Ufa wa Kaolin Wosinthidwa wa China Wopangira Mapulasitiki Olimbitsa Mphamvu Zamakina ndi Kukana Kutentha Fakitale ndi ogulitsa

Ufa wa Kaolin Wosinthidwa Pamwamba Wopangira Mapulasitiki Owonjezera Mphamvu Zamakina ndi Kukana Kutentha Chithunzi Chowonetsedwa

Ufa wa Kaolin Wosinthidwa Pamwamba Wopangira Mapulasitiki Wowonjezera Mphamvu Zamakina ndi Kukana Kutentha

Kufotokozera Kwachidule:

Kusintha kosalekeza kwa makampani opanga pulasitiki kumafuna zinthu zapamwamba zodzaza mchere zomwe nthawi imodzi zimatha kukonza magwiridwe antchito azinthu, kuchepetsa ndalama zopangira, ndikukulitsa malire ogwiritsira ntchito. Pakati pa izi, ufa wa kaolin wosinthidwa pamwamba wawonekera ngati chowonjezera cha linchpin, kusintha kupanga zinthu zosiyanasiyana zapulasitiki kuphatikiza zinthu zopangidwa ndi polypropylene (PP), mafilimu a polyethylene (PE), ndi ma profiles a polyvinyl chloride (PVC). Mosiyana ndi chinthu china chosasinthidwa, chomwe nthawi zambiri sichimagwirizana bwino ndi ma resin apulasitiki, ufa wa kaolin wosinthidwa pamwamba umagwiritsa ntchito zinthu zolumikizira za silane kapena titanate kuti apange maunyolo amphamvu a mankhwala ndi unyolo wa polymer. Kuyanjana kwa mamolekyulu kumeneku kumawonjezera kwambiri mphamvu yamakina, kukhazikika kwa kutentha, komanso kufanana kwa kufalikira mkati mwa ma matrices apulasitiki, zomwe zimapangitsa kuti ikhale chinthu chofunikira kwambiri popanga mapulasitiki amakono.

Kuwonjezeka kwa Mphamvu za Makina

Kulimba kwa makina ndi chinthu chomwe sichingakambiranedwe pazinthu zapulasitiki, makamaka zomwe zimagwiritsidwa ntchito m'magawo ovuta monga uinjiniya wamagalimoto, zomangamanga zomangamanga, ndi zinthu zolimba zomwe ogula amagwiritsa ntchito. Ufa wa kaolin wosinthidwa pamwamba, womwe nthawi zambiri umakhala pakati pa maukonde 1000 ndi 2000, umagwira ntchito ngati chothandizira pokhazikitsa netiweki yovuta ya ma bond a mineral-polymer interfacial. Netiweki iyi imathandizira kugawa kofanana kwa kupsinjika kwa makina kudutsa matrix apulasitiki, kuletsa kuchuluka kwa kupsinjika komwe kungayambitse kulephera.

Mu makampani opanga magalimoto, komwe kuchepetsa kulemera ndi kukhazikika kwa kapangidwe kake ndikofunikira kwambiri, kuwonjezera ufa wa kaolin wosinthidwa pamwamba ndi 10%-20% (potengera kulemera) ku zida zamkati mwa magalimoto a PP—monga zophimba pa dashboard ndi zokongoletsa zitseko—kwawonetsa kusintha kwakukulu. Kuyesa kolimba kwa ogulitsa zida zamagalimoto otsogola ku Germany kwawonetsa kuwonjezeka kwa 25%-35% kwa mphamvu yokoka, kukweza mtengo kuchokera pa 30 MPa kufika pa 37-40 MPa. Nthawi yomweyo, modulus yosinthasintha yawona kuwonjezeka kwa 40%-50%, kuchoka pa 1500 MPa kufika pa 2100-2250 MPa. Kupambana kumeneku kumathandiza opanga kuchepetsa kugwiritsa ntchito utomoni mpaka 15%, ndikusunga ndalama zambiri popanda kuwononga khalidwe la malonda.

