Transparent pulasitiki akamaumba
Kufotokozera Kwachidule:
Transparent pulasitiki mankhwala ankagwiritsa ntchito popanga mafakitale ndi moyo wa anthu masiku ano. Transparent pulasitiki jekeseni akamaumba amachita mbali yofunika kwambiri m'munda wa pulasitiki kupanga.
Chifukwa cha kulemera kopepuka, kulimba bwino, kuumba kosavuta komanso mtengo wotsika, mapulasitiki amagwiritsidwa ntchito kwambiri m'malo mwagalasi m'mafakitale amakono ndi zinthu za tsiku ndi tsiku, makamaka muzida zamagetsi ndi mafakitale opakira. Koma chifukwa magawo owonekerawa amafunika kuwonekera bwino, kukana kwambiri komanso kuwuma kwabwino, ntchito yambiri iyenera kuchitidwa pakupanga mapulasitiki ndi njira, zida ndi zoumba zonse za jekeseni yonse kuti zitsimikizire kuti mapulasitiki amagwiritsanso ntchito galasi (omwe pano amatchedwa pulasitiki wowonekera) ali ndi mawonekedwe abwino, kuti akwaniritse zofunikira pakugwiritsa ntchito.
I --- Kuyambitsa Plastic Transparent mu Ntchito Imodzi
Pakadali pano, mapulasitiki owonekera bwino omwe amagwiritsidwa ntchito pamsika ndi polymethyl methacrylate (PMMA), polycarbonate (PC), polyethylene terephthalate (PET), polyethylene terephthalate-1,4-cyclohexanedimethyl glycol ester (PCTG), Tritan Copolyester (Tritan), nayiloni wowonekera , acrylonitrile-styrene copolymer (AS), polysulfone (PSF), ndi zina. Pakati pawo, PMMA, PC ndi PET ndiwo mapulasitiki omwe amagwiritsidwa ntchito kwambiri popanga jekeseni.
Transparent pulasitiki utomoni
2.PC, Polycarbonate）
Katundu:
(1). Zosasinthika komanso zowonekera, kutumiza kwa 88% - 90%. Ili ndi mphamvu yayitali komanso yolimba, mphamvu yayikulu komanso kutentha kwakukulu.
(2). Mkulu chilungamo ndi ankaudaya ufulu;
(3). Kupanga shrinkage ndikotsika ((0.5% -0.6%) ndikukhazikika kwamphamvu ndikwabwino. Kachulukidwe ka 1.18-1.22g / cm ^ 3.
(4). Kubwezeretsa kwabwino kwamoto ndi kuyimitsidwa kwamoto UL94 V-2. Kutentha kwa kutentha kumakhala pafupifupi 120-130 ° C.
(5). Makhalidwe abwino amagetsi, magwiridwe antchito abwino (chinyezi, kutentha kwambiri kumathanso kusungabe bata lamagetsi, ndizofunikira pakupanga zida zamagetsi zamagetsi ndi zamagetsi);
(6) HDTis ndiwokwera;
(7). Kusintha kwabwino nyengo;
(8). PC ndiyopanda fungo ndipo ilibe vuto lililonse mthupi la munthu ndipo imagwirizana ndi chitetezo chaukhondo.
Ntchito:
(1). Kuunikira kwamagetsi: amagwiritsidwa ntchito popanga zotchingira nyali zazikulu, magalasi oteteza, migolo ya kumaso yakumanzere ndi kumanja yazida zopangira, etc. Itha kugwiritsidwanso ntchito popanga zida zowonekera pa ndege.
