Ina whakamahia e tātou te paura whakapūtā, ka puta he raruraru, nō reira kāore tātou e mōhio ki te take. Ki taku whakaaro me whitu ngā momo raruraru e puta pinepine ana i roto i te paura whakapūtā!
Tuatahi: Kia tere te mahi. Ko te take matua o tēnei ko te tāpiri o te konupūmā pungarehu me te tere pupuri wai o te muka, ā, e pā ana hoki ki te maroke o te pakitara.
Tuarua: tihorea, ka hurihia. E pā ana tēnei ki te tere pupuri wai, he mea ngāwari ki te puta ina iti te matotoru o te cellulose, ina iti rānei te nui o te tāpiri.
Tuatoru: te tango paura. E pā ana tēnei ki te nui o te konupūmā pungarehu i tāpirihia, ā, e pā ana hoki ki te nui me te kounga o te cellulose i tāpirihia. Ka kitea tēnei i roto i te tere pupuri wai o te hua. He iti te tere pupuri wai, ā, kāore i te rawaka te wā whakamakuku o te konupūmā pungarehu.
Tuawhā: Te pupuhi. E pā ana tēnei ki te haumākū maroke me te papatahi o te pakitara, ā, e pā ana hoki ki te hanganga.
Rima: Ka puta he titi. E pā ana tēnei ki te cellulose, he ngoikore ōna āhuatanga hanga kiriata. I taua wā anō, ka tauhohe ngā poke o te cellulose ki te konupūmā pungarehu. Ki te kaha te tauhohenga, ka puta te paura putty i te āhua o te toenga pata pīni. Kāore e taea te whakatakoto ki te pakitara, ā, kāore he kaha piri i te wā kotahi. Hei tāpiri, ka puta anō hoki tēnei āhuatanga me ngā hua pēnei i ngā rōpū carboxyl kua tāpirihia ki te cellulose.
Ono: Ka puta mai ngā ana puia me ngā kōhao iti. He mārama tēnei e pā ana ki te kukū o te mata wai o te wairewa hydroxypropyl methylcellulose, engari kāore i te mārama te kukū o te mata wai o te wairewa hydroxyethyl. He pai ake te whakahaere i te maimoatanga māmā.
Whitu: I muri i te maroke o te pūtu, ka ngawari te pakaru me te huri kowhai. E pā ana tēnei ki te nui o te konupūmā hina kua tāpirihia. Mena ka nui rawa te nui o te konupūmā hina kua tāpirihia, ka piki ake te pakeke o te paura pūtu i muri i te maroke. Ko te pakeke anake me te kore ngāwari ka ngawari te pakaru, inā koa ka pāngia e te kaha o waho. E pā ana hoki ki te nui o te konupūmā waikura i roto i te konupūmā hina.
1. He aha i angiangi ai te paura putty i muri i te tāpiri wai?
Ka whakamahia te cellulose ether hei whakamātotoru me te pupuri wai i roto i te putty. Nā te thixotropy o te cellulose tonu, ko te tāpiri o te cellulose ki te paura putty ka hua ake te thixotropy i muri i te tāpiri wai ki te putty. Ka puta tēnei thixotropy i te whakangaromanga o te hanganga koretake o ngā wāhanga i roto i te paura putty. Ka puta ake tēnei hanganga i te wā okioki ka pakaru i raro i te taumahatanga. Arā, ka heke te matotoru i raro i te whakaoho, ā, ka hoki mai te matotoru ina tū tonu.
2. He aha te take he taumaha rawa te putty i te wā e waruhia ana?
I tēnei wā, he nui rawa te matotoru o te cellulose e whakamahia whānuitia ana. E 200,000 te cellulose e whakamahia ana e ētahi kaihanga hei hanga putty. He nui te matotoru o te putty e hangaia ana i tēnei ara, nō reira he taumaha te ahua ina waruhia. Ko te nui o te putty e taunakitia ana mō ngā pakitara o roto he 3-5 kg, ā, ko te matotoru he 80,000-100,000.
3. He aha i rerekē ai te āhua o te putty me te moata i hangaia ki te cellulose me te matotoru ōrite i te takurua me te raumati?
Nā te werawera o te hua, ka heke haere te matotoru o te hua i te pikinga o te pāmahana. Ina nui ake te pāmahana i te pāmahana tiēre o te hua, ka puta te hua mai i te wai, ā, ka ngaro tōna matotoru. Ko te pāmahana rūma i te raumati he nui ake i te 30 nekehanga, he rerekē rawa tēnei i te pāmahana i te takurua, nō reira he iti iho te matotoru. He mea pai kia whiriwhiria he hua he matotoru ake i te wā e pania ana te hua i te raumati, kia whakanuia rānei te nui o te cellulose, ā, whiriwhiria he hua he pāmahana tiēre teitei ake.
Wā tuku: Paenga-whāwhā-26-2024