Raina Tangohanga Pepa PET/PLA

Whakaahuatanga Poto:

Ko te kirihou pirau-koiora e pā ana ki tētahi rauemi ka taea te pirau hei matū iti te taumaha ngota e ngā moroiti anō, e ngā mea huna rānei a ngā moroiti i raro i ētahi āhuatanga. E ai ki te US Food and Drug Administration, haunga ngā kirihou pirau-koiora me te iti noa o ngā kirihou pirau-wai ka taea te whakamahi i roto i ngā takai kai, ko ētahi atu pēnei i ngā kirihou pirau-ataata, ngā kirihou māmā me te pirau-koiora rānei, kāore e tutuki i ngā ture hei rauemi takai kai.


Taipitopito Hua

Ngā Tohu Hua

Tawhā Hangarau Matua

Tauira Tauira whakaputa Te matotoru o ngā hua (mm) Mana motuka matua (kw) Te kaha whakaputanga mōrahi (kg/h)
Papa maha JWE75/40+JWE52/40-1000 0.15-1.5 132/15 500-600
Paparanga kotahi JWE75/40-1000 0.15-1.5 160 450-550
Tino whai hua JWE95/44+JWE65/44-1500 0.15-1.5 250/75 1000-1200
Tino whai hua JWE110+JWE65-1500 0.15-1.5 355/75 1000-1500

Kia mōhio: Ka taea te whakarerekē i ngā whakaritenga me te kore panui i mua.

Raina Whakaputa Rau PLA

Tawhā Hangarau Matua

Tauira Papa maha Paparanga kotahi Tino whai hua
Ngā whakatakotoranga o te extruder JW120/65-1000 JW120-1000 JW150-1500
Te matotoru o te hua 0.20-1.5mm 0.2-1.5mm 0.2-1.5mm
Mana motuka matua 132kw/45kw 132kw 200kw
Te kaha whakaputanga mōrahi 600-700kg/h 550-650kg/h 800-1000kg/h

Kia mōhio: Ka taea te whakarerekē i ngā whakaritenga me te kore panui i mua.

PET

Pepa PLA

He momo Polyester Aliphatic āhua rārangi te PLA. Ka taea te whakamahi i te PLA i roto i ngā kete mārō o ngā hua, huawhenua, hua manu, kai kua tunua me ngā kai tunutunu, ā, ka taea hoki te whakamahi hei takai i te hanawiti, pihikete me ētahi atu kete pēnei i te putiputi hou.

Whakaahuatanga Hua

I muri i te maka atu i te waikawa polylactic (PLA) ka taea te tino memeha hei hauhā waro me te wai i raro i ngā āhuatanga taiao. He pai te ātete ki te wai, he pai ōna āhuatanga miihini, he hototahi ki te koiora, ka taea te mimiti e ngā rauropi, ā, kāore e poke i te taiao. I taua wā anō, he pai anō hoki ōna āhuatanga miihini o te PLA. He kaha te pānga, he pai te ngāwari me te pumau o te wera, he ngāwari te tukatuka, kāore e memeha te tae, he pai te uruhanga ki te hāora me te kohu wai, ā, he mārama pai, he ārai harore, he ārai huakita, ko te roanga o te mahi he 2~3 tau.

Ko te tohu mahi tino nui o ngā rauemi tākai ko te uruhanga o te hau, ā, ka taea te whakatau i te whānuitanga o te whakamahinga o tēnei rauemi ki roto i te tākai i runga i ngā momo uruhanga hau o ngā rauemi. Ko ētahi rauemi tākai me uruhanga hāora hei whakarato i te hāora e ranea ana ki te hua; ko ētahi rauemi tākai me ārai i te hāora e pā ana ki ngā rauemi, pērā i te tākai inu, e hiahia ana ki ngā rauemi ka taea te aukati i te uruhanga hāora ki roto i te tākai hei aukati i te pānga o te harore ki te tipu. He ārai hau, he ārai wai, he mārama, ā, he pai te āheinga tā o te PLA.

