Makasitomala a cigar amadziwa kuti akagula ndudu, amapeza kuti ambiri a iwo "avala" cellophane pathupi lawo. Komabe, mutazigula ndikuzisunga kwa nthawi yayitali, cellophane yoyambirira imasanduka bulauni.
Ena okonda ndudu amasiya mauthenga mu gawo la ndemanga akufunsa, kodi tiyenera kusunga cellophane posunga ndudu? Kwenikweni, kodi mukudziwa kuti izi sizikugwirizana ndi mtundu wa ndudu, ndipo gawo ili la cellophane silinapangidwe ndi pulasitiki.
Ndiye, cellophane imapangidwa ndi zinthu ziti? Chifukwa chiyani tifunika kusunga cellophane popanga ndudu? Kodi ubwino ndi kuipa kotani posunga cellophane posunga ndudu? Potsatira mapazi a mkonzi, tiyeni timvetsetsane mwatsatanetsatane.
Gwero la cellophane
Mu 1908, katswiri wa zamankhwala wa ku Switzerland, Jacques Brandenberg, anapanga njira yopangira zinthu zoonekera poyera. Atachitira umboni vinyo wa patebulo owazidwa pansalu zapatebulo m’lesitilanti, anasonkhezera lingaliro lake lopanga zokutira zosaloŵerera madzi. Potsirizira pake, mu 1912, chida ichi chinatchedwa "cellophane", chomwe ndi kuphatikiza kwa mawu akuti "cellulose" ndi "transparent", kutanthauza "zomveka komanso zowonekera".
Chifukwa cha zinthu zake zotetezeka komanso zowonekera, ambiri opanga ndudu asankha ngati zopangira zawo za ndudu. Izi zisanachitike, ambiri opanga ndudu ankagwiritsa ntchito mapepala a malata kapena kraft kuti aziyika ndudu zawo.
Ubwino ndi kuipa kwa cellophane
1. Ntchito yoteteza kudzipatula
Ndudu ikapangidwa, cellophane ikhoza kupereka chitetezo chabwino kwa ndudu pakanthawi kochepa. Pa zoyendera, chifukwa cha kudzipatula kwa cellophane, kuthekera kwa kuwonongeka kwapakati pamayendedwe kumachepetsedwa, komanso kumakhala ndi mphamvu yonyowa.
Kuphatikiza apo, poyenda ndi kunyamula ndudu, cellophane imatha kusunga chinyezi mu ndudu. Ngakhale zotsatira zake sizowoneka bwino ngati bokosi lonyowa, ndikwabwino kuposa kuwonetsa mwachindunji ndudu mumlengalenga.
Kuphatikiza apo, kusunga cellophane pa ndudu kumatha kulepheretsa ndudu kuti isakometsedwe ndi ndudu zina, kupewa kutengera mitundu yosiyanasiyana ya ndudu.
2. Pewani kukhudzana mwachindunji
Pochita, cellophane pa ndudu imatha kupanga chotchinga ntchito. Kupatula apo, mukapatsa mnzanu ndudu, ndudu yopanda cellophane imatha kuphimbidwa ndi zala, ndiyeno ikani nduduyo ndi zala mkamwa mwanu, zomwe sizinthu zomwe aliyense amafuna.
Kachiwiri, ndudu ikagwa mwangozi, cellophane imatha kukulitsa kukwera kuti iteteze ndudu ku kugwedezeka kosayenera, chifukwa kugwedezeka kumeneku kungapangitse malaya a ndudu kung'ambika.
Kuonjezera apo, panthawi yosankha malonda a ndudu, makasitomala ena a ndudu amatha kutenga nduduyo ndikuyipukuta, kapena kuiyika pansi pa mphuno kuti inunkhize. Panthawiyi, cellophane imatha kuteteza kukhudzana kwachindunji pakati pa khungu ndi ndudu, potero kupewa kuwonongeka kwa ndudu ndikubweretsa zovuta kwa ogula a ndudu amtsogolo.
3. Pewani kuswa dzira ndi nkhungu za njovu
Kwa ndudu, vuto lalikulu kwambiri ndi kuswa nkhungu ndi mazira a mphutsi ya njovu. Kuswa nkhungu kapena mazira a mphutsi ya minyanga ya njovu kumatha kuwononga mawonekedwe a ndudu kuchokera mkati, ndipo pamapeto pake kupanga maso a tizilombo pamwamba pa ndudu, komanso kungayambitsenso ndudu zapafupi zomwe sizinamerepo tizilombo.
Ndi cellophane, imatha kukhala yotsekereza, potero imalepheretsa kufalikira kwa mazira a nkhungu kapena minyanga ya njovu kuti asatulutsidwe ndikupereka chitetezo china.
Zoyipa za cellophane
1. Zomwe zimatchedwa kukonza ndudu nthawi zambiri zimatanthawuza kupitirira theka la chaka. Ngakhale cellophane ndi yabwino, kupuma kwake sikuli bwino ngati kuyisiya yotseguka. Pofuna kuonetsetsa kutentha ndi chinyezi panthawi yosungirako ndudu, ndikuyang'ana malo osungira ndudu nthawi ndi nthawi, ndi bwino kuchotsa cellophane poyika ndudu mu kabati yonyowa.
2. Kuchotsa cellophane kumathandiza ndudu kukhwima komanso kukongola kwambiri. Ndudu zovala cellophane zimamasula mosalekeza zinthu zosiyanasiyana monga ammonia, phula, ndi chikonga pakusungidwa kwanthawi yayitali, zomwe zimakhazikika pa cellophane ndikupanga zoyipa.
Ngati zasungidwa mu bokosi la ndudu, ndudu zomwe sizivala cellophane zimayamwa ndikusinthanitsa mafuta amtengo wapatali ndi zonunkhira m'malo onse a bokosi la ndudu.
More in detail for cigar bags , feel free to contact : williamchan@yitolibrary.com
Biodegradable Cellophane Bags Wholesale - HuiZhou YITO Packaging Co., Ltd.
Nthawi yotumiza: Sep-22-2023