nkhani

Fiberglass ndi ntchito yabwino kwambiri yazinthu zopanda chitsulo, zabwino zambiri ndizotsekera bwino, kukana kutentha, kukana dzimbiri, mphamvu zamakina apamwamba, koma choyipa chake ndi chosalimba, kukana kuvala ndikosavuta. Ndi galasi mpira kapena zinyalala galasi monga zopangira ndi mkulu-kutentha kusungunuka, kujambula, akupiringa, kuluka ndi njira zina mu monofilament awiri ake a microns angapo microns oposa 20, lofanana ndi tsitsi 1/20-1/5, aliyense mtolo wa ulusi ndi mazana kapena masauzande a monofilaments yaiwisi wapangidwa ndi silika yaiwisi.Fiberglassnthawi zambiri amagwiritsidwa ntchito ngati zida zolimbikitsira muzinthu zophatikizika, zida zotchinjiriza zamagetsi ndi zida zotenthetsera matenthedwe, matabwa ozungulira ndi madera ena achuma cha dziko.
1, Mphamvu zakuthupi za fiberglass
Malo osungunuka 680 ℃
Malo otentha 1000 ℃
Kachulukidwe 2.4-2.7g/cm³

2, Chemical zikuchokera
Zigawo zikuluzikulu ndi silika, aluminiyamu, kashiamu okusayidi, boron okusayidi, magnesium okusayidi, sodium okusayidi, etc., malinga ndi kuchuluka kwa alkali zili mu galasi akhoza kugawidwa mu sanali alkali galasi ulusi (sodium okusayidi 0% mpaka 2%, ndi zotayidwa borosilicate galasi), sing'anga zamchere fiberglass (sodium okusayidi 8% mpaka 12% ndi boron-silicate koloko ndi free boron-silicate koloko kapena boron-silicate koloko galasi) ndi magalasi apamwamba a alkali fiberglass (sodium oxide 13% kapena kuposa, ndi galasi la soda-laimu silicate). ).

3, zopangira ndi ntchito zawo
Fiberglass kuposa organic ulusi, kutentha kwambiri, osayaka, odana ndi dzimbiri, kutenthetsa kwamafuta ndi kwamayimbidwe, kulimba kwamphamvu, kutsekemera kwamagetsi kwabwino. Koma brittle, osauka abrasion kukana. Ntchito kupanga analimbitsa mapulasitiki kapena mphira analimbitsa, monga kulimbikitsa zakuthupi fiberglass ali makhalidwe awa, makhalidwe awa kupanga ntchito fiberglass ndi kuposa mitundu ina ya ulusi kuti osiyanasiyana liwiro chitukuko alinso patsogolo pa makhalidwe ake zalembedwa pansipa:
(1) Kuthamanga kwakukulu, kutalika kochepa (3%).
(2) High coefficient of elasticity, regidity wabwino.
(3) Elongation mkati mwa malire a elasticity ndi high tensile mphamvu, kotero kutenga mphamvu mphamvu.
(4) Ulusi wachilengedwe, wosayaka, wabwino kukana mankhwala.
(5) Kuyamwa madzi pang’ono.
(6) Kukhazikika kwa sikelo yabwino komanso kukana kutentha.
(7) Kukonzekera kwabwino, kumatha kupangidwa kukhala zingwe, mitolo, zomverera, nsalu ndi mitundu ina yazinthu zosiyanasiyana.
(8) Zinthu zowonekera zimatha kutumiza kuwala.
(9) Kukula kwa wothandizila pamwamba ndi kumamatira bwino kwa utomoni kumatsirizika.
(10) Zotsika mtengo.
(11) Sichapafupi kuyaka ndipo amatha kusakaniza mikanda yagalasi pa kutentha kwakukulu.
Fiberglass molingana ndi mawonekedwe ndi kutalika, imatha kugawidwa kukhala CHIKWANGWANI chosalekeza, utali wokhazikika komanso ubweya wagalasi; molingana ndi kapangidwe ka galasi, amatha kugawidwa kukhala osakhala alkali, osagwira mankhwala, alkali apamwamba, alkali, mphamvu yayikulu, modulus yayikulu ya elasticity ndi magalasi osamva (anti-alkali) fiberglass ndi zina zotero.

4, zida zazikulu zopangira kupangagalasi la fiberglass
Pakali pano, zopangira zazikulu zopangira zoweta za fiberglass ndi mchenga wa quartz, alumina ndi chlorite, miyala yamchere, dolomite, boric acid, phulusa la koloko, manganese, fluorite ndi zina zotero.

