Kodi timagwiritsa ntchito pepala lamtundu wanji popanga makapu a pepala?

chikho cha pepalas sizipangidwa kuchokera ku kusindikiza wamba kapena pepala laofesi — amagwiritsa ntchitobolodi la mapepala opangidwa ndi makapu apamwamba kwambiri(yomwe imatchedwanso bolodi la chikho), pepala lopangidwa mwaluso lomwe lapangidwira makamaka zinthu zosungira madzi, lophatikizidwa ndi chophimba chotchinga chogwira ntchito kuti chipereke kukana kutayikira kwa madzi ndi kupirira kutentha. Pakati pa mayankho onse omwe alipo, Chikho cha kapu chophimbidwa ndi PENdi njira yatsopano kwambiri komanso yogwiritsidwa ntchito kwambiri padziko lonse lapansi, ndipo ndi chinthu chachikulu chomwe chimaperekedwa ndi Paperjoy. Chokutidwa ndi PLA komanso chopangidwa ndi madzi. Pepala Lokutidwas ndi njira zina zosamalira chilengedwe zomwe zili ndi njira zawozawo zogwiritsira ntchito, pamodzi ndi zoletsa zina zogwirira ntchito ndi kugwiritsa ntchito.

Katundu Wapakati wa Pepala Loyambira

Chigawo choyambira cha chikho chimapangidwa makamaka kuchokera ku zinthu zapamwamba kwambiri Virgin Wood Pulp, ndi chisakanizo cholinganizidwa cha matabwa ofewa ndi ulusi wolimba kuti chikhale cholimba, cholimba, komanso chotetezeka pokhudzana ndi chakudya:

1. Kutsatira Malamulo a Chitetezo cha Chakudya

Ikutsatira malamulo a US FDA okhudzana ndi chitetezo cha zinthu zokhudzana ndi chakudya komanso miyezo yapadziko lonse ya ukhondo wopaka chakudya. Palibe zinthu zowunikira kuwala zomwe zimawonjezedwa panthawi yopanga, zomwe zimapangitsa kuti ikhale yotetezeka kukhudzana mwachindunji ndi zakumwa zotentha ndi zozizira komanso zakudya zosiyanasiyana.

2. Mphamvu ya Grammage & Kapangidwe

Ma grammage amalonda amayambira pa 150gsm mpaka 350gsm, omwe amasankhidwa kutengera kukula kwa chikho, mphamvu, ndi momwe chimagwiritsidwira ntchito chakumwa chotentha/chozizira. Kapangidwe kake ka ulusi wambiri kamapereka kulimba bwino kwambiri kakapangidwa, kotero chikhocho chimasunga mawonekedwe ake ndipo chimapewa kunyowa kapena kugwa chikagwira madzi, ndi kupindika kodalirika kwa mkombero ndi magwiridwe antchito otseka pansi.

3. Kukonza & Kusindikiza

Malo ake osalala, ofanana amathandizira kusindikiza kwachangu kwa flexographic ndi gravure komanso kusindikiza kolondola kwa utoto. Amapangidwanso kuti azigwiritsidwa ntchito ndi makina opangira makapu othamanga kwambiri, kuonetsetsa kuti kudula ndi kupindika bwino komanso kupanga bwino kwambiri.

4. Ziphaso Zovomerezeka

Zogulitsa zathu zikupezeka ndi satifiketi ya FSC (Forest Stewardship Council), kuonetsetsa kuti zinthu zopangira zamkati zimachokera ku nkhalango zokhazikika zomwe zimasamalidwa bwino. Mzere wonse wazinthuzi ukukwaniritsa zofunikira za FDA zokhudzana ndi chitetezo cha chakudya, mogwirizana ndi zosowa za misika yapadziko lonse yogulitsira zakudya ndi malo ogulitsira.

Zosankha Zodziwika bwino za Grammage & Ntchito Zogwirizana ndi Cup Cup

Ma grammages osiyanasiyana a chikho cha kapu amagwirizana ndi mphamvu zosiyanasiyana komanso momwe amagwiritsidwira ntchito. Zosankha zazikulu zogulitsira ndi izi:

