Ko ētahi āhuatanga o te whakakoi werohanga o ngā rauemi PC/ABS/PE

Ko ētahi āhuatanga o te whakakoi werohanga o ngā rauemi PC/ABS/PE

1.PC/ABS

Ngā wāhi tono noa: ngā whare rorohiko me ngā mīhini pakihi, ngā taputapu hiko, ngā mīhini kari me te māra, ngā papaaho wāhanga motuka, ngā roto, me ngā taupoki wira.

Ngā tikanga o te tukanga whakarewa werohanga.
Te whakamaroke: Me whakamaroke i mua i te tukatuka. Me iti iho te haumākū i te 0.04%. Ko ngā tikanga whakamaroke e taunakitia ana ko te 90 ki te 110°C me te 2 ki te 4 hāora.
Pāmahana rewa: 230~300℃.
Pāmahana pokepokea ai: 50~100℃.
Te pēhanga werohanga: kei runga i te wāhanga kirihou.
Tere werohanga: kia teitei rawa atu.
Ngā āhuatanga matū me ngā āhuatanga ā-tinana: Kei te PC/ABS ngā āhuatanga whakakotahi o te PC me te ABS. Hei tauira, ko ngā āhuatanga tukatuka ngāwari o te ABS me ngā āhuatanga miihini me te pumau wera pai o te PC. Ka pā te ōwehenga o ngā mea e rua ki te pumau wera o te rauemi PC/ABS. He pai hoki ngā āhuatanga rere o tētahi rauemi ranu pēnei i te PC/ABS.

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2.PC/PBT
Ngā whakamahinga noa: ngā pouaka miihini, ngā parepare motuka me ngā hua e hiahia ana ki te ātete matū me te waikura, te pumau wera, te ātete pānga me te pumau āhuahanga.
Ngā tikanga o te tukanga whakarewa werohanga.
Te whakamaroke i te pāmahana: 110~135℃, e taunakihia ana kia 4 hāora te roa o te whakamaroke.
Pāmahana rewa: 235~300℃.
Pāmahana pokepokea ai: 37~93℃.
Ngā āhuatanga matū me ngā āhuatanga ā-tinana Kei te PC/PBT ngā āhuatanga honohono o te PC me te PBT, pērā i te pakari teitei me te pumau āhuahanga o te PC me te pumau matū, te pumau wera me ngā āhuatanga whakahinuhinu o te PBT.

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3.PE-HD

Ngā whakamahinga noa: ngā ipu pouaka whakamātao, ngā ipu rokiroki, ngā taputapu kīhini o te whare, ngā taupoki hiri, me ētahi atu.

