amakuru

Isaro ireremba ni ubwoko bw'isazi ivu umupira ushobora kureremba hejuru y'amazi.Nicyatsi cyera cyera, cyoroshye kandi cyuzuye murukuta, cyoroshye cyane muburemere, gifite uburemere bwa 720kg / m3 (kiremereye) na 418.8kg / m3 (urumuri), ubunini buke bwa 0.1mm, bufunze kandi bworoshye mubuso, buto muri ubushyuhe bwumuriro, hamwe no kurwanya umuriro ≥ 1610 ℃.Nubushuhe buhebuje bugumana ubukana, bukoreshwa cyane mugukora ibicanwa byoroheje no gucukura amavuta.Ibigize imiti yisaro ireremba cyane cyane dioxyde ya silicon na oxyde ya aluminium.Ifite ibintu byinshi biranga, nkibice byiza, ubusa, uburemere bworoshye, imbaraga nyinshi, kwihanganira kwambara, kurwanya ubushyuhe bwinshi, kubika ubushyuhe, kubika no gutwika umuriro.Nibimwe mubikoresho fatizo bikoreshwa cyane munganda zirwanya umuriro.

Intangiriro

Imikorere myiza no gukoresha amasaro areremba

Kurwanya umuriro mwinshi.Ibikoresho nyamukuru bigize imiti ireremba ni silikoni na okiside ya aluminium, muri yo dioxyde ya silicon igera kuri 48-66% naho oxyde ya aluminium igera kuri 26-36%.Kuberako gushonga kwa dioxyde ya silicon ari 1720 ℃ naho iyitwa aluminium oxyde ni 2060 ℃, byombi nibisubirwamo byinshi.Kubwibyo, isaro ireremba ifite imbaraga nyinshi zo kurwanya umuriro, muri rusange igera kuri 1620-1800 ℃, bigatuma ikora neza cyane.Uburemere bworoshye, kubika ubushyuhe.Urukuta rw'isaro rireremba ni ruto kandi rwuzuye, kandi urwobo ni icyuho.Hano hari gaze nkeya cyane (N2, H2, CO2, nibindi), kandi gutwara ubushyuhe biratinda cyane.Kubwibyo, amasaro areremba ntabwo yoroheje muburemere gusa (250-450 kg / m3).Ingano karemano yamasaro areremba ni microne 1-250.Amasaro ya drift arashobora gukoreshwa muburyo butaziguye.Ubwiza bushobora guhaza ibikenewe mubicuruzwa bitandukanye.Ibindi bikoresho byoroheje bitanga ubushyuhe bwumuriro mubusanzwe bifite ubunini bunini (nka perlite).Nibisya, ubushobozi buziyongera cyane, kandi ubushyuhe bwumuriro buzagabanuka cyane.Ni muri urwo rwego, Gutwara amasaro bifite ibyiza.Amashanyarazi meza cyane.Isaro ireremba nyuma yisaro ya magneti yatoranijwe ni ibikoresho byiziritse bifite imikorere myiza kandi ntibitwara amashanyarazi.Mubisanzwe, kurwanya insulator bigabanuka hamwe no kwiyongera kwubushyuhe, mugihe iy'amasaro areremba yiyongera hamwe nubushyuhe bwiyongera.Iyi nyungu ntabwo ifitwe nibindi bikoresho bikingira.Kubwibyo, irashobora gukoreshwa mugukora ibicuruzwa bikingira ubushyuhe bwinshi.


Igihe cyo kohereza: Mutarama-05-2023