Joalo ka polyurethane rigid foam (PU rigid foam) e na le litšoaneleho tsa boima bo bobebe, phello e ntle ea ho futhumatsa mocheso, kaho e bonolo, joalo-joalo, hape e na le litšobotsi tse ntle joalo ka ho koala molumo, ho hanyetsa ho ts'oha, ho kenya motlakase, ho hanyetsa mocheso, ho hanyetsa serame, ho qhibiliha khanyetso, joalo-joalo, e se e sebelisoa haholo lapeng le kantle ho naha.Sebakeng sa lifofane, kaho ea likepe, peterole, lisebelisoa tsa elektroniki, likoloi, lijo le likarolo tse ling tsa indasteri.
Tšebeliso ea mantlha ea foam e thata ea PU ke tse latelang:
1. Thepa ea sehatsetsi bakeng sa lisebelisoa tsa ntlo le liindasteri tsa lijo
Sehatsetsis le lihatsetsi tse sebelisang foam e thata ea PU joalo ka ha lesela la insuela le na le lera le tšesaane haholo la ho kenya letsoho.Tlas'a litekanyo tse tšoanang tsa ka ntle, molumo o sebetsang o moholo haholo ho feta ha lisebelisoa tse ling li sebelisoa e le lera la ho pata, 'me boima ba sesebelisoa bo boetse bo fokotsehile.
Licheso tsa metsi tsa ka tlung tsa motlakase, licheso tsa metsi a letsatsi, le li-interlayers tsa biri ka kakaretso li sebelisa lisebelisoa tse thata tsa polyurethane tse kenyang foam.PU rigid foam e boetse e sebelisoa ha ho etsoa li-incubator tse nkehang habonolo bakeng sa ho tsamaisa lihlahisoa tsa baeloji, meriana le lijo tse hlokang ho kenngoa le ho bolokoa ha mocheso.
2.Lisebelisoa tsa indasteri lephaepheho kenya letsoho
Litanka tsa polokelo leliphaepheke lisebelisoa tse sebelisoang ka tloaelo tlhahiso ea indasteri, 'me li sebelisoa haholo ho petroleum, khase ea tlhaho, ho hloekisa oli, indasteri ea lik'hemik'hale, indasteri ea leseli le liindasteri tse ling.Sebopeho sa tanka ea polokelo se chitja kapa se cylindrical, 'me foam e thata ea PU e ka hahuoa ka ho fafatsa, ho tšela le ho maneha foam e entsoeng esale pele.Joalo kaphaephethepa ea ho kenya mocheso, e sebelisoa haholo bakeng sa ho kenya liphaephe tse futhumatsang lipalangoang tsa oli e talaliphaephele liindasteri tsa petrochemical, 'me li atlehile ho nkela thepa sebaka ka ho monya metsi a mangata joalo ka perlite.
3. Lisebelisoa tsa mohaho
Kaho ea matlo ke e 'ngoe ea likarolo tsa bohlokoahali tsa ts'ebeliso ea foam e thata ea PU.Chaena, foam e thata e se e tumme bakeng sa ho kenya mocheso le ho thibela metsi marulelong a meaho ea bolulo le ea liofisi,moaho Insulationmlintho tse bonahalang, le thepa e sireletsang mocheso bakeng sakamore e batang, li-depot tsa lijo-thollo, joalo-joalo Foam e thata e fafalitsoeng e sebelisoa bakeng sa marulelo, 'me ho eketsoa lera le sireletsang, le nang le liphello tse peli tsa ho pata mocheso le ho thibela metsi.
Polyurethane e thatalipane tsa sandwichli sebelisoa haholo lifemeng tsa indasteri, matlong a polokelo, mabaleng a lipapali, matlong a bolulo, matlo a matle, matlo a prefab le a kopantsoeng.kamore e batang, e le liphanele tsa marulelo le marako a marako.Ka lebaka la boima ba eona bo bobebe, mocheso oa mocheso, ho thibela metsi, mokhabiso le litšobotsi tse ling, le lipalangoang tse loketseng (ho kenya), tsoelo-pele ea kaho e potlakileng, e tumme haholo har'a baqapi, bahahi le bahlahisi.