Ngā tikanga o te tukanga whakarewa werohanga.
Te Whakamaroke: Kāore e hiahiatia kia whakamaroke mēnā ka rongoatia tika.
Pāmahana rewa: 220 ki te 260°C. Mō ngā rauemi he nui ake ngā ngota, ko te awhe pāmahana rewa e taunakitia ana kei waenga i te 200 me te 250°C.
Te pāmahana pokepokea ai: 50-95°C. Me whakamahi te pāmahana pokepokea ai teitei ake mō ngā matotoru pakitara i raro i te 6mm, me te pāmahana pokepokea ai iti iho mō ngā matotoru pakitara i runga ake i te 6mm. Me ōrite te pāmahana whakamatao o ngā wāhanga kirihou hei whakaiti i te rerekētanga o te whakahekenga. Mō te wā huringa pai rawa atu, me kaua e iti iho i te 8mm te whānui o te kōhao whakamatao, ā, me noho te tawhiti mai i te mata pokepokea ai ki roto i te 1.3d (ko "d" te whānui o te kōhao whakamatao).
Pēhanga werohanga: 700 ki te 1050 pae.
Tere werohanga: E taunakihia ana kia tere te werohanga. Ngā kaiārahi me ngā kēti: Me noho te diameter o te kaiārahi i waenga i te 4 me te 7.5 mm, ā, me poto te roa o te kaiārahi. Ka taea te whakamahi i ngā momo kēti rerekē, ā, kaua te roa o te kēti e neke ake i te 0.75mm. He tino pai mō te whakamahi i ngā pokepokea wera.
Ngā Āhuatanga Matū me ngā Āhuatanga Ā-tinana: Nā te kaha o te tioata o te PE-HD ka hua ake he kiato teitei, he kaha kume, he pāmahana whakararuraru teitei, he matotoru me te pumau matū. He nui ake te ātete o te PE-HD ki te uruhanga i te PE-LD. He iti ake te kaha pānga o te PE-HD. Ko ngā āhuatanga o te PH-HD e whakahaeretia ana e te kiato me te tohatoha taumaha ngota. He tino whaiti te tohatoha taumaha ngota o te PE-HD e tika ana mō te werohanga. Mō te kiato o te 0.91-0.925g/cm3, ka kiia ko te momo tuatahi o te PE-HD; mō te kiato o te 0.926-0.94g/cm3, ka kiia ko te momo tuarua o te PE-HD; mō te kiato o te 0.94-0.965g/cm3, ka kiia ko te momo tuatoru o te PE-HD. -He pai ngā āhuatanga rere o te rauemi, me te MFR i waenga i te 0.1 me te 28. Ko te teitei ake o te taumaha ngota, ko te ngoikore ake o ngā āhuatanga rere o te PH-LD, engari he pai ake te kaha pānga. He rauemi haurua-kiriata te PE-LD me te whakahekenga nui i muri i te whakakoi, i waenga i te 1.5% me te 4%. Ka ngawari te pakaru o te PE-HD ki te ahotea taiao. Ka ngawari te rewa o te PE-HD i roto i ngā whakarewa hauwaiwai i ngā pāmahana neke atu i te 60C, engari he pai ake te ātete ki te rewa i tērā o te PE-LD.

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4.PE-LD
Te whakamaroke: kāore e hiahiatia ana i te nuinga o te wā
Pāmahana rewa: 180~280℃
Pāmahana pokepokea ai: 20~40℃ Hei whakatutuki i te whakamatao ōrite me te tango wera iti ake, e taunakihia ana kia 8mm te iti rawa te whānui o te kōhao whakamatao, ā, kaua te tawhiti mai i te kōhao whakamatao ki te mata o te pokepokea ai e neke ake i te 1.5 ngā wā o te whānui o te kōhao whakamatao.
Pēhanga werohanga: tae atu ki te 1500 pae.
Te pupuri i te pēhanga: tae atu ki te 750 pae.
Tere werohanga: E taunakihia ana kia tere te tere werohanga.
Ngā kaiārahi me ngā kēti: Ka taea te whakamahi i ngā momo kaiārahi me ngā kēti. He tino pai te PE mō te whakamahi me ngā pokepokea kaiārahi wera.
Ngā āhuatanga matū me ngā āhuatanga ā-tinana: Ko te matotoru o te rauemi PE-LD mō te whakamahinga arumoni ko te 0.91 ki te 0.94 g/cm3. Ka taea e te PE-LD te uru ki te hau me te mamaoa wai. Kāore te tauwehenga teitei o te whakawhānui wera o te PE-LD e pai mō te tukatuka hua mō te whakamahinga roa. Mena kei waenga i te 0.91 me te 0.925g/cm3 te matotoru o te PE-LD, ko tōna tere whakaheke kei waenga i te 2% me te 5%; mena kei waenga i te 0.926 me te 0.94g/cm3 te matotoru, ko tōna tere whakaheke kei waenga i te 1.5% me te 4%. Ko te whakahekenga o te au tuturu e whakawhirinaki ana ki ngā tawhā tukanga whakarewa werohanga. He ātete te PE-LD ki te maha o ngā whakarewa i te pāmahana rūma, engari ka taea e ngā whakarewa hauwai kakara me te hauwai hauwai chlorine te pupuhi. He rite ki te PE-HD, ka ngawari te PE-LD ki te pakaru o te ahotea taiao.370e2528af307a13d6f344ea0c00d7e2


Wā tuku: Oketopa-22-2022