Nyob rau hauv ib qho kev nkag siab dav, peb nkag siab ntawm cov iav fiber yeej ib txwm tau hais tias nws muaj ntau hom iav tsis muaj tseeb, thiab lawv muaj ntau yam zoo tshaj plaws uas muaj txiaj ntsig zoo. Piv txwv li, nws lub zog muaj zog tshwj xeeb yog qhov tshwj xeeb tshaj yog cov siab, thiab cov cua sov ua kom tsis kam thiab corrosion tsis tau yog tseem tshwj xeeb. Nws yog qhov tseeb tias tsis muaj cov khoom siv yog zoo meej, thiab iav fiber kuj muaj nws tus kheej shortcomings uas tsis tuaj yeem tsis quav ntsej, uas yog tsis hnav thiab nquag ua rau brittleness. Yog li, hauv daim ntawv thov siv, peb yuav tsum siv peb qhov ua tau zoo thiab zam peb cov kev qaug zog.
Cov khoom siv raw ntawm cov iav fiber yog yooj yim kom tau txais, feem ntau muab pov tseg lub khob qub lossis cov khoom iav qub. Cov iav fiber yog qhov zoo heev, thiab ntau dua 20 iav monofilaments ua ke yog sib npaug rau cov tuab ntawm plaub hau. Cov fiber muaj feem ntau tuaj yeem siv los ua cov khoom siv txhawb ntxiv hauv cov khoom siv sib xyaw. Vim yog qhov tob tob ntawm iav fask kev tshawb fawb nyob rau hauv xyoo tsis ntev los no, nws ua ib qho tseem ceeb tshaj plaws hauv peb kev tsim khoom thiab lub neej. Cov ntawv tom ntej no yog feem ntau piav qhia txog cov txheej txheem ntau lawm thiab cov ntawv thov ntawm cov iav fiber. Kab lus no qhia cov khoom siv, cov yam tseem ceeb, cov yam ntxwv tseem ceeb, thiab cov khoom ntawm kev faib tawm ntawm cov iav fiber. Cov ntawv tom ntej no yuav tham txog nws cov txheej txheem ntau lawm, kev tiv thaiv kev nyab xeeb, kev tiv thaiv kev nyab xeeb, kev ua haujlwm thiab kev txhim kho kev txhim kho tau piav qhia.
Introduction
1.1 khob cov fiber ntau yam khoom
Lwm qhov zoo tshaj ntawm cov iav fiber yog nws lub zog siab tensile, uas tuaj yeem ncav cuag 6.9g / d hauv lub xeev ntawm tus qauv thiab 5.8G / d nyob rau hauv ntub dej. Xws li cov khoom tau zoo heev ua rau cov iav fiber ntau tuaj yeem siv thoob ntiaj teb raws li cov khoom siv ntxiv. Nws muaj qhov ntom ntawm 2.54. Iav fiber kuj tseem muaj cov cua sov heev-tiv taus, thiab nws khaws nws cov khoom lag luam ib txwm nyob ntawm 300 ° C. Cov fiberglass kuj tseem tuaj kuj tseem siv tau raws li kev rwb thaiv tsev thermal thiab cov ntaub thaiv hluav taws xob, ua tsaug rau nws cov peev txheej hluav taws xob thiab nws qhov tsis yooj yim rau corrode yooj yim.
1.2 Cov khoom xyaw tseem ceeb
Qhov sib xyaw ua ke ntawm cov iav fiber ntau yog cov txheej txheem sib txawv. Feem ntau, lub ntsiab ntawm txhua tus neeg uas tau lees paub los ntawm txhua tus neeg yog silica, magnesium oxide, boron oxide, aluminium oxide, calcium oxide thiab li ntawd. Lub cheeb ntawm monofilament ntawm iav fiber yog li 10 microns, uas yog sib npaug rau 1/10 ntawm lub taub ntawm cov plaub hau. Txhua ntu ntawm cov fibers yog tsim ntawm txhiab tus neeg monofilaments. Cov txheej txheem kos duab yog txawv me ntsis. Feem ntau, cov ntsiab lus ntawm silica hauv iav fiber account rau 50% mus rau 65%. Lub zog tensile ntawm lub khob fibers nrog cov ntsiab lus txhuas oxide cov ntsiab lus ntawm alkali-dawb iav fibers feem ntau yog li 15%. Yog tias koj xav ua kom cov iav fiber muaj cov modulus loj dua, koj yuav tsum paub meej tias cov ntsiab lus ntawm magnesium oxide yog ntau dua 10%. Vim tias cov iav fiber ntau muaj cov roj me me ntawm ferric oxide, nws corrosion tawm tsam tau txhim kho qib sib txawv.