4.Lisebelisoa tsa ho etsisa lehong
High-density (density 300~700kg/m3) PU rigid foam kapa glass fiber reinforced rigid foam ke polasetiki ea foam ea sebopeho, e tsejoang hape e le.polywood.E ka nkela lehong sebaka e le lintlha tse fapaneng tsa maemo a holimo, liboto, thepa ea lipapali, lisebelisoa tse khabisitsoeng,haethepa ea ka tlung,liforeimi tsa seipone,trowel, bethe headboard ,setho sa maiketsetso,upholstery,lisebelisoa tsa mabone, leketsiso ya mosebetsi wa ho betla lehong, joalo-joalo, 'me ponahalo le 'mala oa lihlahisoa li ka fetoloa ho ea ka litlhoko, tse nang le tebello e pharaletseng ea' maraka.Mohaho o thata oa foam o entsoeng ka ho eketsa lelakabe le nang le lelakabe le nang le lelakabe le phahameng haholo ho feta lehong.
Ho bopa moqhaka'me mela ea samente ke mela e khabisitsoeng ka hare, empa lisebelisoa tsa tlhahiso le kaho li fapane.Mehala ea PU e entsoe ka lisebelisoa tse tala tsa PU.E entsoe ke foam e phahameng ea khatello ea polymer foam, 'me e entsoe ka pu foam e thata.Pu foam ena e thata e kopantsoe le likarolo tse peli ka lebelo le phahameng mochining oa perfusion, ebe e kena ka har'a hlobo ho theha le ho theha.Epidermis e thata.Ha e na chefo ebile ha e na kotsi, e na le botsoalle haholo tikolohong.
Mekhabiso ea moqhakaha lia holofala, ha li petsole, kapa ha li bole;ho hanyetsa kutu, ho hanyetsa acid le alkali, 'me ho ka boloka botsitso ba thepa selemo ho pota.Ha ho se jeloeng ke tšoèlè, ha ho mohloa;ha ho na metsi, ha ho na metsi, ho ka hlatsuoa ka ho toba.Mocheso o phahameng oa mocheso, ke sehlahisoa se setle sa ho futhumatsa mocheso, se ke ke sa hlahisa marokho a batang le a mocheso.
Liaparomannequinske sebaka se secha sa ts'ebeliso indastering ea polyurethane.Mehlalake e 'ngoe ea lintho tsa bohlokoa lebenkeleng la liaparo.Ba ka apesa lebenkele le ho bontša lintlha tsa bohlokoa tsa liaparo.Mefuta e teng ea liaparo 'marakeng e entsoe ka fiberglass fiber, polasetiki le lisebelisoa tse ling.Fiberglass fiber e na le khanyetso e fokolang ea ho apara, e batla e brittle, 'me ha e na elasticity.Plastiki e na le mefokolo joalo ka matla a fokolang le bophelo bo bokhutšoanyane.Mohlala oa seaparo sa polyurethane o na le melemo ea ho hanyetsa ho apara hantle, matla a matle, elasticity, ts'ebetso e ntle ea cushioning, le tekanyo e phahameng ea ho etsisa.
7.Tsebeliso e 'ngoe e tloaelehileng
Ntle le lits'ebetso tse kaholimo, foam e thata ea polyurethane e ka sebelisoa hape bakeng sa ho tlatsa mamati le ho hlahisa libolo tse phaphametseng tsa litlhapi, jj.
Monyako o tletseng foam oa polyurethane o shebahala o tšoana le monyako ofe kapa ofe, leha ho le joalo, mohaho o ka hare o fapane ka ho feletseng.Hangata monyako o se nang pente o na le sekoti ka hare, kapa o tlatsitsoe ka pampiri ea mahe a linotši, ha lemati la polyurethane le thata le tletseng foam ha le tala feela ebile le na le botsoalle ba tikoloho, empa hape le matlafatsa ho tiea ha lemati la lemati, le etsa hore lemati le be matla haholo 'me le be matla. , ebang ke khatello ea ntho e boima, li-bubble tsa metsi, Ebang e chesoa mollong, e ka etsa bonnete ba hore e ke ke ea holofala.Theknoloji ena e felisa mamati a kopantsoeng, mamati a lehong a na le mathata a kang deformation le mongobo.
Nako ea poso: Apr-19-2022