He maha ngā painga o te muka karāhe, pērā i te kaha me te mama, te ātete ki te waikura, te ātete ki te pāmahana teitei, te pai o te mahi ārai hiko, me ētahi atu. Ko tētahi o ngā rauemi mata e whakamahia whānuitia ana mō ngā rauemi hiato. I taua wā anō, ko Haina hoki te kaihanga muka karāhe nui rawa atu o te ao.
1. He aha te mukakarāhe?
Ko te muka karāhe he rauemi kore-whakarewa kore-waro me te mahi tino pai, he kohuke taiao me te silica hei rauemi mata matua. Tāpirihia he rauemi mata kohuke waikura whakarewa motuhake, whakaranua kia ōrite, rewa i ngā pāmahana teitei, ka rere te wai karāhe rewa i roto i te rerenga o te awaawa, ka kumea te tūranga o te kaha kukume tere-teitei, ka whakamatao tere, ka whakamatao kia puta he muka tonu tino pai.
Ko te diameter o te muka karāhe monofilament mai i te torutoru microns ki te neke atu i te rua tekau microns, he rite ki te makawe o te 1/20-1/5, ko ia paihere muka he rau, he mano rānei o ngā monofilament.
Ngā āhuatanga taketake o te muka karāhe: He maeneene te āhua o te mata porotaka, he porowhita katoa te wāhanga whakawhiti, he porowhita te wāhanga whakawhiti hei tu atu i te kaha kawenga; he iti te ātete e puta ana i te hau me te wai, engari he maeneene te mata, he iti te kaha pupuri o te muka, kāore e pai mō te whakakotahitanga me te kapia; ko te matotoru i te nuinga o te wā he 2.50-2.70 g/cm3, e whakawhirinaki ana ki te hanganga karāhe; he kaha kume i ētahi atu muka taiao, he teitei ngā muka hangai; he pakarukaru ngā rauemi, he iti rawa te roa i te whati. He pai te ātete wai me te waikawa, he ngoikore te ātete kawakore.
2.Te whakarōpūtanga o te muka karāhe
Mai i te whakarōpūtanga roa, ka taea te wehewehe ki te muka karāhe tonu, te muka karāhe poto (muka karāhe roa pumau) me te muka karāhe roa (LFT).
Mai i te ihirangi whakarewa kawakore ka taea te wehewehe ki te kawakore-kore, te iti, te reo me te teitei, te nuinga o te wā ka whakarerekētia ki te muka karāhe kawakore-kore, arā, E, te muka karāhe E, ko te whakarerekētanga ā-whare te tikanga e whakamahia ana te muka karāhe E.
3.He aha te whakamahinga o te muka karāhe
He kaha te kaha o te muka karāhe, he ngāwari te whakamahi, he kore e mura, he ātete matū, he iti te mimiti wai, he pai te mahi tukatuka me ētahi atu āhuatanga pai, ko te tikanga he rauemi whakakotahi i roto i te rauemi whakapakari, ngā rauemi whakamahana hiko me ngā rauemi whakamahana, te papa hiko, me ētahi atu, ā, he whānuitia te whakamahinga i roto i ngā momo mara.
E whā ngā wāhanga o te muka karāhe o tāwāhi e ai ki te whakamahinga o te hua: ngā rauemi whakapakari mō ngā kirihou whakamahana, ngā rauemi whakapakari muka karāhe mō ngā kirihou whakamahana, ngā rauemi whakapakari sima gypsum, me ngā rauemi kakahu muka karāhe, ā, 70-75% o ēnei rauemi whakapakari, ā, 25-30% o ēnei rauemi kakahu muka karāhe. Mai i te tono o muri mai, tata ki te 38% o ngā hanganga (tae atu ki te paipa, te tango tote, te whakamahana whare me te ārai wai, te tiaki wai, me ētahi atu), tata ki te 27-28% o ngā waka (waka tere, motuka, tereina tere, me ētahi atu) ā, tata ki te 17% o ngā hikohiko.
Hei whakarāpopototanga, ko ngā wāhanga tono o te muka karāhe ko te kawe waka, ngā rauemi hanga, te ahumahi hiko, te ahumahi mīhini, te ahumahi hinu matū, te whakangahau me te ahurea, me te hangarau ārai whenua.
Kamupene Hangarau Rauemi Hou o Shanghai Orisen, Ltd
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Wā tuku: 27-Pepuere-2023