• 150–180gsm: Amagwiritsidwa ntchito kwambiri pa makapu ang’onoang’ono a zakumwa zoziziritsa kukhosi a 6–9oz, makapu amadzi otayidwa ndi makapu oyesera zitsanzo, oyenera kugwiritsidwa ntchito pang’ono monga ziwonetsero, maofesi ndi malo odyera ku masitolo akuluakulu. Nthawi zambiri amapangidwa ndi utoto wa PE wa mbali imodzi.
• 200–250gsm: Imakwanira makapu a zakumwa zoledzeretsa a 12–16oz, zomwe zimaphatikizapo zakumwa zambiri zotentha ndi zozizira kuphatikizapo khofi, tiyi wa mkaka ndi soda. Ndiwo mtundu wa grammage womwe umagwiritsidwa ntchito kwambiri popereka chakudya ndi njira zotengera. Makapu a zakumwa zotentha m’gululi nthawi zambiri amakhala ndi PE yokhala ndi mbali ziwiri.
• 280–350gsm: Yogwiritsidwa ntchito m’makapu akuluakulu a zakumwa a 20–32oz, mabaketi a popcorn ndi mbale zokhuthala za supu. Ili ndi kulimba kwambiri komanso chithandizo chabwino cha kapangidwe kake, yokhoza kupirira kuchuluka kwa madzi ndi matumphu a kunyamula popanda kusintha kapena kutayikira.

Kuyerekeza kwa Mainstream Barrier Coating Solutions

Pepala lokha silingalepheretse kulowa kwa madzi, kotero zophimba zotchinga ndizofunikira kwambiri kuti madzi asatuluke. Makhalidwe a mayankho atatu akuluakulu ndi awa:

1. Chikho Chokutidwa ndi PE

Chophimba cha polyethylene (PE) ndiye njira yodziwika bwino komanso yokhwima padziko lonse lapansi yopangira makapu a mapepala, yomwe imapezeka m’mitundu yosiyanasiyana ya PE yokhala ndi mbali imodzi (ya makapu a zakumwa zoziziritsa kukhosi) ndi PE yokhala ndi mbali ziwiri (ya makapu a zakumwa zotentha). Ubwino wake waukulu ndi uwu:

• Magwiridwe antchito okhazikika komanso odalirika: Chigawo cha PE chimapanga chotchinga cholimba chosalowa madzi, chosagwira mafuta komanso chosatentha, choyenera zakumwa zotentha zopitirira 90℃ komanso zakumwa zozizira/zozizira. Chimaletsa kutuluka kwa madzi ndikusunga chikhocho cholimba ngakhale chitakhala chogwira madzi kwa nthawi yayitali.
• Kugwirizana bwino kwa njira: PE ili ndi mphamvu yotseka kutentha kwambiri komanso yolimba kwambiri pa bolodi la mapepala. Imagwira ntchito bwino ndi mitundu yonse ya makina opangira makapu othamanga kwambiri, imapereka zotsatira zokhazikika zopindika ndi kutseka pansi komanso kukana kupanga kochepa.
• Kuchita bwino kwa mtengo: Ndi kupezeka kwa zinthu zopangira zambiri komanso ukadaulo wokonza zinthu wokhwima, mtengo wake wonse umayendetsedwa bwino. Ilinso ndi kukhazikika kwabwino kosungirako zinthu komanso zosowa zochepa pa malo osungiramo zinthu ndi mayendedwe, zomwe zimachepetsa ndalama zoyendetsera zinthu.

2. Chikho Chokutidwa ndi PLA

Chophimba cha polylactic acid (PLA) ndi njira yosungira zachilengedwe yomwe imawola mosavuta. Yopangidwa kuchokera ku zomera zongowonjezedwanso monga chimanga kapena chinangwa, imatha kuwola pansi pa mikhalidwe inayake yopangira manyowa m’mafakitale. Ili ndi zoletsa zotsatirazi pakugwiritsa ntchito:

• Kukhazikika pang’ono kwa kutentha:Chiwerengero chake chokana kutentha ndi chotsika kuposa PE. Mukasunga zakumwa zotentha pamwamba pa 65℃, chophimbacho chimafewa ndikuwonongeka, zomwe zimapangitsa kuti chikhale chosavuta kugwiritsa ntchito kutentha kwa chipinda kapena zakumwa zozizira.
• Zofunikira zenizeni za kuwonongeka: Imatha kuwola kwathunthu m’malo opangira manyowa m’mafakitale okhala ndi kutentha kopitilira 58℃ ndi zomera zinazake za tizilombo toyambitsa matenda. M’malo achilengedwe kapena m’malo otayira zinyalala m’nyumba, kuchuluka kwake kwa kuwonongeka kumakhala kochepa. Popeza malo opangira manyowa m’mafakitale ambiri padziko lonse lapansi sapezeka mokwanira, phindu lenileni la chilengedwe limadalira kuthandizira njira zoyeretsera zinyalala.
• Zofunika pa mtengo wokwera komanso njira zogwirira ntchito: Ndalama zopangira ndi zokonzera zake ndi zapamwamba kuposa mapepala okhala ndi PE. Kugwirizana kwake ndi makina opangira makapu othamanga kwambiri pankhani yotseka ndi kupindika n’kochepa poyerekeza ndi PE, zomwe zimafuna kukonza zinthu zambiri. Kuphatikiza apo, imakhudzidwa ndi chinyezi ndi kutentha, ndipo imakhala ndi nthawi yochepa yosungiramo zinthu.

