Ts'ebetso ea tlhahiso ea lithapo tsa polasetiki

1. Mokhoa oa ho etsa lihlahisoa tsa polasetiki ke mokhoa oa ho bōptjoa ha libotlolo tsa polasetiki, tse bolelang mokhoa oa ho etsa lihlahisoa tsa polasetiki tsa ho qetela ho tloha ho polymer e entsoeng ke fektheri ea resin ea maiketsetso.

2. mekhoa ea ho sebetsa (le polasetiki ea polasetiki) e kenyelletsa: ho bopa khatello (ho bōpa), extrusion (extrusion molding), mochini oa ente (ente ea ente), ho phunya (ho bopa ho sekoti), calendering, joalo-joalo.Ts'ebetso e khethehileng ea tlhahiso:

⑴ ho bopa ha khatello: ho bopa kapa ho hatella ho bopa. E sebelisoa haholo bakeng sa ho bopa lipolasetiki tsa thermosetting joalo ka phenolic resin, urea-formaldehyde resin le unsaturated polyester resin.

⑵ extrusion: extrusion molding, ke ts'ebeliso ea mochini oa extrusion (extruder) e tla futhumatsoa resin e tsoelang pele ka hlobo, sebopeho se hlokahalang sa mokhoa oa sehlahisoa.Extrusion e boetse e sebelisoa ka linako tse ling ho etsa polasetiki ea thermosetting, 'me e ka sebelisoa ha ho etsoa Foam plastics.Molemo oa extrusion ke hore e ka extrude mefuta e fapaneng ya dihlahiswa, bokgoni bo phahameng ba tlhahiso, othomathike le e tsoelang pele tlhahiso; The mobe e ke hore thermosetting polasetiki thapo e ke ke ho pharaletseng sebelisoa ka mokhoa ona oa ho sebetsa, boholo sehlahisoa hlahisa kheloha habonolo. .

⑶ Ente e entsoeng ka ente: ho bōptjoa ha ente. Ho bōptjoa ha ente ke tšebeliso ea mochine oa ente (kapa mochine oa ente) ho ropo ea thermoplastic e qhibiliha tlas'a khatello e phahameng ka har'a hlobo ka mor'a ho pholile, ho tiisa ho fumana mokhoa oa sehlahisoa. le foam polasetiki thapo molding.Injection molding o na le melemo ea ho potlaka ha tlhahiso ea lebelo, ho sebetsa ka mokhoa o phahameng, ho qhekella ka mokhoa o itekanetseng, 'me ho ka etsa likarolo tse rarahaneng, haholo-holo tse loketseng tlhahiso ea bongata.Molemo ke hore litšenyehelo tsa thepa le hlobo li phahame, le ho kenngoa. mochini o bōpa ho thata ho hloekisa.

⑷ blow molding: hollow blow molding kapa hollow molding.Blow molding ke mokhoa oa ho foka lihlahisoa tse sekoti ka khatello ea moea o hatelletsoeng ho etsa hore lesela le chesang le koaletsoeng ka har'a hlobo.Ho phunya ho kenyelletsa mekhoa e 'meli ea ho bopa filimi le ho etsa lihlahisoa tse se nang letho.Ka mokhoa oa ho bopa o ka hlahisa lihlahisoa tsa lifilimi, libotlolo tse sa tšoaneng, libarele, POTS le lipapali tsa bana.

⑸ Khalendara: Ke mokhoa oa ho bopa moo resin le li-additives tse fapaneng li sebetsoang (ho luba, ho sefa, joalo-joalo) ho ba lifilimi kapa maqephe ka likheo tse lipakeng tsa lirolara tse peli kapa ho feta tse fapaneng tsa calender tsa calender, ebe li ebola. Khalendara, ebe e bōptjoa ke cooling.Calendering haholo-holo sebelisoa ka polyvinyl chloride resin molding mokhoa, ka hlahisa filimi, lakane, poleiti, letlalo maiketsetso, lithaele fatše le lihlahisoa tse ling.

Yantai Dongyuan Plastic Products Co., Ltd.PE plastiki rope net, North Korean hemp (PP) nete, k'hemik'hale e phahamisang manyolo a lik'hemik'hale, letlooa la ho phahamisa thepa, letlooa le tiisang koloi, letlooa la polokeho, thapo ea ho ikatisa, letlooa la polokeho ea sekepe le lintlha tse fapaneng tse ikhethang. ea letlooa le lohiloeng ka letsoho, letlooa la polokeho, le sebelisoang haholo boema-kepeng, likhoebo tsa tlhahiso ea manyolo a lik'hemik'hale, likhoebo tsa ho lokisa lijo-thollo le oli tsa polokelo ea lijo tsa soya le lipalangoang.Liropo tsa polyethylene (PE) le Korean hemp (PP) li sebelisoa haholo indastering, temong. le ho tšoasa litlhapi.


Nako ea poso: Jul-09-2021