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Kodi mawonekedwe a inki yotengera madzi ndi chiyani?

2024-11-05

Madzi ofotokoza inki chosindikizira fakitale amakhulupirira kuti pali kukopana pakati inki madzi ofotokoza ndi magawo, ndi filimu inki akhoza mwamphamvu adsorbed padziko gawo lapansi. Kwa magawo a mapepala, inki yochokera kumadzi imatha kulowa mumipata yawo ndikutsata pogwiritsa ntchito "anchoring effect"; kwa magawo omwe ali ndi malo osalala komanso osayamwa, kumamatira kwa inki yochokera kumadzi kumadalira kuyanjana pakati pa inki yamadzi ndi mamolekyu apansi.

Madzi ofotokoza inki chosindikizira fakitale amakhulupirira kuti kuyanika nthawi ukuwonjezeka, ndi adhesion ya inki madzi ofotokoza pang'onopang'ono kumawonjezera mtengo wokulirapo, koma kenako adhesion pang'onopang'ono amachepetsa kwa ziro, nthawi imene inki filimu pamwamba ndi yosalala ndi youma ndipo amataya adhesion. Choncho, kusindikiza kwapamwamba koyenera kumayenera kuchitidwa pamene mamasukidwe akayendedwe ali apamwamba, ndiye kuti, inki yochokera kumadzi ikatsala pang'ono kuuma. Chifukwa inki yopangidwa ndi madzi imakhala yosagwira madzi, imatha kusakanikirana ndi madzi isanayambe kuyanika, ndipo ikauma, sichithanso kusungunuka m'madzi. Choncho, musalole inki yochokera kumadzi iume pa chogudubuza cha anilox kuti musatseke mabowo a inki ya anilox roller. Kuonjezera apo, panthawi yosindikiza, mbale ya flexographic iyenera kukhala yonyowa nthawi zonse ndi inki kuti zisatseke zojambula ndi zolemba pa mbale yosindikizira inki ikauma.

Madzi ofotokoza inki chosindikizira fakitale amakhulupirira kuti printability wa inki madzi ofotokoza n'kofunika kwambiri ndipo zimakhudza ndondomeko yosindikiza ndi khalidwe kusindikiza, makamaka kuphatikizapo zizindikiro ntchito monga mamasukidwe akayendedwe, thixotropy, adhesion, ndi pH mtengo.

 

Viscosity imatanthawuza kuthekera kwa mamolekyu amadzimadzi a inki kukopana ndikulepheretsa kuyenda kwa mamolekyu. Mu ndondomeko yosindikiza, mamasukidwe akayendedwe a inki madzi ofotokoza ndi zofunika chikhalidwe kukhalabe kutengerapo yachibadwa ndi kulanda inki. Zomwe zimakhudza kukhuthala kwa inki yochokera kumadzi makamaka zimaphatikizapo zinthu zotsatirazi.

(1) Kukhuthala kwa ma binder. Pakuti inki ntchito pigment yemweyo, mamasukidwe akayendedwe a binder ndi lalikulu ndi mamasukidwe akayendedwe a inki ndi lalikulu.

(2) Kukula, zomwe zili ndi dispersibility ya pigment particles. Kwa binder yemweyo, ngati kuchuluka kwa pigment kuli kofanana, tinthu tating'onoting'ono tating'onoting'ono tambiri, mamasukidwe akayendedwe, komanso mosemphanitsa. Kubalalika kwa pigment kwabwinoko, kumachepetsa kukhuthala kwa inki, ndipo mosiyana, kumapangitsanso kukhuthala kwa inki.

(3) Kusintha kwa kutentha. Pamene kutentha kuli kwakukulu, kusungunuka kwa madzi a mamolekyu mu inki kumawonjezeka ndipo kukhuthala kumachepa; pamene kutentha kumachepa, kugwirizana kwa mamolekyu a inki kumawonjezeka ndipo kukhuthala kumawonjezeka.

Opanga makina osindikizira a inki amakhulupirira kuti thixotropy wa inki ndi katundu wa inki fluidity kusintha pansi pa zochita za kunja mphamvu. Pa makina osindikizira, chifukwa cha zochita za inki wodzigudubuza, fluidity ndi ductility wa inki kuwonjezeka pa kutengerapo, mpaka mphamvu kunja kutha pambuyo kusamukira ku pepala losindikizidwa, ndi fluidity ake ndi ductility kuchepa, ndi kusintha inki kuchokera woonda wandiweyani, motero kuonetsetsa kulondola ndi kumveka kwa embossing ndi madontho. Inki ikakhala ndi thixotropy wabwino, imathandizira kusuntha kosalala ndi yunifolomu kwa inki ndikuwongolera kutengera kwa inki.

 

 

Mapepala okhala ndi malata amapangidwa ndikukanikizira pepala la kraft kukhala mawonekedwe a S-arch kenako ndikuliyika pakati pa makatoni amzere okhala ndi zomatira. Bolodi lotereli limatchedwa bolodi lamalata, ndipo bokosi lopangidwamo limatchedwa bokosi lamalata.

KODI UBWINO WOTANI WOGWIRITSA NTCHITO MABOKSI OZINDIKIRA?

  • Bokosi ili la Corrugated lightweight box limapereka chitetezo chokwanira kwa katundu wopakidwa.
  • Mabokosi a malata ndi amphamvu kwambiri kuposa makatoni.
  • Zogwiritsidwanso ntchito komanso zogwiritsidwanso ntchito Zopangidwa ndi zinthu zomwe zimatha kuwonongeka.
  • Mabokosi a malata ndi osavuta kusintha mwamakonda anu ndikupereka zosankha zamtundu.
  • Ndizotsika mtengo, zopepuka komanso zokhazikika.
  • Mapangidwe a mabokosi a malata amathandiza kuteteza zinthu ku chinyezi ndi mabakiteriya.

Kusiyana Pakati pa Corrugated vs Cardboard Box

Ngati mukuganiza kuti makatoni amafanana ndi mabokosi a malata, ndiye kuti maganizo anu amasokonezeka. Inde, iwo sali ofanana konse.Mabokosi malata amapangidwa kuti mayendedwe ndi ma CD katundu waukulu (mwachitsanzo zipangizo zapakhomo, mipando Sofa, bedi) kapena zinthu zimene zimafunika kunyamula mosamala (mwachitsanzo ntchito zamanja, glassware, zipatso, Fragile nkhani).It Corrugated bokosi ndi kusankha bwino kuposa makatoni chifukwa durability, kupepuka ndi chitetezo mankhwala.

Mabokosi a makatoni nthawi zambiri amapangidwa kuchokera ku gulu limodzi lolemera kwambiri. Mabokosi a makatoni nthawi zambiri amagwiritsidwa ntchito ngati zoyikapo ngati mabokosi a phala, mabokosi a makadi a moni, mabokosi a chakudya, mabokosi amankhwala, ndi zina zambiri.
Kusiyana kwakukulu pakati pa malata ndi makatoni ndi njira yawo yopangira. Ngakhale zida zomwe zimagwiritsidwa ntchito popanga mabokosi amitundu iwiri ndizofanana. Mosiyana kwambiri ndi zomangamanga, mabokosi a malata nthawi zambiri amakhala ndi zigawo zitatu kapena kupitilira za makatoni ozungulira omwe amakhala ndi ma grooves, zomwe zimapangitsa kuti bokosilo likhale lolimba. Komano, mabokosi a makatoni amapangidwa kuchokera ku pepala limodzi la mapepala olemera kwambiri ndipo sakhala olimba kwambiri kuposa mabokosi a malata.