(2). Zipangizo zamagetsi zamagetsi ndi zamagetsi: Polycarbonate ndichinthu chabwino kwambiri chotetezera popanga zolumikizira, mafelemu a coil, zopangira chitoliro, kutchinjiriza bushings, zipolopolo zamatelefoni ndi zida zina, zipolopolo za batri za nyali zamchere, ndi zina zotero. , monga ma CD, matelefoni, makompyuta, zojambulira makanema, kusinthana kwamafoni, kulandirana kwa ma siginolo ndi zida zina zoyankhulirana. Kukhudza koonda kwa polycarbonate kumagwiritsidwanso ntchito ngati capacitor. Kanema wa PC amagwiritsidwa ntchito poteteza matumba, matepi, matepi amakanema amtundu, ndi zina zambiri.
(3). Makina ndi zida: Amagwiritsidwa ntchito popangira magiya osiyanasiyana, poyimitsa, magiya anyongolotsi, mayendedwe, ma cam, ma bolts, levers, crankshafts, ratchets ndi zina zama makina ndi zida, monga zipolopolo, zokutira ndi mafelemu.
(4). Zida zamankhwala: makapu, masilinda, mabotolo, zida zamano, zotengera mankhwala ndi zida zopangira opaleshoni zomwe zitha kugwiritsidwa ntchito kuchipatala, ngakhale impso zopangira, mapapu opanga ndi ziwalo zina zopangira.
3.PET (Polyethylene terephthalate)
Katundu:
(1). Utomoni wa PET ndiwowoneka mopepuka kapena wowoneka wopanda wowonekera, wokhala ndi makulidwe a 1.38g / cm ^ 3 ndi transmittance 90%.
(2). Mapulasitiki a PET ali ndi mawonekedwe abwino, ndipo ma pulasitiki amorphous PET ali ndi mawonekedwe owonekera bwino.
Mphamvu yolimba ya PET ndiyokwera kwambiri, yomwe imaposa katatu PC. Ili ndi kulimba kwakukulu m'mapulasitiki a thermoplastic chifukwa chokana bwino kusintha kwa U, kutopa ndi mikangano, kuvala pang'ono komanso kuuma kwambiri. Zimapangidwa kukhala zopangidwa ndi mipanda yopyapyala monga mabotolo apulasitiki ndi makanema ndi makanema apulasitiki.
(4). Hot mapindikidwe kutentha 70 ° C. Lawi wamtundu uliwonse ndi wotsika poyerekeza ndi PC
(5). Mabotolo a PET ndi olimba, owonekera, osakhala owopsa, osalephera komanso olemera.
(6). Kusintha kwa nyengo ndikwabwino ndipo kumatha kugwiritsidwa ntchito panja kwa nthawi yayitali.
(7). Ntchito yamagetsi yotsekera pamagetsi ndiyabwino, ndipo siyimakhudzidwa kwenikweni ndi kutentha.
Ntchito:
(1). Kugwiritsa ntchito botolo lonyamula: Kugwiritsa ntchito kwake kwayamba kuchokera ku chakumwa cha kaboni kukhala botolo la mowa, botolo lamafuta odyera, botolo la condiment, botolo la mankhwala, botolo lazodzikongoletsera ndi zina zambiri.
(2). Zipangizo zamagetsi zamagetsi ndi zamagetsi: zopangira zolumikizira, machubu oyimitsira koyilo, zipolopolo zamagawo ophatikizika, zipolopolo za capacitor, zipolopolo zosinthira, zida za TV, ma tuners, ma swichi, zipolopolo za timer, ma fuseti, ma brackets oyendetsa magalimoto ndi ma relays, ndi zina zambiri.
(3). Zida zamagalimoto: monga chivundikiro chazogawira, koyilo yoyatsira, mavavu osiyanasiyana, zida zotulutsa utsi, chivundikiro chogawira, chikuto choyezera, chivundikiro chazing'ono zamagalimoto, ndi zina zambiri. mbali.
(4). Makina ndi zida: zida zopangira, cam, nyumba zopopera, pulley, lamba wamagalimoto ndi ziwalo za wotchi, zitha kugwiritsidwanso ntchito poto wowotchera mayikirowevu, madenga osiyanasiyana, zikwangwani zakunja ndi mitundu
(5). Njira zopangira pulasitiki ya PET. Itha kubayidwa, kutulutsa, kuwombedwa, lokutidwa, kulumikizidwa, kusungunuka, kusungunuka, kutchinga ndi kusindikizidwa.