3. Chikho Chophimbidwa ndi Madzi

Chophimba chopangidwa ndi madzi ndi njira yopanda pulasitiki yomwe imalowa m’malo mwa zophimba za pulasitiki ndi zotchinga za polima zopangidwa ndi madzi, zomwe zimayikidwa kuti pulasitiki ichepetsedwe komanso kuti ibwezeretsedwe mosavuta. Ukadaulowu ukadali mkati mwa gawo lopangidwa, ndi zoletsa zotsatirazi:

• Kugwira ntchito kofooka kwambiri kwa zotchinga: Kapangidwe kake kosalowa madzi, kosalowa mafuta komanso kosatentha ndi kofooka poyerekeza ndi chophimba cha PE. Mukasunga zakumwa zotentha, zakumwa zamafuta kapena shuga kwa nthawi yayitali, thupi la chikho limakhala lonyowa ndipo m’mbali mwake mumatha kutuluka madzi.
• Kusowa kwa miyezo yogwirizana komanso kusasinthasintha: Palibe muyezo wogwirizana padziko lonse lapansi womwe ulipo. Ubwino wa chinthu umasiyana kwambiri pakati pa opanga, chifukwa chomata mosasinthasintha komanso kukhazikika, zomwe zimapangitsa kuti kupanga zinthu zambiri kukhale kovuta kutsimikizira.
• Kukonzanso zomangamanga kuti zikonzedwenso: Njira yovuta kwambiri yopangira zinthu imabweretsa mtengo wokwera kuposa mapepala achikhalidwe okhala ndi PE. Kuphatikiza apo, njira zobwezeretsanso mapepala otayidwa m’madera ambiri sizinapange njira yokhwima yokonzera ndi kukonza zinthuzi, kotero ubwino wake wobwezeretsanso umadalira kukweza makina kuti agwire ntchito.

Zochitika Zambiri Zogwiritsira Ntchito Pepala Lokutidwa ndi PE 

Ndi mphamvu zake zokhazikika zosalowa madzi, zosagwira mafuta, zosagwira chinyezi komanso zotseka kutentha, pepala lokutidwa ndi PE limapakidwa kutali kwambiri ndi makapu a mapepala, ndipo limaphimba minda yosiyanasiyana:

1. Zidebe zautumiki wazakudya: Mapepala otayidwa, mbale za supu, mbale za saladi, mabokosi a chakudya otengera, zidebe za nkhuku yokazinga / popcorn, mbale za mapepala ndi zidebe zina zolumikizirana ndi chakudya.
2. Kukulunga chakudya ndi matumba: Zophimba ma burger, burrito/pepala lokulunga masangweji, zophikira zophikira, matumba a mapepala osapaka mafuta, matumba otengera chakudya omwe angagwiritsidwe ntchito nthawi imodzi, pepala lopangira chakudya chozizira.
3. Zowonjezera zothandizira: Zivindikiro za makapu a mapepala, zivindikiro za mbale, zoyikamo mabokosi azakudya, ma phukusi a mapepala, mapepala okutira ziwiya zodulira zomwe zingatayike.
4. Ma CD a mafakitale ndi a tsiku ndi tsiku: Mapaketi osanyowa komanso osazizira a zida zamagetsi ndi zida zamagetsi, ma pad osamalira ana aang’ono otayidwa, pamwamba pa ma pad okodza ziweto, ma cushion liners osalowa madzi operekera mwachangu, matumba ogulira mapepala osalowa madzi mkati mwa matumba osalowa madzi.
5. Zochitika zapadera: Ma phukusi ogwiritsidwa ntchito popanga chakudya m’mabwalo a ndege ndi sitima zapamtunda, ma phukusi ogwiritsidwa ntchito ngati zinthu zina zogwiritsidwa ntchito popanga ziwonetsero ndi zochitika, ndi zina zotero.

Monga wogulitsa waluso wodziwa bwino ntchito Pepala lokhala ndi zokutidwa ndi PE loyenera chakudyaPaperjoy imapereka mayankho osiyanasiyana a makapu okhala ndi ma grammage kuyambira 150gsm mpaka 350gsm, omwe amapezeka mu utoto umodzi komanso mbali ziwiri. Timathandizira kukonza bwino kukula kwa reel komanso kusindikiza, ndipo zinthu zathu zimagwirizana kwathunthu ndi makina opangira makapu othamanga kwambiri. Potsatira miyezo ya FDA yokhudzana ndi chakudya komanso yomwe imapezeka ndi satifiketi ya FSC, zinthu zathu zimapereka magwiridwe antchito okhazikika komanso khalidwe lodalirika kuti zikwaniritse zofunikira papepala lolongedza monga kuphika, kutenga, kugulitsa ndi zina zotero.

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