le ho hanyetsa corona, 'me thepa ea eona ea motlakase e phahametse kapa e haufi le ea rabara ea styrene-butadiene, chlorosulfonated polyethylene, polyethylene le polyethylene e amanang le sefapano.
7. Boithabiso bo matla
Kaha ha ho na li-substituents tsa polar mohahong oa limolek'hule tsa rabara ea ethylene-propylene, matla a kopantsoeng a molek'hule a tlaase, 'me ketane ea molek'hule e ka boloka ho feto-fetoha ha maemo ka mefuta e mengata, ea bobeli feela ho rabara ea tlhaho le rabara ea butadiene,' me e ntse e ka boloka. ka mocheso o tlase.
8. Ho khomarela
Ka lebaka la khaello ea lihlopha tse sebetsang ka har'a sebopeho sa limolek'hule tsa rabara ea ethylene-propylene, matla a momahaneng a tlase, 'me rabara e bonolo ho thunya,' me ho ikamahanya le ho ikamahanya le ho kopana ho futsanehile haholo.
Hebei CONQI VEHICLE FITTINGS Co., Ltd. ke k'hamphani e ikemiselitseng ho hlahisa le ho aba li-hose tsa rabara ea likoloi, hose ea EPDM, hose ea boemo ba lijo le pvc hose joalo-joalo e nang le phihlelo e ngata ea tlhahiso, theknoloji e tsoetseng pele ea tlhahiso le tsamaiso e feletseng le ea saense ea tsamaiso ea boleng.Ka 2009, k'hamphani e phethetse kakaretso ea boleng ba li-yuan tse limilione tse 10.01 mme ea phethela lekhetho la polokelo ea li-yuan tse 250,000.Kaofela ha tsona li bapisitsoe le li-OEM tse fetang 30 tsa lapeng tse kang Jinlong, Yutong, Ankai, le Zhongtong, le makala a machaba a Volvo le India, New Zealand, Thailand, Taiwan, Poland, Israel, Britain, Egypt, Spain, Turkey, Brazil, Singapore, Jeremane le linaha le libaka tse fetang 20 li fumane lisebelisoa tsa tšehetso.Ka ho khomarela molao-motheo oa "ntlafatso e tsoelang pele, bokhabane, boleng bo botle, le khotsofalo ea bareki", re nka ka botebo theknoloji ea morao-rao ea machaba le tlhahisoleseding ea lihlahisoa, re lula re rala le ho hlahisa lihlahisoa tse ncha, 'me re fana ka bareki.
Nako ea poso: Mar-17-2023