PET imatha kupangidwa kukhala filimu yomwe makulidwe a 0.05 mm mpaka 0.12 mm potambasula. Kanemayo atatambasulidwa ali ndi kulimba kwabwino komanso kulimba. Transparent PET kanema ndiye chisankho chabwino kwambiri cha kanema woteteza pazenera la LCD. Nthawi yomweyo, filimu ya PET ndiyofotokozedwanso ndi IMD / IMR chifukwa cha makina ake abwino.
Malingaliro ofanizira a PMMA, PC, PET ndi awa:
Malinga ndi zomwe zili mu Gome 1, PC ndiyabwino kusankha magwiridwe antchito, koma makamaka chifukwa chokwera mtengo kwa zinthu zopangira komanso kuvuta kwa njira yopangira jekeseni, chifukwa chake PMMA idakali chisankho chachikulu. (Zogulitsa zomwe zimafunikira kwambiri), pomwe PET imagwiritsidwa ntchito kwambiri ponyamula ndi zotengera chifukwa imafunikira kutambasulidwa kuti ipeze mawonekedwe abwino.
II-- Kuthupi ndi kugwiritsa ntchito mapulasitiki owonekera omwe amagwiritsidwa ntchito popanga jekeseni:
Mapulasitiki owonekera bwino ayenera kukhala owonekera bwino kwambiri, ndipo chachiwiri, ayenera kukhala ndi mphamvu zina ndi kuvala kukana, kulimbikira, kutentha kwabwino, kukana kwamankhwala kwambiri komanso kuyamwa kwamadzi pang'ono. Mwa njira iyi ndi pomwe angakwaniritse zofunikira pakuwonekera poyera ndikukhala osasinthika kwanthawi yayitali akugwiritsidwa ntchito. Magwiridwe ndi kagwiritsidwe ntchito ka PMMA, PC ndi PET akuyerekezedwa motere.
1. PMMA (Akiliriki)
Katundu:
(1). Zosasunthika zowonekera, zowonekera, zowonekera 90% - 92%, kulimba kuposa galasi ya sililoni nthawi zopitilira 10.
(2). Kuwala, kutchinjiriza, kusinthasintha komanso nyengo.
(3). Ili ndi kuwonekera kwakukulu komanso kowala, kutentha kwabwino, kulimba, kukhazikika, kutentha kotentha kotentha 80 ° C, kupindika mphamvu 110 Mpa.
(4). Makulidwe a 1.14-1.20g / cm ^ 3, kutentha kwa mapangidwe 76-116 ° C, ndikupanga kuchepa kwa 0.2-0.8%.
(5). Chowonjezera chowonjezera chokhazikika ndi 0.00005-0.00009 / ° C, kutentha kwa matenthedwe ndi 68-69 ° C (74-107 ° C).
(6). Osungunuka m'madzi osungunulira zinthu monga carbon tetrachloride, benzene, toluene dichloroethane, trichloromethane ndi acetone.
(7). Osakhala poizoni komanso wowononga zachilengedwe.
Ntchito:
(1). Amagwiritsidwa ntchito kwambiri pamagulu azida, nyali zamagalimoto, magalasi owoneka bwino, mapaipi owonekera, zoyatsira nyali pamsewu.
(2). PMMA utomoni ndi zinthu zopanda poizoni komanso zachilengedwe, zomwe zitha kugwiritsidwa ntchito popangira tableware, zida zaukhondo, ndi zina zambiri.
(3). Ili ndi bata labwino la mankhwala komanso nyengo. Utomoni wa PMMA sikophweka kupanga zinyalala zakuthwa zikasweka. Amagwiritsidwa ntchito ngati plexiglass m'malo mwa silika galasi popangira zitseko ndi mawindo achitetezo.
