Paura putty pakitara o roto, o waho hoki, piripiri taera, kaihoko tohu taera, kaihoko atanga paura maroke, moata whakamahana wera o waho mō ngā pakitara o waho, moata whakataurite-ake, moata whakatika, moata whakapaipai, moata ārai-wai moata whakamahana wera o waho maroke-whakaranu.
I roto i te moata, ko te mahi he whakapai ake i te pakarukaru, te tere o te whakapūmau me ētahi atu ngoikoretanga o te moata sima tuku iho, ā, he pai ake te ngāwari me te kaha o te here kume i roto i te moata sima, kia ātete ai, kia whakaroa ai hoki i te hanga o ngā pakaru moata sima. Nā te mea he hanganga whatunga uru te polymer me te moata, ka hangaia he kiriata polymer tonu ki roto i ngā pūwero, e whakapakari ana i te hononga i waenga i ngā mea whakahiato, e ārai ana hoki i ētahi pūwero i roto i te moata, nō reira he pai ake te moata kua whakarerekētia i muri i te whakapakeketanga i te moata sima. He nui te whakapainga.
Ko te mahi a te paura rapa ka taea te whakamarara anō i roto i te putty e whai ake nei:
1. Whakapai ake i te piri me ngā āhuatanga hangarau o te putty. Ko te paura rapa ka taea te whakamarara anō he piripiri paura i hangaia mai i tētahi emulsion motuhake (he polymer ngota teitei) i muri i te whakamaroke rehu. Ka taea e tēnei paura te tere marara anō hei emulsion i muri i te pa ki te wai, ā, he rite tonu ngā āhuatanga ki te emulsion tuatahi, arā, ka taea te hanga i tētahi kiriata i muri i te mimiti o te wai. He tino ngāwari tēnei kiriata, he tino ātete ki te huarere, ā, he ātete ki ngā momo piri ki ngā papa. Hei tāpiri, ka taea e te paura rapa hydrophobic te hanga i te moata kia tino ātete-wai.
2. Whakapai ake i te piripono o te putty, te ātete pai, te ātete alkali, te ātete kakahu, me te whakarei ake i te kaha piko.
3. Whakapai ake i te ātete wai me te uruhanga o te putty.
4. Whakapai ake i te pupuri wai o te putty, whakanui ake i te wā tuwhera, me te whakapai ake i te mahi.
5. Whakapai ake i te ātete pānga o te putty me te whakarei ake i te pakari o te putty.
2. Ko te mahi a te paura rapa ka taea te whakamarara anō i roto i te piripiri taera ko ngā āhuatanga e whai ake nei:
1. I te pikinga o te nui o te sima, ka piki ake te kaha taketake o te piri taera. I taua wā anō, ka piki ake te kaha o te piri kume i muri i te rumakina ki te wai, me te kaha o te piri kume i muri i te whakamahana. Me neke atu i te 35% te nui o te sima.
2. I te pikinga ake o te paura rapa ka taea te whakamarara anō, ka piki ake te kaha o te here kume i muri i te rumakina ki te wai me te kaha o te here kume i muri i te koroheketanga wera o te piripiri taera, engari ka tino kitea te pikinga o te kaha o te here kume i muri i te koroheketanga wera.
3. Mā te pikinga ake o te nui o te cellulose ether, ka piki ake te kaha o te piri tāera i muri i te koroheketanga wera, ā, ka piki ake te kaha o te piri tāera i muri i te rumakina ki te wai i te tuatahi, kātahi ka heke iho. Ka tino pai te pānga ina tata ki te 0.3% te nui o te cellulose ether.
Me aro nui tātou ki te nui o te whakamahinga ina whakamahia ana te paura rapa ka taea te whakamarara anō, kia tino whai hua ai.
Wā tuku: Pipiri-05-2023