Mica daim kab xev, tseem hu ua refractory mica daim kab xev, yog ua los ntawm mica daim kab xev thiab yog ib tug refractory rwb thaiv tsev cov ntaub ntawv. Raws li kev siv, nws tuaj yeem muab faib ua mica daim kab xev rau motors thiab mica daim kab xev rau cables. Raws li cov qauv, nws tuaj yeem muab faib ua ob sab mica daim kab xev, ib sab mica daim kab xev, peb-hauv-ib daim kab xev, ob daim kab xev mica daim kab xev, ib zaj duab xis daim kab xev, thiab lwm yam. Raws li cov mica qeb, nws muaj peev xwm muab faib ua hluavtaws mica daim kab xev, phlogopite mica daim kab xev, muscovite mica daim kab xev.
Lus Taw Qhia
Kev ua haujlwm kub li qub: hluavtaws mica daim kab xev yog qhov zoo tshaj plaws, muscovite mica daim kab xev yog thib ob, phlogopite mica daim kab xev yog qis dua.
Kev kub-kub rwb thaiv tsev ua haujlwm: hluavtaws mica daim kab xev yog qhov zoo tshaj plaws, phlogopite mica daim kab xev yog thib ob, muscovite mica daim kab xev yog qis dua.
High-temperature resistant kev ua tau zoo: hluavtaws mica daim kab xev tsis siv lead ua dej, melting point 1375 ℃, loj kev nyab xeeb margin, zoo tshaj plaws high-temperature kev ua tau zoo. Phlogopite mica daim kab xev tso tawm cov dej siv lead ua siab tshaj 800 ℃, siab-kub kuj yog qhov thib ob. Muscovite mica daim kab xev tso tawm cov dej siv lead ua ntawm 600 ℃, uas tsis zoo rau qhov kub thiab txias. Nws qhov kev ua tau zoo kuj yog los ntawm kev sib xyaw ua ke ntawm mica daim kab xev tshuab.
Hluav taws kub-resistant Cable
Mica daim kab xev rau hluav taws-tiv thaiv kev nyab xeeb cables yog ib qho kev ua tau zoo mica insulating khoom nrog zoo heev kub tsis kam thiab combustion kuj. Mica daim kab xev muaj qhov ua tau zoo nyob rau hauv cov xwm txheej ib txwm muaj thiab tsim nyog rau lub ntsiab hluav taws kub-tiv thaiv txheej txheej ntawm ntau yam hluav taws kub-resistant cables. Tsis muaj volatilization ntawm cov pa taws teeb meem thaum raug hluav taws xob qhib, yog li cov khoom no rau cables tsis yog tsuas yog siv tau tab sis kuj muaj kev nyab xeeb.
Synthesis Mica Daim kab xev
Synthetic mica yog ib qho khoom siv mica nrog qhov loj me thiab ua tiav cov ntaub ntawv siv lead ua ua ke nyob rau hauv ib txwm muaj siab los ntawm kev hloov cov pawg hydroxyl nrog fluoride ions. Cov ntaub nplaum hluavtaws yog ua los ntawm cov ntawv mica ua cov khoom tseem ceeb, thiab tom qab ntawd cov ntaub iav yog muab tso rau ntawm ib lossis ob sab nrog cov nplaum thiab yog tsim los ntawm lub tshuab mica daim kab xev. Cov ntaub iav pasted rau ntawm ib sab ntawm daim ntawv mica yog hu ua "ib-sab daim kab xev", thiab ib qho uas muab tso rau ntawm ob sab yog hu ua "ob-sided daim kab xev". tom qab ntawd qhov cub-qhuav, qhov txhab, thiab txiav rau hauv daim kab xev sib txawv.
Synthetic mica daim kab xev
Synthetic mica daim kab xev muaj cov yam ntxwv ntawm me me expansion coefficient, siab dielectric zog, siab resistivity, thiab uniform dielectric tas li ntawm natural mica daim kab xev. Nws cov yam ntxwv tseem ceeb yog qib siab kub ua haujlwm, uas tuaj yeem ncav cuag A-theem hluav taws kub tsis kam (950一1000 ℃.
Qhov kub tsis kam ntawm hluavtaws mica daim kab xev yog ntau tshaj 1000 ℃, lub thickness ntau yog 0.08 ~ 0.15 hli, thiab qhov siab tshaj plaws mov dav yog 920 hli.
A. Peb-hauv-ib daim kab xev hluavtaws mica: Nws yog ua los ntawm fiberglass daim ntaub thiab polyester zaj duab xis ntawm ob sab, nrog cov ntaub ntawv hluavtaws mica nyob nruab nrab. Nws yog cov khoom siv rwb thaiv tsev, uas siv amine borane-epoxy resin ua cov nplaum, los ntawm kev sib txuas, ci, thiab txiav los tsim.