PMMA mandala chitoliro olowa
Chipatso cha PMM
Chivundikiro cha nyali ya PMMA
Gulu 1. Kuyerekeza magwiridwe antchito a pulasitiki wowonekera
| Katundu | Kuchulukitsitsa (g / cm ^ 3) | Kwamakokedwe mphamvu (Mpa) | Mphamvu zopanda mphamvu (j / m ^ 2) | Kutumiza (%) | Hot mapindikidwe Kutentha (° C) | Zovomerezeka zamadzi (%) | Mlingo wa shrinkage (%) | Valani kukana | Kukaniza mankhwala |
| Zakuthupi | |||||||||
| PMMA | 1.18 | 75 | 1200 | 92 | 95 | 4 | 0.5 | osauka | chabwino |
| PC | 1.2 | 66 | 1900 | 90 | 137 | 2 | 0.6 | pafupifupi | chabwino |
| PET | 1.37 | 165 | 1030 | 86 | 120 | 3 | 2 | chabwino | zabwino kwambiri |
Tiyeni tiwunikire PMMA, PC, PET kuti tikambirane za malo ndi jekeseni wa pulasitiki wowonekera motere:
III-- Mavuto Omwe Amadziwika Kuti Akuwumbidwa Pakapulasitiki Kakang'ono ka Jekeseni.
Mapulasitiki owonekera, chifukwa chokwera kwambiri, amafunika kuti azikhala ndi zinthu zapamwamba kwambiri zapulasitiki.
Sayenera kukhala ndi zofooka zilizonse monga mawanga, zophulika, kuyeretsa, chifunga, malo akuda, kusokonekera kwa khungu komanso gloss. Chifukwa chake, zofunikira kapena zofunikira zapadera ziyenera kusamaliridwa pakupanga kwa zida zopangira, zida, nkhungu komanso zopangira munthawi yonse ya jakisoni.
Kachiwiri, chifukwa mapulasitiki owonekera amakhala ndi malo osungunuka komanso osakhazikika, kuti zitsimikizire kuti zinthuzo ndizabwino, magwiridwe antchito monga kutentha kwambiri, kuthamanga kwa jekeseni ndi liwiro la jekeseni ziyenera kusinthidwa pang'ono, kuti mapulasitikiwo athe kudzazidwa ndi amatha kuumba , ndi kupsinjika kwamkati sikungachitike, komwe kudzatsogolera ku mapindikidwe ndi kusokonekera kwa zinthu.
Mfundo zotsatirazi ziyenera kusamaliridwa pokonzekera zopangira, zofunikira pa zida ndi nkhungu, njira zakuwombera jekeseni ndi mankhwala azopangira zinthu.
Kukonzekera ndi kuyanika kwa zopangira.
Chifukwa zosowa zilizonse m'mapulasitiki zingakhudze kuwonekera kwa zinthuzo, ndikofunikira kusamala posindikiza, kusamutsa ndi kudyetsa kuti zitsimikizidwe kuti zopangira ndizoyera. Makamaka pomwe zinthuzo zimakhala ndi madzi, zimawonongeka ndikatenthetsa, chifukwa chake ziyenera kukhala zowuma, ndipo akamaumba jakisoni, kudyetsa kuyenera kugwiritsa ntchito hopper wouma. Onaninso kuti pakuyanika, cholowetsera mpweya chikuyenera kusefedwa ndikuchotsedwenso mawonekedwe kuti zitsimikizidwe kuti zopangira sizidetsedwa. Njira zoyanika zikuwonetsedwa mu Gome 2.
