Dzidzo:Secondary school and schools

Polycarbonate - ndechipi rudzi rwezvinhu uye kupi?

Zvinyorwa zvePolymeric nhasi zvinoshandiswa zvakanyanya pakuvakwa kwezvivako uye zvivako zvezvinangwa zvakasiyana-siyana. Pakati pavo, polycarbonate ibato rinoumbwa nezvikamu zviviri kana zvitatu, pakati pazvo zvinowirirwa zvakasimba. Pamusana pekugadzirwa kwehuchi yakange yakakwanisa kuwana simba remagetsi yemakumbo nehovha yakaderera.

Tsanangudzo ye polycarbonate

Cellular polycarbonate muchitsiko chemuchinjikwa yakafanana neuchi, iyo inogona kunge ine mutsara kana mutsara. Sezvakagadzirwa zvinyorwa izvi zvinoshandiswa granular polycarbonate, iyo inogona kuwanikwa nekugadziriswa kwe dihydroxyl michina uye polyester ye carbonic acid. Nyaya yacho inogadzirwa maererano neTU-2256-001-54141872-2006, zvisinei nokuti hukuru hunotsanangurwa mumitemo iyi hunogona kusiyana zvichienderana nezvinodiwa nevatengi. Maikirwo evakamanikidzi anogadziriswa nemuiti wekugadzirisa, huwandu hwakakosha hwekuregererwa hunosimbiswa.

Kupisa modesheni yekushandisa

Cellular polycarbonate ine kukwirira kwakasimba kune zvakashata zvakatipoteredza. Mutemo wekushisa hunoshandiswa hunoenderana nehuwandu hwenyama, kutevedza mitemo ye teknolojia uye unhu hwezvinhu zvakagadzirwa. Kune zvakawanda zvakasiyana-siyana zvepaneti, chiratidzo ichi chinosiyana kubva -40 kusvika +130 degrees. Mamwe mavara ezvinyorwa akarondedzerwa anogona kumira kutonhora kwakadzika kwazvo, izvo zvinenge -100 degrees. Zvisinei, chimiro hachidi. Kana ichinge yakasvikidzirwa kutonhora kwakakwirira kana kuti kunotonhora, kuchinja kwemasimba muhukuru kunogona kuitika. Ikuwedzerwa kwakakodzera hakufaniri kudarika mamita mamita matatu pamamiriyoni mana, maererano nehupamhi uye urefu hwepepa. Nekuda kwekuti iyo polycarbonate yakagadzirwa nehukuru hwekuwedzera, inofanira kuve yakakonzerwa nemapapiro akakodzera.

Chemical Resistance

Paunenge uchishandisa kupedza mapaneti, zvakakosha kufunga nezvekuti ivo vanoratidzwa kune marudzi ose ezvinhu zvinokuvadza. Polycarbonate ndiyo nyaya inonyatsopikisana nemakemikari akawanda. Zvisinei, hazvibvumirwi kushandiswa kwemapurasitiki kana zvingave zvakakanganiswa ne insecticidal aerosols, masanganisi emamende, PVC-plasticized substances, konti, simba reterergents, halogen uye zvinonhuwira zvinokonzera, ammonia based sealants, acetic acid uye alkali, ethyl alcohol alcohol solutions.

Kugadzikana kwe polycarbonate kumakemikari makemikari

Polycarbonate ndiyo iyo inobvumira kushandiswa kwemunyu zvinogadziriswa neutachiona asiriya, pamwe nekugadzirisa mineral acids. Panels havatyi kuderedza vashandi uye zvinokonzera, pamwe chete nedoro remhinduro, kunze kwemashanol. Kana tikaisa webs, silicone sealants uye zvakanyatsogadzirirwa kuiswa chisimbiso zvinofanira kushandiswa.

Mechanical power

Polycarbonate inokwanisa kutakura mitoro yakawanda yemitambo. Inofanira kufungwa kuti pasi rinogona kubviswa nemaitiro nekubatana kwenguva refu nezvinhu zvakanaka sejecha. Zvinokwanisika kugadzira zvidzitiro kana zvichisvibiswa nezvinhu zvakashata, izvo zvine dambudziko rakakwana. Simba remichina rinobva pane zvigadzirwa uye marimi. Kana tichitaura pamusoro pesimba rekupedzisira, chibereko chekutanga chiine parameter yakakwana 60 MPa. Izvo zvibereko zvegwaro rimwechete 70 MPa. Iko simba rinosvika 65 kJ / mm. Muiti anopa chirongwa chekuchengetedza kushanda kwemakore gumi, kunze kwekuti mavara acho akaiswa zvakanaka uye achishandisa zvakananga zvakasimba.

Kuenzana kwemiganho uye simba rakananga

Inyanzvi yekombiyuta inotora mukana wekugadzira polycarbonate muhukuru hwakasiyana. Iye zvino, mushamba wezvivakwa zvekuvaka unogona kuwanika mapepa, iyo yakakura yakaenzana kubva pamamiriyoni mana kusvika ku25. Chimwe nechimwe chezvinhu izvi chinoratidzika zvakasiyana mukati. Uwandu hwe polycarbonate i 1.2 kilograms pakubhiti mita. Nokuda kwekutsvaga, chiratidzo ichi chinoenderana nenhamba yezvidimbu, kuwanda kwepaneti uye kureba pakati pevakasimba. Nehupamhi hwemashimita 4 mamita, nhamba yemadziro inongopedzisira kune maviri, asi nzvimbo iri pakati pevasingadi mamita mamita matanhatu. Nehupamhi hwemamilimita makumi maviri, nhamba yemasvingo ndeyemishanu, nechokukomba pakati pemakona makumi maviri.

