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BOPET Hanganga Kiriata: He Tirohanga

2024-07-10

Ko te kiriata BOPET, e mohiotia ana ko te polyethylene terephthalate biaxially oriented, he kiriata polyester i hangaia ma te totoro polyethylene terephthalate (PET) ki ona ahunga tuatahi e rua ki te hanga i tetahi kiriata whai mana.

I whakawhanakehia e te kamupene ICI o Ingarangi i nga tau 1950.

He maha nga painga o te kaha kaha, te matū me te whakapumautanga o te ahu, te maamaatanga, te whakaata, te hau me nga taonga arai kakara, me te whakamaarama hiko.

I muri i nga tau o te whakawhanaketanga, kua tipu te hua mai i te kiriata whakamaarama kotahi taketake ki te kiriata puritanga o naianei, kiriata kapi, he kiriata whakamaarama whakaahua, aha atu.

Ko tona matotoru ka taea mai i te 4.5um ki te 350 μm.

Kua whanake hoki tana mahi whakangao mai i te hanga puranga kettle ngawari ki te totoro maha me te toronga-a-rua.

Ko te ahua o te hua kua puta mai i te kiriata papatahi ki te kiriata taapiri taapiri, te kiriata whakakaha, me te kiriata pani.

Ko te kiriata polyester tetahi o nga momo kiriata tere tipu i te maakete.

Ko Dehui FIlm tetahi o nga kaiwhakarato kiriata bopet i Haina. I tenei wa, ka whakaputahia e matou ma te rua-taahiraa e rua nga huarahi totoro. Na te roha o tana pukapuka tono, kei te piki ake nga whakaritenga kounga o nga kiriata polyester. Te akiaki i a maatau ki te whakapai ake i te kounga me te whakanui i te putanga.

Ko te tukanga whakaputa kiriata BOPET

Na, kia whakaurua te tukanga whakaputa kiriata bopet. Ko te tukanga whānui e whai ake nei:

Ko te whakamaroke kapia PET → te whakarewanga makanga → te toronga roa o nga pepa matotoru → te toronga whakawhiti → te awhiowhio → te tapahi me te takai → te tukatuka hohonu.

PET whakarewa-extruded rau maka

Whai muri i te whakarewa-whakarewa me te whakakikorua i te kapia PET maroke, ka konatunatua ki nga whiriwhiringa maamaa me te pai me te whakaranu pateko, Ka haria ki te upoko miihini ma te papu ine. Na ka whakamataohia e te roera tinei ki nga poro matotoru hei whakamahi.

Tangohanga o te totoro biaxially

PET kiriata matotoru Biaxial (aronga) totoro ko te totoro i te kiriata pepa ranei i totoro mai i te extruder i tetahi pāmahana. I roto i te ahunga roa me te whakawhiti ki te hanga i te mekameka ngota.

Ko te mata karaihe ka whakatauhia ko te tikanga, katahi ka whakahaerehia te maimoatanga whakamahana-wera i te keehi o te totoro.

Ko te kiriata biaxially totoro, na te whakatakotoranga o nga wahanga ngota, ka whakapai ake i te tioata.

Na ka taea e ia te whakanui ake i te kaha tensile, tensile elastic modulus, te kaha o te paanga, te kaha roimata, te whakapai ake i te parenga matao, te marama, te hau, te whakamaarama hiko, me te kanapa.

Ko te nuinga o te kiriata papatahi e mau ana i te momo rererangi-momo-a-a-rangi-a-a-rangi-a-ringa.