Pa mafilimu a zaulimi a PE, kusintha kwa pamwamba pa ufa wa kaolin kumatsimikizira kuti zinthu zimafalikira bwino, zomwe zimathandiza kupewa kusonkhana kwa tinthu tomwe tingapangitse kuti zinthu zikhale zofooka. Mafilimu okhala ndi 8%-12% ya ufa wosinthidwawu adawonetsa kukana kwa 30%, kuwonjezeka kuchokera pa 8 kJ/m² kufika pa 10.4 kJ/m². Kulimba kumeneku kumalola mafilimuwo kupirira liwiro la mphepo mpaka 18 m/s popanda kung'ambika, zomwe zimapereka chitetezo chodalirika ku mafakitale osiyanasiyana kupatula ulimi.

Kupititsa patsogolo Magwiridwe Abwino a Kutentha

Kukana kutentha ndi ubwino wina wofunikira wa ufa wa kaolin wosinthidwa pamwamba pa zinthu zomwe zimagwiritsidwa ntchito pa pulasitiki. Zinthu zambiri zamakono zapulasitiki, kuphatikizapo zomangira zamagetsi, zida zapansi pa galimoto, ndi zipangizo zomangira, ziyenera kupirira kutentha kwambiri popanda kuwonongeka. Kuchuluka kwa alumina (kuyambira 38%-42%) mu ufa wa kaolin, kuphatikiza ndi njira zothandiza zosinthira pamwamba, kumathandizira kwambiri kutentha kosokoneza kutentha (HDT) kwa zinthu zapulasitiki.

Katswiri wodziwika bwino wa PVC ku Italy adagwiritsa ntchito bwino ufa wa kaolin wosinthidwa pamwamba popanga chimango cha zenera, zomwe zidapangitsa kuti HDT ikwere kwambiri kuchokera pa 70°C mpaka 85°C. Kusintha kumeneku kololera kutentha kumatsimikizira kuti mafelemu a PVC amatha kupirira kuwala kwa dzuwa kwa nthawi yayitali m'madera a Mediterranean popanda kupindika kapena kusintha. Mofananamo, pazipinda zamagetsi za PP zomwe zimakhala ndi zida zamagetsi zopangira kutentha, kuphatikiza ufa wa kaolin kunakweza HDT kuchokera pa 110°C mpaka 130°C, zomwe zimakwaniritsa zofunikira kwambiri pa kutentha. Kuphatikiza apo, ufawu umachepetsa bwino mavuto a kutentha; Zigawo zopangidwa ndi jakisoni wa PP zokhala ndi 15% ya ufa wa kaolin zinali ndi kuchuluka kwa 1.2%, poyerekeza ndi 2.5% ya PP yosalimbikitsidwa, kuonetsetsa kuti kulondola kolondola kwa magawo panthawi yopanga.

Njira Yopangira ndi Mafotokozedwe Aukadaulo

Kupanga ufa wa kaolin wosinthidwa pamwamba pa pulasitiki kumaphatikizapo njira yokonzedwa bwino ya magawo awiri: kuyenga miyala ndi kukonza pamwamba. Mchere wa kaolin wosaphika umapangidwa bwino kudzera mu njira zopatukana ndi maginito komanso njira zodulira thovu kuti uchotse zinyalala zachitsulo ndi titaniyamu, zomwe zingasokoneze magwiridwe antchito a ufawo. Pambuyo pake, miyalayo imaphwanyidwa kufika pa kukula kwa tinthu tomwe timafuna pogwiritsa ntchito njira zopukutira zouma pogwiritsa ntchito makina opangira mpweya, zomwe zimapangitsa kuti pakhale ma grade kuyambira 1000 mpaka 2000 mesh.