Kurwisana kwezuva

Polycarbonate ndiyo iyo inogona kuvimbisa kudzivirirwa kwakasimba pamisana. Kuti zvibudirire, izvi zvinoshandiswa pakugadzirisa kushandiswa kune pepa panguva yekugadzirwa. Iyi teknolojia inopa hupenyu hwehutano hwemakore gumi. Mikana yekudzivirira kwekudzivirira kwekudzivirira kubva pamashoko acho pachako hausi, sezvo polymer inonyatsotsanangurirwa kune substrate. Paunenge waisa pepa, zvakakosha kufunga nezvekuti chipfeko chakagadzirirwa kuchengetedza kurwisa maharazuva rinofanira kushandiswa kunze. Chiedza chekuendesa kwechiedza chinoenderana nemuvara, somuenzaniso, mavara asina kuvezwa ane zviyero izvi kubva kune 83 kusvika ku90 muzana. Rudzi ruvara ruvara rwakasviba harupfuuri kudarika 65 muzana, zvisinei, chiedza chinopfuudzwa chinodzinga zvakanaka.

Kuchengetedza kwemazuva ano

Paunenge uchishandisa gorosi rakagadzirwa ne polycarbonate, ndechipi chinhu chezvinhu, iwe unofanira kuziva kare. Iyo ine yakanakisa yekushongedzwa kwemafuta. Iyo kupikisa kupisa kwemashoko aya kunobudirira nekuda kwemukati weiyo ine mweya uye nekuda kwekuti webhu inobata zvakasimba kushandiswa. Ikoji yekutsvaira inopisa inobva pane chimiro uye kuoma kwepepa. Iyi parameter inopesana pakati pe 4.1 ne 1.4 W / (m² · K). Nhamba yekutanga ndeyechokwadi kune chitubu chine mamita mamita 4, asi chikamu chechipiri ndeche 32 mm sheet. Polycarbonate ipurasitiki, iyo inoshandiswa iyo inofanirwa munyaya iyo pazvinenge zvichidiwa kuyananisira zvakanakisa kutema kwekudzivirira kwemafuta uye kuve pachena.

Fire resistance

Polycarbonate inonzi inopikisana nekupisa kwakanyanya, ndeyomuboka B1, iyo, maererano nechechi yeEurope, inoreva kuti haigoni kupisa uye inozvidzivirira. Kana ichipfuta, haibvumi gasi inotyisa uye haisi ngozi kune vanhu. Izvo zvakatsanangurwa zvinopisa zvinotonhora, semafuta akazaruka, maitiro ekugadzirwa kwepaburi uye kuparadzwa kwegadziriro inotanga. Mashoko acho anotanga kuderera munzvimbo.

Lifetime

Polycarbonate monolithic ndiro zvinhu izvo vashandi vanovimbisa kuchengetedza kwehutano hwemhando yemakore gumi. Izvi ndezvechokwadi kana mitemo yekuisa uye yekushanda ichicherechedza. Kana iwe usingakuvadzi kunze kwekunze, iwe unogona kuwedzera hupenyu hwepaneti. Kana zvisina kudaro, kuparadzwa kusati kwaitika kwewebhu kuchaitika. Munharaunda umo kune ngozi yekugadzirisa magetsi, mapepa ane uwandu hwemamilimita 16 kana kupfuura anofanira kushandiswa. Panguva yekugadzirisa zvakakosha kufunga nezvekuregererwa kwekugona kwekubatana nezvinhu zvinogona kukuvadza mafomu ekuparadzwa.

Soundproof character

Iyo yakagadzirwa neuchi yehuni inopa hutsika hwakasimba hwekushongedza, izvi zvinoratidza kuti pane zvikamu zvine ruzha rwekunaka-damping zvinhu, izvo zvinoenderana nemhando dzakasiyana dzepepa uye mukati maro. Nokudaro, munyaya yeuchi yakasanganiswa neuchi polycarbonate, iyo yakawanda yehubhu yakareba mamita 16 kana kupfuura, kupera kweruzha rwenzwi riri munharaunda ye10 kusvika ku21 dB.

Mhedziso

Tinogona kutaura kuti Plexiglass is polycarbonate ine michina isina kunaka yakasiyana. Rudzi rwechipiri rwemashoko rine simba rakasimba uye rinovimbika, pane izvi uye nezvimwewo zvakasiyana-siyana zvinhu, maitiro euchi anosarudzwa kakawanda. Izvi zvinokonzerwa nekuti polycarbonate inoshandiswa munzvimbo dzakasiyana-siyana, kusanganisira kuvaka, pamwe nekugadzirisa. Vashandi vanozvimirira vanosarudza izvi kuti vadzive mavhenekeri, maturaji, mabhiketi nezvimwe zvakawanda. Kugadziriswa kubva kwairi kunowanikwa nyore uye hakudi kukwidziridzwa kwechinhu chinokosha. Izvi zvinoita kuti basa racho rive shoma uye rinowedzera basa.

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