PakihiAhumahi

He aha e nga kai o te raima?

Sima - tetahi o nga rauemi whare taketake whakamahia i roto i tenei rohe mai i nga wa onamata. Ko te hanganga sima ngā he maha o ngā matū pararopi i roto i whakapā ki te wai te hanga i te otinga pera-ka karanga. Ki te whānui o ngā huru maitatai tinana motuhake, ka maroke whakapakeketia te otinga.

hua sima te i roto i te maha ngā huarahi, engari te nuinga o ratou e rua whakamahinga matua: maroke, me te mākū. Ko tōna production - tukanga tino utu me te pūngao-kaha. Kei te utaina te pera-ka karanga Koinei i roto i tona puka taketake ki te oumu motuhake, a ka sintering te clinker. I roto i te tukanga ahumahi e tonu koané te oumu, kia ai te clinker ko reira kaupae whakauru. Tenei taea hoki te ranunga atu ōrite, me te whakanoho rewa.

Ko te hanganga sima ngā waikura rino. He he pānga rawa nui i runga i te kounga whānui o te hua ranunga sima. Rata kounga teitei - ki te ihirangi rino waikura o e pā ana ki 10%. I tenei ōwehenga waikura i te pānga tino pai i runga i te kohuke hanganga. Heoi, mehua katoa e tika ana, pera ki te whakapiki ake i te nui o te waikura rino i roto i te sima e heke me tona kounga whānui.
whakaaro te auau tīkina mōrahi te 25% o te waikura rino. Ka rite ki matau koutou, Kei te whakamahia hoki sima mo te hanga i te hanganga o ngā whare me ngā hanganga wera-ātete ranei. I roto i tenei take, he Kāore te aroaro o waikura rino. I tua atu, i te nui o te rino kua he pānga tika i runga i te tae sima: te mama ko reira, te iti te ōrau o tāpiritanga. sima hina, i roto i te rerekē, kua te ihirangi rawa o waikura rino i roto i tona hanganga.

Ki te wetewete i atu te hanganga matū o te sima, he reira taea ki te kitea i te reira me te alumina. Ko te nui rahi o te alumina roto i te hanganga sima, homai ana e ia ngā āhuatanga o te resistance wera. Qualitatively, te ihirangi sima o te taonga, ko te pā ana ki te 60%.

I tua atu ki enei waikura, he hanganga sima ngā waikura konupūmā, silicon, konupora. Kei te mātātoa te whawhai kaihanga sima kia kore ratou hua e roto i te waikura chromium, i te mea he whakarewa hohe, me te tae mai ki tauhohe matū koretake te.

Tei runga i te hanganga o te sima, kua wehea ai ki ngā momo he rerekē ngā āhuatanga ōkiko: gipsoshlakovy, tautuhinga nohopuku, pungarehu, alumina, gipsoglinozemisty me te parewai.

Ko te hanganga sima ki te whakapai ake ona huru maitatai tāpiri ngā tāpiritanga kohuke hohe. Ko ratou takenga tāwhaiwhai tūturu ranei. Tāpiritanga i roto i te raima homai reira āhuatanga rerekē: whakapiki i te reira i te pou tarāwaho, me te hua rerekē haere, te whakapai ake scalability, whakaiti i te na'ina'iraa, plasticity me te whakaputa ke i te kiato. I tua atu, ko te tua o enei matū whai wāhi mauroa me te kaha o slurries sima.

kahore e tāpiritanga i roto i sima whakamahia anake i roto i te tikanga ki te whakapai ake i etahi o ona āhuatanga ōkiko motuhake, engari ano hoki ki te huri i, mo te tauira, tae. Hoki enei take, ka taea e koe te whakamahi i te peita auau.

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