1.3 Cov Nta Tseem Ceeb
1.3.1 Cov Khoom Siv Raw thiab Cov Kev Siv
Piv nrog inorganic fibers, cov khoom ntawm cov iav fibers yog ntau dua. Nws yog qhov nyuaj dua los zes, kub-resistant, kub-insulating, ntau ruaj khov, thiab tensile-resistant. Tab sis nws yog nkig thiab muaj tsis zoo hnav tsis kam. Siv los ua kom txhawb cov plastics lossis siv los txhawb roj hmab, raws li kev txhawb nqa cov khoom iav fiber muaj cov yam ntxwv hauv qab no:
(1) nws lub zog tensile zoo dua li lwm cov ntaub ntawv, tab sis kev elongation yog tsawg heev.
(2) Elastic Cofficient yog ntau haum.
(3) Hauv txoj kev txwv ywj, cov fiber ntau tuaj yeem txuas tau ntev ntev thiab yog cov tensile heev, yog li nws tuaj yeem nqus tau ntau lub zog ntawm kev cuam tshuam.
(4) Vim tias iav Fiber yog inorganic fiber ntau muaj ntau yam zoo, nws tsis yooj yim hlawv thiab nws cov tshuaj lom neeg yog qhov ruaj khov.
(5) Nws tsis yooj yim rau nqus dej.
(6) cov cua sov-tiv taus thiab ruaj khov hauv qhov, tsis yooj yim los ua.
(7) Nws cov txheej txheem yog qhov zoo heev, thiab nws tuaj yeem ua tiav rau hauv cov khoom zoo hauv ntau cov duab xws li strands, felts, bundles, thiab woven ntaub.
(8) tuaj yeem xa lub teeb.
(9) Vim tias cov ntaub ntawv tau yooj yim kom tau txais, tus nqi tsis kim.
(10) ntawm qhov kub thiab txias, tsis txhob hlawv, nws melts ua kua hlaws dai.
1.4 Kev faib tawm
Raws li cov qauv sib txawv, cov fiber ntau yuav muab faib ua ntau yam. Raws li cov duab sib txawv thiab ntev, nws tuaj yeem faib ua peb hom: Nruam cov fibers, fiber ntau cov paj rwb thiab tsau-ntev fibers. Raws li cov ntsiab lus sib txawv, xws li cov ntsiab lus Alkali, nws tuaj yeem faib ua peb hom: Alkali-Alkali iav Fiber ntau, thiab High-alkali iav fiber ntau.
1.5 Ntau Lawm Raw Khoom
Hauv kev lag luam tsim kev lag luam, nyob rau hauv thiaj li tsim cov iav fiber ntau, peb xav tau Alumina, quartz xuab zeb, lim piam, boric acid, fluorite, hauv av iav fiber ntau, thiab lwm yam hauv av.
1.6 hom txuj ci
Muaj cov txheej txheem ntau lawm tuaj yeem muab faib ua ob pawg: ib qho yog rau kom yaj iav fibers ua ntej, thiab tom qab ntawd ua cov khoom siv iav lossis cov roj diam iab me me. Tom qab ntawd, nws yog rhuab thiab rov melted nyob rau hauv ntau txoj kev los ua kom zoo fibers nrog txoj kab uas hla nrog 3-80 μm. Lwm hom kuj melts lub khob ua ntej, tab sis tsim cov iav fibers hloov ntawm cov pas nrig lossis spheres. Tus qauv tau rub los ntawm cov platinum alloy phaj siv lub tshuab tshuab kos duab. Cov khoom tshwm sim tau hu ua cov fibers txuas ntxiv. Yog tias cov neeg ua haujlwm tau kos los ntawm cov khoom siv rau cov menyuam, cov khoom siv tsis sib xws, tseem hu ua kev txiav-rau-ntev iav fibers, thiab staple fibers.
1.7 kev muab qhab nia
Raws li cov sib txawv sib txawv, siv thiab cov yam ntxwv ntawm cov iav fiber ntau, nws tau muab faib ua ntau qib. Cov iav fibers uas tau ua lag luam thoob ntiaj teb yog raws li hauv qab no:
1.7.1 e-iav
Nws yog borate iav, uas tseem hu ua cov iav alkali-dawb hauv lub neej txhua hnub. Vim nws muaj ntau yam zoo, nws yog qhov feem ntau siv. Tam sim no yog qhov dav tshaj plaws, txawm hais tias nws tau siv dav siv, tab sis nws kuj tau tsis muaj qhov tsis muaj txiaj ntsig. Nws yooj yim reacts nrog inorganic ntsev, yog li nws yog qhov nyuaj rau khaws cia hauv ib puag ncig acidic.