5, njira zopangira
Pafupifupi amagawidwa m'magulu awiri: imodzi imapangidwa ndi galasi losungunuka mwachindunji mu ulusi;
Gulu lagalasi losungunuka limapangidwa koyamba ndi mipira yagalasi kapena ndodo zokhala ndi mainchesi 20mm, kenako amatsitsimutsidwa m'njira zosiyanasiyana kuti atenthetse opangidwa ndi ulusi wabwino kwambiri wokhala ndi 3 ~ 80μm.
Kudzera mu platinamu aloyi mbale kuti makina kujambula njira kukokera wopandamalire utali wa CHIKWANGWANI, wotchedwa mosalekeza galasi CHIKWANGWANI, amene amadziwika kuti utali CHIKWANGWANI.
Kupyolera mu chogudubuza kapena mpweya wopangidwa ndi ulusi wosapitirira, wotchedwa fixed-length fiberglass, womwe umadziwika kuti ulusi wamfupi.

6, gulu la fiberglass
Fiberglass molingana ndi kapangidwe kake, chilengedwe ndi kugwiritsa ntchito, kugawidwa m'magulu osiyanasiyana.
Malinga ndi muyezo wazomwe zimaperekedwa, E-class glass fiber ndiyo yomwe imagwiritsidwa ntchito kwambiri, yomwe imagwiritsidwa ntchito kwambiri pazinthu zamagetsi zamagetsi;
S-kalasi ya ulusi wapadera.
Kupanga magalasi a fiberglass ndi magalasi ndikosiyana ndi zinthu zina zamagalasi.
Zolemba za fiberglass zogulitsidwa padziko lonse lapansi zili motere:

(1) E-galasi
Imadziwikanso kuti galasi yopanda alkali, ndi galasi la borosilicate. Panopa ndi mmodzi wa anthu ambiri ntchito galasi CHIKWANGWANI galasi zikuchokera, ndi kutchinjiriza wabwino magetsi ndi katundu makina, chimagwiritsidwa ntchito popanga kutchinjiriza magetsi ndi galasi CHIKWANGWANI, komanso ntchito yochuluka kwa kupanga fiberglass kwa fiberglass analimbitsa pulasitiki, kuipa kwake n'zosavuta kukokoloka ndi zidulo inorganic, kotero si oyenera ntchito m'madera acidic.

(2) C-galasi
Amatchedwanso sing'anga galasi zamchere, amene yodziwika ndi kukana mankhwala, makamaka asidi kukana ndi bwino kuposa galasi zamchere, koma katundu magetsi osauka makina mphamvu ndi m'munsi kuposa alkali galasi ulusi 10% mpaka 20%, kawirikawiri yachilendo sing'anga ulusi galasi alkali lili ndi kuchuluka kwa boron dioxide, ndi China sing'anga magalasi ulusi alkali galasi ndi boron kwathunthu. M'mayiko akunja, sing'anga alkali fiberglass ndi ntchito yopanga dzimbiri zosagwira fiberglass mankhwala, monga kupanga galasi CHIKWANGWANI pamwamba mphasa, etc., komanso ntchito kumapangitsanso phula zipangizo Zofolerera, koma m'dziko lathu, sing'anga alkali fiberglass occupies mbali yaikulu ya galasi CHIKWANGWANI kupanga (60%), chimagwiritsidwa ntchito mu fiberglass analimbitsa pulasitiki kuwongola, komanso kukulunga pulasitiki kuwongola, etc. mtengo wa ulusi wagalasi wopanda zamchere ndikukhala ndi mpikisano wamphamvu.

(3) Magalasi apamwamba a fiberglass
Imadziwika ndi mphamvu zambiri komanso modulus yapamwamba, imakhala ndi mphamvu imodzi yokhayokha ya 2800MPa, yomwe ili pafupifupi 25% kuposa mphamvu ya magalasi opanda alkali, ndi modulus of elasticity ya 86,000MPa, yomwe ndi yokwera kuposa ya E-glass fiber. Zogulitsa za FRP zomwe zimapangidwa nawo zimagwiritsidwa ntchito kwambiri pankhondo, mlengalenga, zida zoteteza zipolopolo komanso zida zamasewera. Komabe, chifukwa cha mtengo wamtengo wapatali, tsopano muzochitika za anthu wamba sangathe kukwezedwa, kupanga dziko lapansi ndi matani zikwi zingapo chabe.