B.Double-sided hluavtaws mica daim kab xev: Siv cov ntaub ntawv hluavtaws mica los ua cov khoom siv hauv paus, siv cov ntaub fiberglass ua ob-sided reinforcing khoom, thiab sib txuas nrog silicone resin nplaum. Nws yog cov khoom siv zoo tshaj plaws rau kev tsim hluav taws kub-resistant hlau thiab cable. Nws muaj qhov hluav taws kub zoo tshaj plaws thiab pom zoo rau cov haujlwm tseem ceeb.
C.Single-sided hluavtaws mica daim kab xev: Siv cov ntaub ntawv hluavtaws mica ua cov khoom siv hauv paus thiab fiberglass daim ntaub ua cov khoom siv ib sab. Nws yog cov khoom siv zoo tshaj plaws rau kev tsim hluav taws xob tiv thaiv kab hluav taws xob thiab cables. Nws muaj kev tiv thaiv hluav taws zoo thiab pom zoo rau cov haujlwm tseem ceeb.
Phlogopite Mica Daim kab xev
Phlogopite mica daim kab xev muaj qhov hluav taws kub zoo, kua qaub thiab alkali tsis kam, tiv thaiv corona, tiv thaiv hluav taws xob, thiab muaj qhov ua tau zoo thiab lub zog tensile, haum rau kev kub ceev winding. Kev ntsuas hluav taws kub ua haujlwm qhia tau hais tias cov hlau thiab cable qhwv nrog phlogopite mica daim kab xev tuaj yeem lav tsis muaj kev puas tsuaj rau 90min nyob rau hauv qhov kub ntawm 840 ℃ thiab voltage 1000V.
Phlogopite fiberglass refractory daim kab xev yog dav siv nyob rau hauv high-sawv vaj tse, subways, loj-scale fais fab chaw nres tsheb, thiab tseem ceeb kev lag luam thiab mining tuam txhab uas muag qhov hluav taws kub kev nyab xeeb thiab cawm lub neej muaj feem xyuam nrog, xws li cov khoom siv hluav taws xob thiab cov kab tswj kev kub ntxhov xws li Cov khoom siv tua hluav taws thiab cov teeb qhia thaum muaj xwm ceev. Vim nws tus nqi qis, nws yog cov khoom siv rau cov hluav taws kub-resistant cables.
A. Ob sab phlogopite mica daim kab xev: Siv phlogopite mica daim ntawv raws li cov khoom siv hauv paus thiab fiberglass daim ntaub ua ob-sided reinforcing khoom, nws yog tsuas yog siv los ua hluav taws kub-resistant insulating txheej ntawm cov tub ntxhais hlau thiab cov tawv nqaij ntawm hluav taws- resistant kab. Nws muaj qhov hluav taws kub zoo thiab pom zoo rau cov haujlwm dav dav.
B.Single-sided phlogopite mica daim kab xev: Siv phlogopite mica daim ntawv ua cov khoom siv hauv paus thiab fiberglass daim ntaub raws li cov khoom siv ib sab, nws yog siv los ua cov hluav taws kub-resistant insulating txheej rau hluav taws kub-resistant cables. Nws muaj qhov hluav taws kub zoo thiab pom zoo rau cov haujlwm dav dav.
C.Three-hauv-ib phlogopite mica daim kab xev: Siv phlogopite mica daim ntawv ua cov khoom siv hauv paus, fiberglass daim ntaub thiab carbon-dawb zaj duab xis raws li ib leeg-sided reinforcing cov ntaub ntawv, feem ntau yog siv rau hluav taws-resistant cables raws li hluav taws kub rwb thaiv tsev txheej. Nws muaj qhov hluav taws kub zoo thiab pom zoo rau cov haujlwm dav dav.
D.Double-film phlogopite mica daim kab xev: Siv phlogopite mica daim ntawv ua cov khoom siv hauv paus thiab yas zaj duab xis raws li cov khoom siv ob sab, nws yog siv rau cov hluav taws xob rwb thaiv tsev txheej. Nrog cov hluav taws tsis zoo, cov hluav taws kub-resistant cables raug txwv nruj heev.
E.Single-film phlogopite mica daim kab xev: Siv phlogopite mica daim ntawv ua cov khoom siv hauv paus thiab yas zaj duab xis raws li cov khoom siv ib sab, nws yog tsuas yog siv rau hluav taws xob rwb thaiv tsev txheej. Nrog hluav taws kub tsis zoo, hluav taws kub-resistant cables raug txwv nruj heev.
Post lub sij hawm: Sep-06-2022