1.7.2 C-iav
Hauv kev tsim khoom tiag tiag, nws tseem hu ua nruab nrab alkali iav, uas muaj cov tshuaj lom neeg ruaj khov thiab cov kua qaub zoo. Nws qhov tsis zoo yog tias lub zog kho zog tsis yog siab thiab qhov kev ua tau hluav taws xob tsis zoo. Cov chaw sib txawv muaj cov qauv sib txawv. Nyob rau hauv lub tsev txawb iav fiber ntau, tsis muaj boron lub caij hauv nruab nrab alkali iav. Tab sis nyob rau hauv cov chaw lag luam txawv teb chaws fiber ntau, lawv tsim khoom dab tsi yog nruab nrab alkali iav ntim hauv boron. Tsis yog tsuas yog cov ntsiab lus txawv, tab sis kuj tseem ua si los ntawm nruab nrab-alkali iav hauv tsev thiab txawv teb chaws kuj txawv. Lub iav fiber nto mats thiab khob fiber ntau cov khoom tsim tawm txawv teb chaws yog ua los ntawm cov iav alkali. Hauv kev tsim khoom, nruab nrab alkali iav kuj tseem ua haujlwm hauv asphalt. Hauv kuv lub tebchaws, lub hom phiaj vim li cas yog tias nws tau siv dav vim nws tus nqi qis heev, thiab nws tseem nquag txhua qhov chaw hauv cov ntaub qhwv thiab lim ntaub kev lag luam.
1.7.3 iav fiber ntau lub khob
Hauv kev tsim khoom, tib neeg kuj hu nws high-alkali iav, uas yog rau sodium silicate iav, tab sis ntawm nws cov dej tsis kam, nws feem ntau tsis yog tsim los ua iav fiber.
1.7.4 fiberglass d iav
Nws tseem hu ua Dielectric iav thiab feem ntau yog cov khoom siv tseem ceeb rau dielectric iav fibers.
1.7.5 iav fiber ntau-lub zog iav
Nws lub zog yog 1/4 siab dua uas e-iav fiber ntau, thiab nws cov modulity loj yog siab dua li ntawm e-iav fiber ntau. Vim nws cov txiaj ntsig ntau yam, nws yuav tsum tau siv dav, tab sis vim tias nws tus nqi siab, nws yog tsuas yog siv cov tub rog kev lag luam, aerospace thiab lwm yam.
1.7.5 iav fiber ntau ar iav
Nws tseem hu ua Alkali-resistant iav fiber ntau, uas yog cov ntshiab inorganic fiber ntau thiab yog siv los ua cov khoom siv txhawb hauv cov iav fiber ntau txhawb kev ua vaj tse. Nyob rau hauv qee qhov kev mob, nws tuaj yeem hloov cov hlau thiab asbestos.
1.7.6 iav fiber ntau e-cr iav
Nws yog ib qho kev txhim kho Boron-dawb thiab alkali-dawb. Vim tias nws cov dej tsis kam yog ze li 10 zaug siab dua li ntawm cov iav alkali-dawb fiber ntau, nws yog dav siv nyob rau hauv kev tsim cov dej-resistant khoom. Ntxiv mus, nws cov kua qaub tsis muaj zog kuj tseem muaj zog heev, thiab nws muaj lub luag haujlwm tseem ceeb hauv kev tsim khoom thiab kev siv ntawm cov raj av av. Ntxiv nrog rau cov iav ntim ntau dua uas tau hais los saum, cov kws tshawb fawb tau tam sim no tsim cov hom iav tshiab. Vim tias nws yog cov khoom lag luam pub dawb, nws txaus siab rau tib neeg kev nrhiav kev tiv thaiv ib puag ncig. Nyob rau hauv xyoo tsis ntev los no, muaj lwm yam ntawm cov fiber ntau uas yog nrov dua, uas yog cov iav fiber nrog ob lub iav muaj pes tsawg npaug. Hauv cov khoom lag luam iav tam sim no, peb tuaj yeem pom nws lub neej.
1.8 Qhia Txog Cov Iav Fibers
Cov txheej txheem ntawm kev paub cov iav cov iav yog qhov tshwj xeeb yog qhov yooj yim, uas yog, muab cov khob fibers hauv dej, cua sov kom txog thaum cov dej rwj, thiab khaws cia rau 6-7 teev. Yog tias koj pom tias Warp thiab Weft cov lus qhia ntawm cov iav fibers ua tsawg dua kev cog lus, nws yog siab alkali iav fibers. Cov. Raws li cov qauv sib txawv, muaj ntau txoj kev sib cais ntawm cov iav fibers, uas feem ntau muab faib los ntawm cov kev xav txog qhov ntev thiab txoj kab uas muaj pes tsawg.
Tiv tauj peb:
Tus Xov Tooj: +8615823184699
Tus Xov Tooj: +8602367853804
Email:marketing@frp-cqdj.com
Lub Sijhawm Post: Jun-22-2022