Galimoto PC nyali chivundikiro
Chivundikiro cha PC chidebe
Pulogalamu ya PC
Gulu 2: Kuyanika njira ya mapulasitiki owonekera
| deta | kuyanika kutentha (0C) | kuyanika nthawi (ola) | zakuthupi zakuya (mm) | ndemanga |
| zakuthupi | ||||
| PMMA | 70 ~ 80 | 2 ~ 4 | 30 ~ 40 | Kuyanika Kwa Mpweya Wotentha |
| PC | 120 ~ 130 | > 6 | <30 | Kuyanika Kwa Mpweya Wotentha |
| PET | 140 ~ 180 | 3 ~ 4 | Wopitiriza kuyanika wagawo |
2. Kukonza mbiya, zomangira ndi zowonjezera
Pofuna kupewa kuipitsa kwa zinthu zopangira komanso kupezeka kwa zinthu zakale kapena zosafunika m'mabowo a zomangira ndi zowonjezera, makamaka utomoni wokhala ndi matenthedwe osauka, wothandizila kugwiritsira ntchito wonyezimira amagwiritsidwa ntchito kuyeretsa ziwalo zisanachitike kapena zitatsekedwa, kuti zonyansa sangathe kumamatira kwa iwo. Pakakhala kuti palibe choyeretsa, PE, PS ndi ma resin ena angagwiritsidwe ntchito kuyeretsa zomangira. Ngati kuzimitsa kwakanthawi kumachitika, pofuna kuteteza zinthu kuti zisakhalebe kutentha kwanthawi yayitali ndikuwononga, kutentha kwa choumitsira ndi mbiya kuyenera kuchepetsedwa, monga PC, PMMA ndi kutentha kwina kwa mbiya kuyenera kuchepetsedwa kufika pansi pa 160 C. ( Kutentha kwa hopper kuyenera kukhala pansi pa 100 C pa PC)
3. Mavuto omwe amafunikira chidwi pakapangidwe ka kufa (kuphatikiza kapangidwe kazinthu) Pofuna kupewa kutsekeka kwakumbuyo kapena kuzizira kosagwirizana komwe kumapangitsa kuti pulasitiki isapangidwe bwino, zolakwika zapadziko lapansi ndikuwonongeka, mfundo zotsatirazi ziyenera kusamalidwa mukamapanga nkhungu.
A). Makulidwe a khoma ayenera kukhala yunifolomu momwe angathere ndipo malo otsetsereka akuyenera kukhala akulu mokwanira;
B). Kusinthaku kuyenera kukhala pang'onopang'ono. Smooth kusintha kuteteza ngodya lakuthwa. Payenera kukhala palibe malire m'mbali mwake, makamaka pazogulitsa za PC.
C). Geti. Wothamangayo ayenera kukhala wokulirapo komanso wamfupi momwe angathere, ndipo momwe zipata zimakhalira ziyenera kukhazikitsidwa malinga ndi kuchepa ndi kutsetsereka, ndipo chitsime cha refrigerant chiyenera kugwiritsidwa ntchito pakafunika kutero.
D). Pamwamba paimfa pazikhala zosalala komanso zotsika (makamaka zosakwana 0.8);
E). Utsi utsi. Thankiyo iyenera kukhala yokwanira kutulutsa mpweya ndi mpweya kuchokera pakusungunuka kwakanthawi.
F). Kupatula PET, makulidwe akoma sayenera kukhala owonda kwambiri, osachepera l mm.
4. Mavuto omwe amafunikira chidwi pakuwumba jekeseni (kuphatikiza zofunikira pamakina opangira jekeseni) Pofuna kuchepetsa kupsinjika kwamkati ndi zolakwika zapamwamba, chidwi chiyenera kulipidwa pazinthu zotsatirazi pakuumba kwa jekeseni.
A). Makina osungunula ndi makina opangira jekeseni omwe ali ndi nozzle yoyang'anira kutentha kosiyana ayenera kusankhidwa
B). Chinyezi chapamwamba chinyezi chiyenera kugwiritsidwa ntchito kutentha kwa jekeseni popanda kuwonongeka kwa utomoni wa pulasitiki.
