Kodi mukufuna kudziwa zomwe zowonjezera PVC zopangidwa thovu ziyenera kugwiritsa ntchito?

Zowonjezera zambiri, zothira mafuta, zokhazikika, zotulutsa thovu ndi zina zimagwiritsidwa ntchito muzinthu zotulutsa thovu za PVC, ndipo zowonjezera izi zimaletsana.Lero, m'nkhaniyi,Qingdao Sainuo zidzakutengerani kuti mumvetse zomwe zimayenderana ndi masikelo azinthu zosiyanasiyana zomwe zimagwiritsidwa ntchito pazinthu zotulutsa thovu za PVC.
1. Mafuta akunja
Mafuta akunja omwe amagwiritsidwa ntchito kwambiri pazinthu zopangidwa ndi thovu nthawi zambiri amakhala sera wa parafini ndiphula la polyethylene. Sera ya parafini ndiyosavuta kugwa, motero sera ya polyethylene imagwiritsidwa ntchito.

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Mafuta akunja ndi osakwanira, kutentha kwa zone 4 ndi 5 za extruder ndikovuta kuwongolera, ndipo ndikosavuta kupitilira kutentha.Pali matuza, matuza, chikasu ndi akhakula mbale pamwamba pa mbale pamwamba;Kukangana kukameta ubweya kutentha kumawonjezera, kuchititsa kuwonongeka kwa zinthu, chikasu cha mbale pamwamba ndi phala;
Kwambiri kunja kondomu ndi osauka plasticization kumabweretsa makulitsidwe mu nkhungu patsekeke ndi mpweya pa mankhwala pamwamba, amene sachedwa leucorrhea, m'lifupi khoma makulidwe ndi kusakhazikika mmbuyo ndi mtsogolo kayendedwe ka zina pamwamba;
2. Mafuta amkati
Mafuta ambiri amkati amaphatikizapo stearic acid, 60, monoglyceride, 316, ndi zina.
Kusakwanira kondomu mkati, kubalalitsidwa kosauka kwakuthupi, pulasitiki yosagwirizana, zovuta kuwongolera makulidwe azinthu, bolodi la thovu wandiweyani pakati ndi woonda mbali zonse, leucorrhea, kumamatira ku nkhungu patsekeke ndi kutenthedwa kwam'deralo kungathenso kuchitika;
Kupaka mafuta m'kati mopitirira muyeso, zinthu zopangidwa ndi thobvu, kuchepetsa kutentha, ndi kusinthidwa kukhala mafuta akunja pansi pa kutentha kwina ndi kusungunuka, zomwe zimapangitsa kuti mafuta azikhala osagwirizana;Mafuta osakwanira amkati ndi akunja, kukhuthala kwamphamvu kwambiri, torque yayikulu yapulasitiki, zomatira zomata za khoma, mzere wonyezimira wachikasu pazomwe zili pamwamba, kusalala bwino komanso kuchepetsedwa kwamakina a chinthucho;Mafuta amkati ndi akunja ndi ochulukirapo, torque ya pulasitiki ndi yaying'ono, ndipo kusungunula pulasitiki mwachiwonekere sikukwanira.Ngakhale kuti mankhwalawa ali ndi kusalala bwino, kuthamanga kwa mfundo kumamatira kumakhala kosauka, komwe kumakhudza kwambiri makina a mankhwala;Pali mafuta ochepa amkati komanso mafuta owonjezera akunja, nthawi yopangira pulasitiki mwachiwonekere imatenga nthawi yayitali, torque ya plasticizing imachepetsedwa, mankhwalawo ndi ovuta kupanga ndipo amakhala osalimba;
Mafuta ochulukirapo amkati, kudzoza kocheperako kwakunja, kufupikitsa nthawi yopangira pulasitiki, kumamatira pakhoma, kukhazikika kwanthawi yayitali, ndikuwola mizere yachikasu pamtengo;

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3. Stabilizer
Lead salt stabilizer ndi calcium zinc stabilizer ndizomwe zimagwiritsidwa ntchito kwambiri pakupanga thovu la PVC.Ndi zofunika zokhwima za chitetezo cha chilengedwe komanso kukwera mtengo kwa calcium zinc stabilizer, kugwiritsa ntchito calcium zinc stabilizer kunayamba kuchulukirachulukira.
Osakwanira stabilizer, chikasu pa bolodi pamwamba, mkulu brittleness wa phala ndi mankhwala, kuchepetsa mphamvu ndi otsika thobvu mlingo;
Ngati pali zolimbitsa thupi zambiri, chithovucho chimawola pasadakhale, mpweyawo udzasefukira kuchokera ku dzenje lodyera ndi dzenje la vacuum, ndipo kapangidwe kameneka kamang'amba minyewa kapena kufota;

4. Kashiamu ufa
Kashiamu wopepuka wokhala ndi tinthu tating'ono pafupifupi 1200 mesh nthawi zambiri ndi yoyenera kupangira thovu.Calcium ufa ndi wosavuta kuyamwa chinyezi ndikupanga thovu ndi kupenga pamwamba pa zinthu, zomwe zimakhudza mawonekedwe ndi thupi.Choncho, tcherani khutu kusungirako nyengo yamvula.
Pamene tinthu kukula kwa kashiamu carbonate ndi lalikulu kwambiri, n'zosavuta kusakaniza mosagwirizana, plasticization nthawi osakaniza kuchedwa, ndi wononga makokedwe otsika;
Pamene tinthu kukula kwa kashiamu carbonate ndi laling'ono kwambiri, n'zosavuta agglomerate ndi kusintha kwa tinthu tating'onoting'ono particles lalikulu particles, amene ali ofanana ndi zotsatira za particles lalikulu kwambiri;

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Mlingo wa calcium carbonate ukakhala wochepa kwambiri, selo limasowa pachimake, kuchuluka kwa maselo kumachepa ndipo kutulutsa thovu kumachepa.
Pamene mlingo wa kashiamu carbonate ndi okwera kwambiri, wachibale zili utomoni mu zigawo zikuluzikulu amachepetsa, kusungunula mphamvu amachepetsa, ndi mbale gawo n'zosavuta kuswa thovu;
Chifukwa chake, mulingo wazowonjezera zosiyanasiyana uli ndi digiri komanso ubale woletsana.Kachulukidwe kakang’ono si kabwino, komanso kochuluka si koipa.Pochita kupanga, tiyenera kudutsa mayeso obwerezabwereza kuti tipereke kusewera kwathunthu pakugwirizana kwa zida zosiyanasiyana, kupeza malo abwino kwambiri, kuwongolera mphamvu zosungunuka ndi kuchita thovu, ndikutalikitsa nthawi yoyambira.
Qingdao Sainuo Chemical Co., Ltd. Ndife opanga sera Pe, PP sera, OPE sera, Eva sera, PEMA, EBS, Zinc / Calcium Stearate….Zogulitsa zathu zadutsa REACH, ROHS, PAHS, FDA kuyesa.
Sainuo khalani otsimikiza sera, landirani kufunsa kwanu!
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Nthawi yotumiza: Sep-27-2022
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