(4)AR fiberglass
Imadziwikanso kuti magalasi osamva alkali, fiberglass yosagwira alkali ndi fiberglass yolimbitsa (simenti) konkire (yotchedwa GRC) nthiti zakuthupi, ndi 100% ulusi wachilengedwe, m'zigawo za simenti zosanyamula katundu ndizolowa m'malo mwachitsulo ndi asibesitosi. Alkali zosagwira fiberglass ndi yodziwika ndi zabwino zamchere kukana, akhoza bwino kukana kukokoloka kwa zinthu zamchere mu simenti, amphamvu nsinga, modulus wa elasticity, kukana zimakhudza, kumakoka ndi flexural mphamvu ndi mkulu kwambiri, sanali kuyaka, chisanu kukana, kukana kutentha ndi chinyezi kusintha, kukana mng'alu, seepage kukana ndi zabwino kwambiri, ndi mawonekedwe amphamvu magalasi amtundu, mawonekedwe amtundu wamtundu wa alkali, mawonekedwe amtundu wamtundu wamtundu etc. kulimbikitsa zinthu zomwe zimagwiritsidwa ntchito kwambiri mu konkire yolimba kwambiri (simenti). Zobiriwira zowonjezera.

(5) Galasi
Omwe amadziwikanso kuti galasi lapamwamba la alkali, ndi galasi la sodium silicate, chifukwa cha kusakanizika kwa madzi, komwe sikumagwiritsidwa ntchito kawirikawiri popanga fiberglass.

(6) galasi la E-CR
Galasi la E-CR ndi mtundu wagalasi lopanda boron lopanda alkali, lomwe limagwiritsidwa ntchito popanga magalasi a fiberglass okhala ndi asidi wabwino komanso kukana madzi. Kukaniza kwake kwamadzi ndi nthawi 7-8 kuposa ya fiberglass yopanda alkali, ndipo kukana kwake kwa asidi kulinso bwino kwambiri kuposa magalasi a fiberglass yapakatikati, ndipo ndi mitundu yatsopano yopangidwira mapaipi apansi panthaka ndi akasinja osungira.

(7) D Galasi
Imadziwikanso kuti galasi lotsika la dielectric, imagwiritsidwa ntchito kupanga magalasi otsika a dielectric fiberglass okhala ndi mphamvu yabwino ya dielectric.
Kuphatikiza pazigawo za fiberglass pamwambapa, pali zatsopanofiberglass yopanda alkali, alibe boron kwathunthu, potero amachepetsa kuipitsidwa kwa chilengedwe, koma mphamvu zake zotchinjiriza magetsi ndi zida zamakina ndizofanana ndi galasi lakale la E.
Palinso magalasi awiri a fiberglass, omwe amagwiritsidwa ntchito popanga ubweya wagalasi, mu fiberglass yolimbitsa pulasitiki yolimbitsa zinthu imakhalanso ndi kuthekera. Kuphatikiza apo pali ulusi wagalasi wopanda fluorine, womwe umapangidwa kuti ukwaniritse zofunikira za chilengedwe komanso magalasi a fiberglass opanda alkali.

7. chizindikiritso cha high alkali fiberglass
Mayeso ndi njira yosavuta yoyika ulusi m'madzi otentha ndikuphika 6-7h, ngati ndi galasi lapamwamba la alkali, mutatha madzi otentha mutatha kuphika, mikwingwirima ndi weft wa CHIKWANGWANI zonse zimakhala zotayirira.

8. Pali mitundu iwiri ya fiberglass kupanga ndondomeko
a) Kumangirira kawiri - njira yojambula crucible;
b) Kuumba kamodzi - njira yojambulira ng'anjo ya dziwe.
Njira yojambulira crucible, woyamba kutentha kwambiri kusungunuka kwa galasi zopangira magalasi opangidwa ndi mipira yagalasi, kenako kusungunuka kwachiwiri kwa mipira yagalasi, kujambula kothamanga kwambiri kopangidwa ndi fiberglass filaments. Njirayi imakhala ndi mphamvu zambiri, kuumba sikukhazikika, zokolola zochepa za ntchito ndi zovuta zina, zomwe zimathetsedwa ndi opanga magalasi akuluakulu.

9. ChitsanzoFiberglassNjira
Njira yojambulira ng'anjo ya dziwe ya klorite ndi zinthu zina zopangira mung'anjo zosungunula mugalasi, kusaphatikiza thovu la mpweya kudzera munjira yopita ku mbale yotayikira ya porous, chojambula chothamanga kwambiri mu fiberglass filament. Mng'anjoyi imatha kulumikizidwa ndi mapanelo mazana kudzera m'njira zingapo kuti apange nthawi imodzi. Njirayi ndi yosavuta, yopulumutsa mphamvu, yokhazikika yokhazikika, yogwira ntchito kwambiri komanso yokolola zambiri, kuti itsogolere ntchito zazikulu zodzipangira zokha, ndipo yakhala yaikulu ya ndondomeko yapadziko lonse lapansi, ndi ndondomeko ya kupanga fiberglass yomwe imapanga zoposa 90% ya kupanga padziko lonse lapansi.