Ko te moata paura maroke he moata kua oti te hanga mai i ngā rauemi mata i roto i te wheketere mā te puranga tika me te whakaranu ōrite. Ka taea anake te whakamahi mā te tāpiri wai me te whakaoho i te papa hanga. Nā te maha o ngā momo moata paura maroke, he whānui te whakamahinga. Ko tētahi o ōna āhuatanga nui ko tōna paparanga angiangi e mahi ana hei here, hei whakapaipai, hei tiaki me te whakangāwari. Hei tauira, ko te moata me te mahi here matua ko te moata kohatu, te moata mō ngā taera pakitara me te papa, te moata tohu, te moata punga, me ētahi atu; ko te moata me te pānga matua o te whakapaipai ko ngā moata parai maha, te putty mō ngā pakitara o roto me waho, me te moata whakapaipai tae. me ētahi atu; ko te moata ātete wai, ngā moata ātete waikura maha, te moata whakataurite-ake whenua, te moata ātete kakahu, te moata whakamahana wera, te moata mimiti-oro, te moata whakatika, te moata ātete harore, te moata tiaki, me ētahi atu ka whakamahia hei tiaki. Nō reira, he uaua te hanganga, ā, ko te nuinga o te wā he mea hanga mai i te rauemi raima, te whakakī, te ranunga kohuke, te tae, te ranunga me ētahi atu rauemi.
1. Pūrerehere
Ko ngā rauemi sima e whakamahia whānuitia ana mō te moata ranunga maroke ko: te sima Portland, te sima Portland noa, te sima alumina teitei, te sima konupūmā silicate, te gypsum tūturu, te raima, te paoa silica me ngā ranunga o ēnei rauemi. Ko te sima Portland (Momo I te nuinga o te wā) te sima ma Portland rānei ngā mea matua e herea ana. Ko ētahi sima motuhake e hiahiatia ana i roto i te moata papa. Ko te nui o te here e 20%~40% o te kounga o te hua ranunga maroke.
2. Whakakī
Ko ngā whakakī matua o te moata paura maroke ko: te onepu kōwhai, te onepu kuata, te kōhatu kōhatu, te dolomite, te perlite whānui, me ētahi atu. Ka kuruhia ēnei whakakī, ka whakamarokehia, kātahi ka tātarihia kia toru ngā momo: te matotoru, te waenga, me te matotoru. Ko te rahi o te matūriki ko: te whakakī matotoru 4mm-2mm, te whakakī waenga 2mm-0.1mm, me te whakakī matotoru i raro i te 0.1mm. Mō ngā hua he iti rawa te rahi o te matūriki, me whakamahi te paura kōhatu matotoru me te kōhatu kōhatu kua whakarōpūtia hei whakakotahitanga. Ka taea te whakamahi i te moata paura maroke noa, ehara i te mea ko te kōhatu kōhatu kōhatu anake, engari ko te onepu maroke me te onepu kua tātarihia hei whakakotahitanga. Mena he pai te kounga o te onepu hei whakamahi i roto i te raima hanganga kounga teitei, me tutuki i ngā whakaritenga mō te hanga ranunga maroke. Ko te mea nui ki te hanga moata paura maroke me te kounga pono kei roto i te mōhio ki te rahi o te matūriki o ngā rauemi mata me te tika o te ōwehenga whāngai, e tutuki ana i roto i te raina hanga aunoa o te moata paura maroke.
3. Ngā ranunga kohuke
Ko ngā ranunga kohuke o te moata paura maroke ko ngā hua taha ahumahi, ngā para ahumahi me ētahi konganuku taiao, pērā i te para, te pungarehu rere, te pungarehu puia, te paura silica pai, me ētahi atu. Ko te hanganga matū o ēnei ranunga ko te konupūmā waikura kei roto te silicon. He kaha te mahi a te konumohe hauwaioraiti me te pakeke waipēhi.
4. Ranunga
Ko te ranunga te hononga matua o te moata paura maroke, ko te momo me te nui o te ranunga me te urutau i waenga i ngā ranunga e pā ana ki te kounga me te mahi a te moata paura maroke. Hei whakanui ake i te mahi me te piri o te moata paura maroke, hei whakapai ake i te ātete pakaru o te moata, hei whakaiti i te uruhanga, hei ārai i te totohu me te wehewehe o te moata, kia pai ake ai te mahi hanga o te moata paura maroke, kia whakaitihia ai hoki te utu whakaputa. Pērā i te paura rapa polymer, te muka rakau, te hydroxymethyl cellulose ether, te hydroxypropyl methyl cellulose, te muka polypropylene whakarerekētia, te muka PVA me ngā momo kaihoko whakaiti wai.
Wā tuku: Paenga-whāwhā-26-2024