Gawo losintha pamwamba limagwiritsa ntchito makina osakaniza othamanga kwambiri omwe amagwira ntchito pa 1500-2000 rpm kuti aphimbe tinthu ta kaolin mofanana ndi zinthu zolumikizira. Zinthu zolumikizira za silane, monga KH-550, zimakondedwa pa ntchito za PP ndi PE chifukwa cha kugwirizana kwawo kwakukulu ndi ma polima a polyolefin, pomwe zinthu zolumikizira za titanate monga TMC-101 ndizoyenera kwambiri pazinthu za PVC. Mlingo wa zinthu zolumikizira umayendetsedwa mosamala pa 0.5%-1.5% ya kulemera kwa ufa wa kaolin kuti zitsimikizire kuti tinthu tating'onoting'ono taphimbidwa bwino popanda zinthu zina zomwe zingasokoneze kukonza pulasitiki. Pambuyo posintha, ufawo umaziziritsidwa kutentha kozungulira ndikusefedwa kuti uchotse ma agglomerate aliwonse, zomwe zimapangitsa kuti chinthu chofanana chiziyenda bwino komanso chokonzeka kuphatikizidwa mu mapangidwe apulasitiki.

Zizindikiro zazikulu zaukadaulo zimalamulira ubwino wa ufa wa kaolin wosinthidwa pamwamba pa pulasitiki. Kugawa kwa tinthu tating'onoting'ono, komwe kumayesedwa ndi ma D50 a 5-10 μm (1000 mesh) kapena 2-5 μm (2000 mesh), kumakhudza mwachindunji kufalikira ndi mphamvu yolimbitsa. Kuyera, komwe kumawonetsedwa ngati L* value ya ≥90%, kumatsimikizira kugwirizana kwa kukongola mu ntchito zomwe mtundu ndi chinthu chofunikira. Kuwongolera chinyezi mwamphamvu (≤0.3%) kumateteza mavuto monga hydrolysis panthawi yokonza pulasitiki, pomwe kuchuluka kwa coupling agent coverage ya ≥95% kumatsimikizira kulumikizana kwabwino kwa interfacial. Mayamwidwe amafuta pakati pa 20-25 mL/100g amawonetsa mawonekedwe a kunyowa kwa ufawo, zomwe zimakhudza kukhuthala kwa compound ndi machitidwe opangira. Ma parameter awa amayesedwa mwamphamvu pogwiritsa ntchito zida zapamwamba zowunikira, kuphatikiza laser particles size analyzers, Fourier-transform infrared spectroscopy (FTIR), ndi thermogravimetric analysis (TGA).

Ubwino wa Unyolo Wopereka Zinthu ndi Thandizo la Ukadaulo

Makonzedwe operekera ufa wa kaolin wosinthidwa pamwamba amakonzedwa kuti agwirizane ndi machitidwe opanga mwachangu amakampani opanga pulasitiki. Zosankha zolongedza zimaphatikizapo matumba a mapepala okwana 25kg okhala ndi zigawo zambiri okhala ndi zotchingira zoteteza fumbi kuti zisasonkhanitse fumbi ndikuwonetsetsa kuti zinthuzo ndi zolondola, komanso matumba akuluakulu okwana 1000kg okhala ndi manja a forklift kuti azigwiritsidwa ntchito bwino komanso kusungidwa. Nthawi yotumizira imakonzedwa bwino, ndipo makasitomala am'deralo (monga kutumiza kuchokera ku China kupita ku Southeast Asia) amalandira maoda mkati mwa masiku 7-14, pomwe kutumiza kunja (monga ku Europe) kumamalizidwa mkati mwa masiku 21-30.

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Tsatanetsatane wa Zamalonda

Ma tag a Zamalonda

Mafotokozedwe Akatundu

Takhala ndi kaolin yosungunuka, kaolin yotsukidwa, ndi metakaolin.
Kaolin wopangidwa ndi calcium, womwe umadziwikanso kuti dongo la porcelain, uli ndi kuyera kwambiri, kusalala kwambiri, pulasitiki wabwino, komanso uli ndi dzimbiri lamphamvu.
Ndi chinthu chabwino kwambiri chopangira zinthu zadothi ndi rabala.

Zithunzi Zambiri

Ubwino wathu:
Ndife fakitale mwachindunji, tikhoza kutumiza mwachangu, ndipo tikhoza kupereka kukula kulikonse kwa tourmaline ndi khalidwe lapamwamba.