C). Jekeseni kuthamanga: zambiri apamwamba kuthana ndi vuto la mkulu Sungunulani kukhuthala, koma kuthamanga kwambiri adzabala nkhawa mkati, zomwe zingayambitse demoulding zovuta ndi mapindikidwe;
D). Liwiro la jekeseni: Pankhani yodzazidwa mokhutiritsa, nthawi zambiri kumakhala koyenera kukhala wotsika, ndipo ndibwino kugwiritsa ntchito jakisoni wosakwiya msanga;
E). Nthawi yapanikizika ndikupanga nthawi: pankhani yodzaza ndi zinthu popanda kupanga zokolola ndi ma thovu, ziyenera kukhala zazifupi momwe zingathere kuti muchepetse nthawi yakusungunuka mu mbiya;
F). Kuthamanga kwachangu ndi kuthamanga kwakumbuyo: poganiza kuti mukwaniritse mtundu wa pulasitiki, uyenera kukhala wotsika momwe ungathere kuti musabwerere;
G). Kutentha kwa nkhungu: Mtengo wozizira wazogulitsa umakhudza kwambiri mtunduwo, chifukwa chake kutentha kwa nkhungu kuyenera kuyendetsa bwino njira yake, ngati zingatheke, kutentha kwa nkhungu kuyenera kukhala kokulirapo.
5. Mbali zina
Pofuna kupewa kuwonongeka kwa mawonekedwe apamwamba, womasulirayo ayenera kugwiritsidwa ntchito pang'ono momwe angathere pakuumba jekeseni, ndipo zinthu zomwe zingagwiritsidwenso ntchito siziyenera kupitirira 20%.
Pazogulitsa zonse kupatula PET, kukonza pambuyo pake kuyenera kuchitidwa kuti muchepetse kupsinjika kwamkati, PMMA iyenera kuyanika mu 70-80 ° C mkombero wotentha wa maola 4, PC iyenera kutenthedwa pa 110-135 ° C mumlengalenga, glycerin , parafini wamadzi, ndi zina. Nthawiyo zimatengera malonda, ndipo kufunikira kwakukulu ndikoposa maola 10. PET imayenera kutambasula biaxial kuti ipeze makina abwino.
Machubu a PET
Botolo la PET
Mlanduwu wa PET
IV --- Tekinoloje Yaukadaulo wa Plastics Wowonekera
Zipangizo zamakono za pulasitiki zowonekera: Kuphatikiza pamavuto omwe atchulidwa pamwambapa, mapulasitiki owonekera ali ndi mawonekedwe ena amakono, omwe afotokozedwa mwachidule motere:
1. Njira machitidwe a PMMA. PMMA ili ndi mamasukidwe akayendedwe okwanira komanso osayenda bwino, chifukwa chake imayenera kubayidwa ndi kutentha kwakukulu komanso kuthamanga kwa jakisoni. Mphamvu yakutentha kwa jakisoni ndi yayikulu kuposa kupanikizika kwa jakisoni, koma kuwonjezeka kwa kuthamanga kwa jakisoni ndikopindulitsa kukonza kuchepa kwa zinthu. Mtundu wa kutentha kwa jekeseni ndi wotakata, kutentha kwakusungunuka ndi 160 ° C ndipo kuwonongeka kwake ndi 270 ° C kotero kutentha kwakuthupi kumakhala kotakata ndipo njirayi ndiyabwino. Chifukwa chake, kuti tiwongolere madzi, titha kuyamba ndi kutentha kwa jekeseni. Zotsatira zoyipa, kuvala koyipa, kosavuta kukanda, kosavuta kung'amba, kotero tiyenera kusintha kutentha kwa akufa, kukonza njira yolumikizira, kuti tithetse zolakwika izi.
