Kodi pali kusiyana kotani pakati pa mafilimu atatu, osanjikiza asanu, asanu ndi awiri ndi mafilimu asanu ndi anayi a coextrusion

flexible ma CD zipangizo, nthawi zambiri amakhala ndi magawo atatu, asanu, asanu ndi awiri, asanu ndi anayi.Kodi pali kusiyana kotani pakati pa magulu osiyanasiyana amafilimu?Pepala ili likuyang'ana pa kusanthula, kuti muwonetsetse.

Kuyerekeza 5 zigawo ndi 3 zigawo

Chotchinga wosanjikizam'magawo asanu wosanjikiza amakhala pachimake, amene insulates izo kuchokera madzi mu mlengalenga.Chifukwa chotchinga chotchinga chili pachimake, zida zina zitha kugwiritsidwa ntchito kuti zithandizire kwambiri zotchinga.Nylon angagwiritsidwe ntchito pachimake wosanjikiza, kotero kuti 5-wosanjikiza kapangidwe ndi PE pamwamba wosanjikiza angathe kuthana ndi zinthu zambiri zofanana ndi filimu PE ndi kusintha luso ndondomeko.Kuphatikiza apo, purosesa imatha kugwiritsa ntchito pigment mumzere wakunja popanda kukhudza gawo lomangira kapena chotchinga.

Makanema atatu osanjikiza, makamaka omwe amagwiritsa ntchito nayiloni, amakonda kupindika chifukwa cha mawonekedwe osiyanasiyana amtundu wa asymmetric.Pamapangidwe a 5-wosanjikiza, ndizofala kugwiritsa ntchito ma symmetric kapena pafupi ndi ma symmetric kuti muchepetse kupindika.Crimp mu mawonekedwe a 3-wosanjikiza amatha kuwongoleredwa pogwiritsa ntchito nayiloni copolymer.Mu 5-wosanjikiza kapangidwe, kokha pamene purosesa angagwiritse ntchito nayiloni 6 angathe kupeza wosanjikiza nayiloni pafupifupi theka makulidwe a zigawo zitatu.Izi zimapulumutsa ndalama zopangira pomwe zimapereka zotchinga zomwezo komanso kuwongolera bwino.

Kuyerekeza pakati pa 7th floor ndi 5th floor

Kwa mafilimu otchinga kwambiri,EVOHNthawi zambiri amagwiritsidwa ntchito ngati chotchinga chotchinga m'malo mwa nayiloni.Ngakhale EVOH ili ndi zotchinga zabwino kwambiri za okosijeni ikauma, imawonongeka mwachangu ikanyowa.Choncho, ndizofala kukakamiza EVOH kukhala zigawo ziwiri za PE mu 5-wosanjikiza dongosolo kuteteza chinyezi.Mu 7-wosanjikiza EVOH dongosolo, EVOH akhoza wothinikizidwa mu zigawo ziwiri moyandikana PE, ndiyeno kutetezedwa ndi PE wosanjikiza kunja.Izi zimathandizira kwambiri kukana kwa okosijeni ndikupangitsa kuti mawonekedwe a 7-wosanjikiza asatengeke ndi chinyezi.

Kugawikana kapena kung'ambika kungakhalenso vuto pamapangidwe a nkhani zisanu.Kupanga mapangidwe a 7-wosanjikiza kumapangitsa kuti chotchinga cholimba chigawike m'magawo awiri ofanana polumikiza zigawo zoonda.Izi zimasunga chotchingacho pomwe chimapangitsa kuti phukusilo lisavutike kusweka kapena kung'ambika.Kuphatikiza apo, mawonekedwe a 7-wosanjikiza amathandizira purosesa kung'amba gawo lakunja kuti achepetse mtengo wazinthu zopangira.Ma polima okwera mtengo atha kugwiritsidwa ntchito ngati zigawo za pamwamba, pomwe ma polima otsika mtengo amatha kulowa m'malo ambiri am'mbuyomu.

Kuyerekeza pakati pa 9th floor ndi 7th floor

Nthawi zambiri, gawo lotchinga la filimu yotchinga kwambiri limakhala ndi magawo asanu pamapangidwewo.Chifukwa cha kupita patsogolo kwaukadaulo wa polima ndi kukonza, kuchuluka kwa makulidwe onse a gawoli mu kapangidwe kake kukucheperachepera, koma zotchinga zomwezi zimasungidwa.

Komabe, ndikofunikira kusunga makulidwe onse afilimu.Kuchokera pamagulu 7 mpaka 9, mapurosesa amatha kupeza makina abwino kwambiri, mawonekedwe komanso mtengo.Kwa mafilimu otchinga kwambiri, zowonjezera zowonjezereka zoperekedwa ndi mzere wa 7-wosanjikiza kapena 9-wosanjikiza extrusion mzere ukhoza kukhala wochuluka.Kuwonjezeka kwa mtengo wogulira mzere wa 7-wosanjikiza kapena 9-wosanjikiza wowonjezera ukhoza kukhala ndi nthawi yobwezera yochepera chaka chimodzi poyerekeza ndi mzere wopangira 5-wosanjikiza.