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Litšobotsi tsa Polypropylene (PP) ke life?

E 'ngoe ea lintho tsa bohlokoa ka ho fetisisa tsa polypropylene ke:
1.Chemical Resistance: Li-bases le li-acids tse hlapollotsoeng ha li sebetsane le polypropylene, e leng se etsang hore e be khetho e ntle bakeng sa lijana tsa lino tse joalo, tse kang ho hloekisa, lihlahisoa tsa thuso ea pele, le tse ling.
2.Elasticity le Toughness: Polypropylene e tla sebetsa ka elasticity holim'a mefuta e itseng ea ho kheloha (joaloka lisebelisoa tsohle), empa hape e tla ba le deformation ea polasetiki pele ho ts'ebetso ea ho senyeha, kahoo ka kakaretso e nkoa e le "matla" a "matla".Toughness ke lentsoe la boenjiniere le hlalosoang e le bokhoni ba thepa ea ho holofala (polastiki, eseng elastically) ntle le ho robeha.
3.Ho hanyetsa Mokhathala: Polypropylene e boloka sebōpeho sa eona ka mor'a ho ferekana haholo, ho khumama, le / kapa ho phunya.Thepa ena e bohlokoa haholo bakeng sa ho etsa lihokelo tse phelang.
4.Insulation: polypropylene e na le khanyetso e phahameng haholo ea motlakase 'me e molemo haholo bakeng sa likarolo tsa elektronike.
5.Transmissivity: Le hoja Polypropylene e ka etsoa pepeneneng, hangata e hlahisoa hore e be ka tlhaho e opaque ka 'mala.Polypropylene e ka sebelisoa bakeng sa lits'ebetso moo phetiso e 'ngoe ea leseli e leng bohlokoa kapa moo e leng ea boleng bo botle.Haeba phetisetso e phahameng e lakatseha, lipolasetiki tse kang Acrylic kapa Polycarbonate ke khetho e ntle.
Polypropylene e khetholloa e le "thermoplastic" (ho fapana le "thermoset") thepa e amanang le tsela eo polasetiki e arabelang mocheso.Lisebelisoa tsa thermoplastic li fetoha metsi sebakeng sa tsona sa ho qhibiliha (hoo e ka bang likhato tse 130 tsa Celsius tabeng ea polypropylene).
Tšobotsi e kholo ea bohlokoa mabapi le thermoplastics ke hore e ka futhumatsoa ho fihlela moo e qhibilihang, ea pholile, 'me ea futhumatsoa hape ntle le ho senyeha ho hoholo.Sebakeng sa ho chesa, li-thermoplastics joalo ka polypropylene liquefy, e li lumellang hore li bōpehe habonolo ebe li sebelisoa hape.
Ka lehlakoreng le leng, li-plastiki tsa thermoset li ka futhumatsoa hanngoe feela (hangata nakong ea ts'ebetso ea ente).Mocheso oa pele o etsa hore lisebelisoa tsa thermoset li behe (tse tšoanang le karolo ea 2 epoxy) e hlahisang phetoho ea lik'hemik'hale e ke keng ea fetoloa.Haeba u ne u ka leka ho futhumatsa polasetiki ea thermoset ho mocheso o phahameng ka lekhetlo la bobeli e ne e tla chesa feela.Sebopeho sena se etsa hore lisebelisoa tsa thermoset li se ke tsa sebelisoa hape.


Nako ea poso: Aug-19-2022