2. Njira zoyendetsera PC PC zimakhala ndi mamasukidwe akayendedwe okwera, kutentha kwambiri komanso kusungunuka kwamadzi, kotero kuyenera kubayidwa kutentha kwapakati (pakati pa 270 ndi 320T). Mofananamo, kusintha kwakuthupi kwakuthupi kumakhala kochepa, ndipo kuthekera kwake sikungafanane ndi PMMA. Jekeseni wa jakisoni sukhudza kwenikweni madzi amadzimadzi, koma chifukwa cha kukhuthala kwakukulu, imafunikirabe jekeseni wokulirapo. Pofuna kupewa kupsinjika kwamkati, nthawi yogwirira iyenera kukhala yayifupi momwe ingathere. Kuchepetsa kwake ndikokulirapo ndipo kukula kwake ndi kolimba, koma kupsinjika kwamkati kwa malonda ndi kwakukulu ndipo ndikosavuta kusokoneza. Chifukwa chake, ndibwino kuti musinthe madzi amadzimadzi powonjezera kutentha m'malo mokakamiza, ndikuchepetsa kuthekera kochita mphwayi powonjezera kutentha kwa akufa, kukonza momwe akufa amathandizira komanso chithandizo chotsatira. Liwiro la jekeseni likakhala locheperako, chipata chimakhala ndi ziphuphu komanso zopindika zina, kutentha kwa ma radiation kuyenera kuyang'aniridwa mosiyana, kutentha kwa nkhungu kuyenera kukhala kwakukulu, komanso kukana kwa wothamanga ndi chipata chikhale chochepa.
3. Makina aukadaulo wa PET PET amakhala ndi kutentha kwambiri komanso mawonekedwe osinthasintha kutentha, koma amakhala ndi madzi osungunuka pambuyo poti asungunuke, chifukwa chake amakhala osagwira bwino ntchito, ndipo chida chotsutsana ndi kutalikitsa nthawi zambiri chimawonjezedwa mu mphuno. Mphamvu yamakina ndi magwiridwe antchito a jakisoni siwokwera, ziyenera kudzera mukutambasula ndikusintha kumatha kukonza magwiridwe antchito. Kuwongolera koyenera kwa kutentha ndikuteteza kupewa.
Chifukwa chofunikira pakapangidwe, wothamanga wotentha amamwalimbikitsa. Ngati kutentha kwa akufa ndikokwera, pamwamba pake padzakhala posauka ndipo kuwonongeka kumakhala kovuta.
Table 3. jekeseni akamaumba Njira magawo
| zinthu zakuthupi | kuthamanga (MPa) | liwiro wononga | ||
| jakisoni | pitilizani kupanikizika | kuthamanga kumbuyo | (rpm) | |
| PMMA | 70 ~ 150 | 40 ~ 60 | 14.5 ~ 40 | 20 ~ 40 |
| PC | 80 ~ 150 | 40 ~ 70 | 6 ~ 14.7 | 20 ~ 60 |
| PET | 86 ~ 120 | 30 ~ 50 | 4.85 | 20 ~ 70 |
| zinthu zakuthupi | kuthamanga (MPa) | liwiro wononga | ||
| jakisoni | pitilizani kupanikizika | kuthamanga kumbuyo | (rpm) | |
| PMMA | 70 ~ 150 | 40 ~ 60 | 14.5 ~ 40 | 20 ~ 40 |
| PC | 80 ~ 150 | 40 ~ 70 | 6 ~ 14.7 | 20 ~ 60 |
| PET | 86 ~ 120 | 30 ~ 50 | 4.85 | 20 ~ 70 |
V --- Zolakwitsa Zapulasitiki Zosiyanasiyana
Apa timangokambirana zofooka zomwe zimakhudza kuwonekera kwa zinthu. Mwinanso pali zolakwika izi:
Zolakwika zazinthu zowonekera komanso njira zothanirana nazo:
1 Craze: kuchepa kwa kupsinjika kwamkati pakudzaza ndi kutsetsereka, komanso kupsinjika komwe kumapangika mozungulira, kumapangitsa utomoni kutsika kumtunda, pomwe mawonekedwe osayenda amatulutsa ulusi wonyezimira wokhala ndi index yosiyananso. Ikakulitsa, ming'alu imatha kupezeka pamalonda.