Komanso monga wopanga, titha kukwaniritsa zofunikira zanu zonse, monga phukusi lapadera, logo yanu, zosakaniza zachilengedwe, mtundu watsopano wa mica, MSDS ndi TDS zilipo ndi zina zotero.

Magulu		Giredi ya Mafakitale	Chitsulo Giredi	Kalasi ya Ceramic	Kalasi ya kuwala	Kuwala Giredi	Pamwamba Chiyero
Zomwe zili mkati sizichepera (%)		93.0	96.0	98.0	99.0	99.8	99.99
Zodetsa zosapitirira (%)	Na			0.05	0.01	0.002
	K			0.05	0.01	0.002
	Ca
	Mg	0.5	0.1	0.05	0.05	0.02
	Si	1%	0.5	0.1	0.05	0.01	0.002
	SO4	0.5	0.1	0.05	0.03	0.01	0.005
	Fe	0.1	0.05	0.05	0.001	0.0005	0.0001
	Cl	0.1	0.1	0.05	0.05	0.01	0.001
	Al	0.1	0.1	0.05	0.02	0.002	0.001
	Cu	0.05	0.02	0.002	0.001	0.0005	0.0002
	Zitsulo zolemera (Pb)	0.05	0.02	0.002	0.001	0.0005	0.0002

Kugwiritsa Ntchito Utoto wa Iron Oxide
1. Mu makampani opanga zida zomangira, imagwiritsidwa ntchito makamaka pa simenti yamitundu, matailosi a pansi a simenti yamitundu, matailosi a simenti yamitundu, matailosi oyeserera okongoletsedwa, matailosi a pansi a konkire, matope amitundu, phula lamitundu, terrazzo, matailosi a mosaic, marble wopangira ndi utoto wa pakhoma.
2. Itha kugwiritsidwa ntchito popaka utoto ndi kuteteza zinthu zosiyanasiyana zophimba, kuphatikizapo zophimba zamkati ndi zakunja zoyendetsedwa ndi madzi, zophimba za ufa, ndi zina zotero. Itha kugwiritsidwanso ntchito pa zophimba zosiyanasiyana ndi zophimba pamwamba monga epoxy, alkyd, amino, ndi zina zotero mu utoto wamafuta, komanso utoto wa zoseweretsa, utoto wokongoletsera, utoto wa mipando, utoto wa electrophoretic ndi enamel. Chophimba chofiira chachitsulo chili ndi ntchito yoletsa dzimbiri, chimatha kusintha utoto wofiira wofiira wokwera mtengo, kupatula zitsulo zopanda chitsulo.
Wopanga amapereka iron oxide wofiira, iron oxide wobiriwira, iron oxide buluu, iron oxide wachikasu, iron oxide violet, iron oxide bulauni, iron oxide wakuda ndi zina zotero. Mtundu wake ndi wathunthu, kuchuluka kwake ndi kwakukulu ndipo kuchotsera kwake ndi kwabwino. Thandizani magulu osiyanasiyana. Takulandirani kuti mudzafunsidwe kuti mukambirane.

Kuphatikiza apo, graphite ndi chinthu chopukutira komanso choletsa dzimbiri cha magalasi ndi mapepala m'makampani opanga zinthu zopepuka, komanso chinthu chofunikira kwambiri popanga mapensulo, inki, utoto wakuda, inki, diamondi zopanga ndi diamondi. Ndi chinthu chabwino chosunga mphamvu komanso choteteza chilengedwe, chomwe chagwiritsidwa ntchito ngati batire yagalimoto ku United States. Ndi chitukuko cha sayansi ndi ukadaulo wamakono komanso mafakitale, gawo logwiritsira ntchito graphite likukulirakulirabe. Lakhala chinthu chofunikira kwambiri chopangira zinthu zatsopano zophatikizika m'munda waukadaulo wapamwamba ndipo limagwira ntchito yofunika kwambiri pachuma cha dziko.