Mapaneru esandwich anoshandiswa zvakanyanya mukuvaka nekuda kwehunhu hwawo hwakanaka hwekuputira kupisa, kusimba kwechimiro, uye nyore kuisa. Zvinhu zvepakati pemapaneru aya zvinogona kugadzirwa kubva kumafuro akasiyana-siyana, akadai sepolyurethane foam, polystyrene bead board, kana foam glass. Pakati peizvi, polyurethane foam inowanzo sarudzwa nekuda kwehunhu hwayo hwepamusoro hwekuputira uye kushanduka-shanduka. Kunzwisisa basa repolyurethane catalysts mukugadzirwa kwemapaneru esandwich kwakakosha kune vagadziri vane chinangwa chekuvandudza mashandiro uye kushanda zvakanaka.
Foam yePolyurethane muSandwich Panels
Foam yepolyurethane (PU) chinhu chakakosha pakugadzira mapaneru esandwich. Inopa insulation yakanaka kwazvo yekupisa, hunhu hwakareruka, uye hunhu hwayo hwakasimba.Zvinokonzera kugadzirwa kwefuro rePU, zvakaita seMXC-T, MXC-C15, nezvimwewo.Kugadzirwa kwePU foam kunosanganisira makemikari anoitika pakati pemapolyol nemaisocyanates, zvichibatsirwa nema polyurethane catalysts. Aya ma catalysts akakosha mukudzora kumhanya kwe reaction, kuona kuti furo rakanaka, uye kuwana hunhu hwaunoda hwakadai sekuwanda, kuomarara, uye kuramba kupisa.
Basa rePolyurethane Catalysts
1. Kudzora Kushanda Kwemuviri: Polyurethane catalysts inodzora kumhanya kwekuita kwemakemikari pakati pepolyols neisocyanates. Nekudzora kuita uku, vagadziri vanogona kugadzira furo rine hunhu hwakafanana uye hunhu. Catalysts inobatsira mukuwana chiyero chakakodzera pakati pekuomarara uye kuchinjika kwefuro, ichiva nechokwadi chekuti inosangana nezvinodiwa chaizvo zvekushandisa sandwich panel.
2. Hunhu Hwakagadziridzwa hweFoam: Kushandiswa kwecatalysts kunowedzera hunhu hwePU foam. MaCatalysts anogona kugadzirwa kuti awedzere hunhu hwakadai sekusimba kwekumanikidza, kunamira pazvinhu zvinotarisana, uye kupisa. Kugadziriswa uku kunoita kuti foam isvike pazvinodiwa zvekuvaka, zvichipa kugara kwenguva refu uye kugara kwenguva refu kuma sandwich panels.
3. Kushanda Nesimba Mukugadzira: MaCatalyst anoita basa rakakosha mukuvandudza maitiro ekugadzira. Anogonesa nguva yekupindura nekukurumidza uye anoderedza kutenderera kwekugadzirwa, zvichikonzera kuwedzera kushanda zvakanaka uye kushanda zvakanaka kwemari. Izvi zvakakosha zvikuru mukugadzira zvinhu zvakakura, uko kuenderana nekumhanya kwakakosha pakuzadzisa zvinodiwa pamusika.
Mhando dzeMafuro muSandwich Panels
Kunyange zvazvo furo repolyurethane riri sarudzo yakakurumbira, mapaneru esandwich anogonawo kugadzirwa uchishandisa mamwe marudzi efuro:
1. Bhodhi rePolystyrene Beads (EPS): Bhodhi repolystyrene bead rakawedzerwa ndiro rimwe remagadzirirwo akajairika ekugadzira mapaneru esandwich. Rinopa insulation yakanaka yekupisa uye rakareruka. Zvisinei, haripe hunhu hwakafanana nehwePU foam.
2. Girazi reFuro: Girazi reFuro chinhu chakasimba, chakareruka chine hunhu hwakanaka hwekudzivirira kupisa uye hunodzivirira hunyoro nemoto. Chinowanzoshandiswa munzvimbo dzinonyanya kushandiswa kudzivirira moto uye kugara kwenguva refu.
Mhedziso
Zvishandiso zvepolyurethane zvakakosha pakugadzira mapaneru esandwich emhando yepamusoro, kunyanya ayo anoshandisa furo repolyurethane sechinhu chikuru. Nekudzora maitiro ekuita, kuwedzera hunhu hwefuro, uye kuvandudza kushanda zvakanaka kwekugadzira, izvi zvinobatsira vagadziri kugadzira mapaneru anosangana nezvinodiwa zvekuvaka kwemazuva ano. Kunzwisisa nzvimbo yekushandisa macatalyst epolyurethane kunoita kuti pave nekusarudzwa kuri nani kwezvinhu uye kugadzirisa maitiro, zvichizobatsira mukugadzirwa kwezvinhu zvekuvaka zvepamusoro.
Nguva yekutumira: Chikunguru-11-2024