Kugwiritsa ntchito pepala lopangidwa ndi dongo la PE
Mtundu uwu wa pepala uli ndi ntchito zingapo, zina mwa izo ndi izi:
1. Kupaka chakudya: Pepala lopangidwa ndi dongo la PE limagwiritsidwa ntchito kwambiri mumakampani opanga chakudya chifukwa cha chinyezi chake komanso mphamvu zake zopewera mafuta. Limagwiritsidwa ntchito kwambiri pokulunga chakudya monga ma burger, masangweji, ndi ma French fries.
2. Zolemba ndi ma tag: Pepala lopangidwa ndi dongo la PE ndi chisankho chabwino kwambiri cha zilembo ndi ma tag chifukwa cha pamwamba pake posalala, zomwe zimathandiza kuti kusindikiza kukhale kowala komanso komveka bwino. Nthawi zambiri limagwiritsidwa ntchito pa zilembo za malonda, ma tag amitengo, ndi ma barcode.
3. Ma CD azachipatala: Pepala lopakidwa ndi dongo la PE limagwiritsidwanso ntchito polemba mankhwala chifukwa limapereka chotchinga ku chinyezi ndi zinthu zina zodetsa, zomwe zimaletsa kuipitsidwa kwa chipangizo kapena zida zamankhwala.
4. Mabuku ndi magazini: Pepala lopangidwa ndi dongo la PE nthawi zambiri limagwiritsidwa ntchito popanga mabuku abwino kwambiri monga mabuku ndi magazini chifukwa cha kukongola kwake kosalala komanso konyezimira, zomwe zimapangitsa kuti kusindikiza kukhale kosangalatsa.
5. Pepala lokulunga: Pepala lopangidwa ndi dongo la PE limagwiritsidwanso ntchito ngati pepala lokulunga mphatso ndi zinthu zina chifukwa cha mphamvu zake zosalowa madzi, zomwe zimapangitsa kuti likhale loyenera kukulunga zinthu zomwe zingawonongeke monga maluwa ndi zipatso.
Ponseponse, pepala lopangidwa ndi dongo la PE ndi chinthu chogwiritsidwa ntchito m'njira zosiyanasiyana ndipo chimagwiritsidwa ntchito m'mafakitale osiyanasiyana.
Pepala lopangidwa ndi dongo la PE lili ndi zabwino zingapo, kuphatikizapo:
1. Kukana chinyezi: Chophimba cha PE chomwe chili papepalacho chimapereka kukana chinyezi, zomwe zimapangitsa kuti chikhale choyenera kugwiritsidwa ntchito popaka zinthu zomwe zili mkati mwake ziyenera kutetezedwa ku chinyezi.
2. Kukana mafuta: Pepala lopakidwa ndi dongo la PE limakananso mafuta, zomwe zimapangitsa kuti likhale chisankho chabwino kwambiri chogwiritsira ntchito popaka chakudya pomwe phukusi liyenera kuletsa mafuta kulowa m'pepala.
3. Malo osalala: Malo opangidwa ndi dongo a pepalali amapereka mawonekedwe osalala omwe amawonjezera ubwino wosindikiza, zomwe zimapangitsa kuti likhale loyenera kusindikizidwa bwino kwambiri monga magazini ndi mabuku.
4. Yolimba: Pepala lopakidwa ndi dongo la PE ndi lolimba komanso losagwa, zomwe zimapangitsa kuti likhale loyenera kupakidwa pamene zinthu zomwe zili mkati mwake ziyenera kutetezedwa panthawi yogwira ntchito komanso kunyamula.
5. Yokhazikika: Pepala lopangidwa ndi dongo la PE lingapangidwe kuchokera ku zinthu zokhazikika, zomwe zimapangitsa kuti likhale njira yabwino yopangira zinthu zosawononga chilengedwe.
Ponseponse, ubwino wa pepala lopangidwa ndi dongo la PE umapangitsa kuti likhale lotchuka kwambiri m'mafakitale osiyanasiyana, kuphatikizapo kulongedza chakudya, kulemba zilembo, kulongedza mankhwala, ndi zofalitsa.
Chitsanzo: LQ Mtundu: UPG
Muyezo Waukadaulo Wokutidwa ndi Dongo
| Muyezo waukadaulo (Pepala lopakidwa ndi dongo) | |||||||||||
| Zinthu | Chigawo | Miyezo | Kulekerera | Mankhwala wamba | |||||||
| Grammage | g/m² | GB/T451.2 | ± 3% | 190 | 210 | 240 | 280 | 300 | 320 | 330 | |
| Kukhuthala | um | GB/T451.3 | ±10 | 275 | 300 | 360 | 420 | 450 | 480 | 495 | |
| Zambiri | cm³/g | GB/T451.4 | Buku lothandizira | 1.4-1.5 | |||||||
| Kuuma | MD | mN.m | GB/T22364 | ≥ | 3.2 | 5.8 | 7.5 | 10.0 | 13.0 | 16.0 | 17.0 |
| CD | 1.6 | 2.9 | 3.8 | 5.0 | 6.5 | 8.0 | 8.5 | ||||
| Kupukuta m'mphepete mwa madzi otentha | mm | GB/T31905 | Mtunda ≤ | 6.0 | |||||||
| Kg/m² | Kulemera ≤ | 1.5 | |||||||||
| Kukhwima kwa pamwamba PPS10 | um | S08791-4 | ≤ | Pamwamba <1.5; Kumbuyo s8.0 | |||||||
| Chigwirizano cha ply | J/m² | GB.T26203 | ≥ | 130 | |||||||
| Kuwala(lsO) | % | G8/17974 | ±3 | Pamwamba: 82: Kumbuyo: 80 | |||||||
| Dothi | 0.1-0.3 mm² | malo | GB/T 1541 | ≤ | 40.0 | ||||||
| 0.3-1.5 mm² | malo | ≤ | 16..0 | ||||||||
| 2 1.5 mm² | malo | ≤ | <4: siziloledwa 21.5mm 2 dot kapena> 2.5mm 2 dothi | ||||||||
| Chinyezi | % | GB/T462 | ± 1.5 | 7.5 | |||||||
| Mkhalidwe Woyesera: | |||||||||||
| Kutentha: (23+2)C | |||||||||||
| Chinyezi: (50+2) % | |||||||||||
PE yokutidwa ndi kufa kudula
Pepala la nsungwi
Pepala la chikho chaukadaulo
Pepala laukadaulo
PE yokutidwa, yosindikizidwa ndi yodulidwa