He pai te mārama me te kanapa o te PLA, ā, he rite tonu tōna mahi pai ki te cellophane me te PET, kāore e wātea ana i roto i ētahi atu kirihou pirau. Ko te mārama me te kanapa o te PLA e 2~3 ngā wā i te kiriata PP noa, ā, e 10 ngā wā i te LDPE. Nā tōna māramatanga teitei ka ātaahua te āhua o te whakamahi i te PLA hei rauemi takai. Hei tauira, e whakamahia ana mō ngā takai monamona. I tēnei wā, he maha ngā takai monamona kei te mākete e whakamahi ana i ngā kiriata takai PLA.

He rite te āhua me te mahi o tēnei kiriata takai ki ngā kiriata takai monamona tuku iho, he tino mārama, he tino pai te pupuri i te piko, he ngāwari ki te tā me te kaha, me ngā āhuatanga ārai pai rawa atu, ka taea te pupuri i te reka o te monamona. E whakamahi ana tētahi kamupene Hapanihi i te waitohu "racea" PLA o te American Cakir Dow Polymer Company hei rauemi takai mō ngā hua hou, ā, he tino mārama te āhua o te takai. Kua whakawhanakehia e Toray Industries ngā kiriata mahi PLA me ngā poro mā te whakamahi i tana hangarau nano-konukōre motuhake. He rite te ātete o tēnei kiriata ki te wera me te pānga ki ngā kiriata hinu, engari he tino pai te ngāwari me te mārama.

Ka taea te hanga PLA hei hua kiriata he mārama teitei, he pai ngā āhuatanga ārai, he tino pai te tukatuka me ngā āhuatanga miihini, ā, ka taea hoki te whakamahi mō te takai ngāwari o ngā hua me ngā huawhenua. Ka taea e ia te waihanga i tētahi taiao rokiroki e tika ana mō ngā hua me ngā huawhenua, te pupuri i ngā mahi ora o ngā hua me ngā huawhenua, te whakaroa i te koroheketanga, me te pupuri i te tae, te kakara, te reka me te āhua o ngā hua me ngā huawhenua. Heoi, ina whakamahia ki ngā rauemi takai kai tūturu, me whakarerekē ētahi mea hei urutau ki ngā āhuatanga o te kai tonu, kia pai ake ai te pānga takai.

Ka taea e te PLA te hanga i tētahi taiao waikawa ngoikore ki runga i te mata o te hua, he pūtake o te ārai huakita me te ārai harore. Mēnā ka whakamahia ētahi atu rongoā huakita hei tāpiri, ka taea te whakatutuki i te tere ārai huakita neke atu i te 90%, ka taea te whakamahi mō te takai huakita.

Ki te whakaritea ki te kiriata LDPE, te kiriata PLA me te kiriata PLA/REO/TiO2, he nui ake te uruhanga wai o te kiriata hiato PLA/REO/Ag i ērā atu kiriata. Ko te whakatau mai i tēnei ka taea e ia te ārai i te hanganga o te wai whakapūpū me te whakatutuki i te pānga o te aukati i te tipu o ngā moroiti; i te wa ano, he pānga pai rawa atu hoki tōna ki te patu huakita.

Raina whakaputa pepa taiao PET/PLA: Ka whakawhanakehia e JWELL te raina whakaputa tīwiri takirua whakarara mō te pepa PET/PLA, he pūnaha tango hau tēnei raina, ā, kāore e hiahiatia he wāhanga whakamaroke me te whakatio. He iti te whakapaunga pūngao o te raina whakaputa, he māmā te tukanga whakaputa, ā, he ngāwari te tiaki. Ka taea e te hanganga tīwiri wāhanga te whakaiti i te ngaronga matotoru o te kapia PET/PLA, ka whakanuia e te roera maramataka angiangi me te hangai te pānga whakamatao me te whakapai ake i te kaha me te kounga o te pepa. Ka taea e te whāngai inenga maha-wāhanga te whakahaere i te ōrau o te rauemi tauhou, te rauemi hangarua me te puranga matua, he whānui te whakamahinga o te pepa mō te umanga takai whakawera.


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