Njira zogonjetsera ndi izi: kuyeretsa nkhungu ndi mbiya ya makina opangira jekeseni, kuyanika zopangira mokwanira, kuwonjezera utsi wamafuta, kuwonjezera kuthamanga kwa jekeseni ndi kuthamanga kwakumbuyo, ndikutulutsa mankhwala abwino kwambiri. Ngati zinthu za PC zitha kutenthedwa mpaka pamwamba pa 160 ° C kwa mphindi 3 - 5, ndiye kuti zikhoza kuzirala mwachilengedwe.
2. Bubble: Madzi ndi mipweya ina mu utomoni siyingathe kutulutsidwa (panthawi yopanga nkhungu) kapena "zotupa" zimapangidwa chifukwa chosakwanira nkhungu komanso kuphulika kwanyengo. Njira zogonjetserazi zikuphatikiza kutulutsa ndi kuyanika mokwanira, kuwonjezera chipata kukhoma lakumbuyo, kuwonjezera kuthamanga ndi kuthamanga, kuchepetsa kutentha kwakanthawi ndi kutalikitsa nthawi yozizira.
3. Malo osayera bwino: makamaka chifukwa chakufa kwakufa kwakukulu, komano, kufinya kwam'mawa kwambiri, kuti utomoni sungathe kutengera zomwe zili pamwamba pake, zonse zomwe zimapangitsa kuti nkhope ya akufa isafanane pang'ono , ndi kupangitsa mankhwala kutaya gloss. Njira yothetsera vutoli ndikuwonjezera kutentha kwa kutentha, kutentha kwa nkhungu, kuthamanga kwa jakisoni ndi kuthamanga kwa jekeseni, komanso kutalikitsa nthawi yozizira.
4. Chiwombankhanga: mawonekedwe olimba adapangidwa kuchokera pakatikati pa chipata chowongoka. Cholinga chake ndikuti mamasukidwe akayendedwe ndi okwera kwambiri, zakutsogolo zakumaso zasungunuka, kenako zinthuzo zimadutsa pamtunda, zomwe zimapangitsa kuti pakhale phokoso pamwamba. Njira zogonjetsera ndi izi: kuchuluka kwa jekeseni, nthawi ya jakisoni, nthawi ya jekeseni ndi liwiro, kutentha kutentha kwa nkhungu, kusankha miphuno yoyenera ndikuwonjezera zitsime zozizira.
5. Kuyera. Halo wa chifunga: Amayamba makamaka ndi fumbi lomwe limagwera pazinthu zakumwamba kapena chinyezi chochuluka cha zopangira. Njira zogonjetsera ndi izi: kuchotsa zonyansa za makina opangira jekeseni, kuwonetsetsa kuuma kokwanira kwa zinthu zopangira pulasitiki, kuwongolera molondola kutentha, kutentha kwa nkhungu, kukulitsa kuthamanga kwa jekeseni ndikuchepetsa mkombero wa jekeseni. 6. Utsi woyera. Mdima wakuda: Amayamba makamaka chifukwa cha kuwola kapena kuwonongeka kwa utomoni mu mbiya womwe umayambitsidwa ndi kutentha kwapulasitiki kwapafupi ndi mbiya. Njira yogonjetsera ndikuchepetsa kutentha kwakanthawi ndi nthawi yokhalamo zopangira mbiya, ndikuwonjezera dzenje lotulutsa utsi.
Kampani ya Mestech imakhazikika pakupatsa makasitomala zowunikira zowonekera, zopangira zamagetsi zamagetsi zamagetsi ndi jekeseni. Ngati mukufuna izi, lemberani. Ndife okondwa kukupatsani ntchitozi.
