He mā ngā hua pahuka PVC, engari ka huri kōwhai i ētahi wā ina rongoatia mō te wā roa. He aha te take?

He mā ngā hua pahuka PVC, engari ka huri kōwhai i ētahi wā ina rongoatia mō te wā roa. He aha te take?

Tuatahi, me whakatau koe mēnā he raruraru kei te kaihoko pahuka kua tīpakohia. Ka whakamahia e te kaiwhakahaere pahuka PVC te kaihoko pahuka hei pirau me te whakaputa hau e puta ai ngā pore. Ina tae te pāmahana tukatuka ki te pāmahana pirau o te kaihoko pahuka, kāore e pahuka. He rerekē ngā pāmahana pirau o ngā momo kaihoko pahuka, ahakoa he rite te momo kaihoko pahuka e hangaia ana e ngā kaihanga rerekē, kāore pea te pāmahana pirau e tino ōrite. Kōwhiria te kaiwhakahaere pahuka PVC e tika ana māu. Ehara i te mea he pai ngā PVC katoa mō te pahuka, nō reira me whiriwhiri ngā rauemi he iti te taumata polymerization. He iti te pāmahana tukatuka o aua rauemi, pērā i te S700. Ki te hiahia koe ki te whakamahi i te 1000 me te 700, tera pea he rerekē. Kua pirau kē pea te kaihoko pahuka, ā, kāore anō kia rewa te PVC.

Hei tāpiritanga, kei reira anō ētahi atu tāpiringa. He teitei ake te pāmahana pirau o tētahi kaihoko pahuka noa i te pāmahana tukatuka o te PVC. Mēnā kāore he tāpiringa e tika ana, ko te mutunga iho ka pirau te PVC (ka huri hei kōwhai, hei mangu rānei) ā, kāore anō kia pirau te ACR (ngā pahuka). Nō reira, me tāpiri he mea whakaū kia mau tonu te PVC (kāore e pirau i te pāmahana whakamātautau o te AC). I tētahi atu taha, ka tāpirihia ngā tāpiringa e whakatairanga ana i te pahuka AC hei whakaiti i te pāmahana pirau o te AC me te ōrite ki tēnā. Kei reira anō hoki ngā tāpiringa hei whakaiti me te whakakīkī i ngā pūwero pahuka, arā, hei karo i ngā pūwero pahuka nui tonu me te whakaiti i te kaha o te hua. Nā te mea he iti te pāmahana, ā, kāore e huri hei kōwhai, ka taea e au te whakaū ko tō pāmahana teitei o mua i meinga ai te pirau me te huri hei kōwhai o te PVC. He tauhohenga whakatairanga-ake te pirau o te PVC, ko te tikanga ka whakatairangahia e ngā matū pirau te pirau anō. Nō reira, e kitea pinepine ana he pai mēnā kāore i te teitei te pāmahana, engari mēnā he paku teitei te pāmahana, ka pirau i roto i te nui.

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Wā tuku: Maehe-13-2024