Rewa o te koura, ahakoa me i te mea e hiahia ana take

Te nuinga pea, ko katoa i roto i te ora pehea ka pakaru koutou whakapaipai koura tino i, haea mekameka kikokore, ngaro tetahi wahi o te rua - huahae, hei tauira. Ranei ka kotiti whakapaipai tika, i roto i o ahua ... Kotahi ara manakohia i roto o tenei āhuatanga ko, hei tauira, te rewa o te mowhiti o te koura i roto i te wahi hou o te whakapaipai.

I mua i whakatau i runga i te meltdown

I tahaki, te rewa o te koura - he hui mate-hanga. Na te disadvantageous atu ko reira, te iti te taimaha o ngā hua remelted. Ko te meka ko e ka reira ko te recasting o koura, i reira te mea he tukanga o te ugoraniya hangarau. Tei rōrahi ugoraniya whakaatu i runga i ngā tauira hua (te raro te uiuia ai, te teitei) a taea tae 10%. Na reira, ki te ki te whakatau whakamutunga rewa te hua, he reira pai ki te kohikohi atu koura e mau, nui taea, a ka hoatu e matou a reira ki te toa whakapaipai.

Rewa o te whakapaipai koura: tikanga takitahi

E rua ara ki tango, koura, me ratou e rua e kore e roto i tetahi onäianei hangarau tino matatini:

1. I te tīmatanga, hua, me te ururua horoia i te puehu me te paru.
2. Na i te tikanga takitahi o te rewa mau e whakanohoia ki te kapu motuhake koko ranei mo te rewa. Hoki whakawera o te whakarewa i te nuinga o whakamahia te pūwera hau.
3. Ka taea e te whakarewa whakarewa kia mua alloys-i roto i te Ingot mō te mahi anō ki a ia, a ka taea e koe riringi tonu ki te puka rite.

Rewa o te koura: he tikanga centralized

huaina tētahi atu tikanga ko te tango, te koura centralized. I roto i tenei take e kore ko tetahi ranei e rua ngā tuhinga o whakapaipai, me te nui etahi o te mau koura hua rerekē ki uiuia rerekē te rewanga.

Here ka whai oti koranu he tauira e he rerekē i te rauemi tīmatanga. whakaritea Tauira e te tikanga o te tātari matū motuhake i muri i te meangiti whakarewa. e kore hua rewa taua koura e te pounamu wera-wai - he ngohengohe ki oumu hiko motuhake ki electrodes. Ano, i roto i te rewa o te whakarewa parakore whakamahia te i te putanga o te graphite paura. He nui-rewa oumu mo te koura, engari he mea tika ki te tono ia ratou kua i roto i te tauine ahumahi.

Ko te wa tukatuka me te utu

He maha ngā āhuatanga e pā e rua te roanga, me te utu o te tukanga o te rewa mau koura, me te hanga o te rei oti. Ko tēnei te matatini o te hua, e nga whakahau kiritaki, a ka he tauira o te mau koura ki te kia rewa. O te akoranga, e kore iti rawa ko te pūkenga o te kaituhi kohatu, ko wai e mahi ki te hua.

Ka taea e te wa production toharite ngā i te torutoru haora - ki te ngohe i te kuware pae koura - a ki runga ki te maha nga marama, ki te he te reira i te whakakai o te mumu matatini, me te ki inlays o kohatu utu nui.

Tauira o te koura: he aha tupu, aha mahi te

Na hopea, no te hunga kahore e nei mohio, e hiahia ana ahau ki te mea i te kupu torutoru, he aha te tauira. I roto i iho, te koura - he tino ngohengohe me te iu te aroaro o te mana o ngā āhuatanga ā-tinana te whakarewa. Na reira, hoki kahore he tika kākahu rā, a kia hoatu a reira i te pa kaha, me te he atarangi motuhake o te koura tauwhiro kongatia te ki atu konganuku pērā i te hiriwa, parahi, me te pera i runga i.

Na, ko te tauira ano - ko te nui o te koura parakore i roto i te hua he mea whakarite ki te nui o poke o te tahi atu konganuku. Ka taea e tatou te kite i te tauira e ono: 375, 500, 583, 585, 750, 958. A feruri i, mo te tauira, te tauira 375-th. Tenei tau tohu e te mano karamu o koranu koura parakore i 375 anake karamu, me te 625 puta i roto i te toe poke. Well a, i runga i, 958-carat - kotahi manokaramu o koranu koura parakore, ka hinga - 958 karamu, me he poke - 42 anake karamu. Mai whakaaro te nui o poke te me te toe tauira.