1. Nkag siab txog zaj duab xis Stretch: Cov ntsiab lus tseem ceeb thiab kev ua lag luam
Stretch zaj duab xis (tseem hu ua stretch qhwv) yog ib zaj duab xis yas elastic feem ntau siv rau kev sib koom ua ke thiab stabilizing pallet loads thaum khaws cia thiab thauj. Nws feem ntau yog tsim los ntawm polyethylene (PE) cov ntaub ntawv xws li LLDPE (Linear Low-Density Polyethylene) thiab tsim los ntawm cov txheej txheem casting lossis tshuab. Lub khw thoob ntiaj teb polyethylene films ua lag luam muaj nuj nqis ntawm $ 82.6 nphom hauv xyoo 2020 thiab tau kwv yees kom ncav cuag $ 128.2 nphom los ntawm 2030, nrog ze li ntawm peb cov nyiaj tau los ntawm polyethylene ua lag luam. Asia-Pacific dominates lub lag luam nrog ze li ib nrab ntawm lub ntiaj teb no sib koom thiab yog npaj mus rau npe rau qhov loj hlob tus nqi siab tshaj.
2. Hom Stretch Films: Cov khoom siv thiab kev tsim khoom sib piv
2.1 Tes Stretch Zaj duab xis
Tsim los rau kev siv phau ntawv, tes stretch films feem ntau yog li ntawm 15-30 microns nyob rau hauv thickness. Lawv muaj peev xwm ncav cuag qis dua (150% -250%) tab sis ntau dua cling zog rau daim ntawv thov phau ntawv yooj yim. Cov no yog qhov zoo tagnrho rau cov khoom tsis zoo li qub thiab cov haujlwm qis.
2.2 Tshuab Stretch Zaj duab xis
Tshuab stretch films yog engineered rau automated khoom daim ntawv thov. Lawv feem ntau yog li ntawm 30-80 microns nyob rau hauv thickness rau hnyav loads. Tshuab zaj duab xis tuaj yeem raug cais ntxiv rau hauv lub zog stretch films (siab puncture resistance) thiab pre-stretch films (300% + stretch peev).
2.3 Tshwj xeeb Stretch Films
UV Resistant Films: Muaj cov additives los tiv thaiv degradation los ntawm tshav ntuj raug, zoo tagnrho rau sab nraum zoov cia.
Ventilated Zaj duab xis: Feature micro-perforations tso cai kom ya raws, zoo meej rau cov khoom tshiab.
Xim zaj duab xis: Siv rau coding, branding, los yog kev tiv thaiv lub teeb.
| Khoom | Tes Stretch Zaj duab xis | Tshuab Stretch Zaj duab xis | Pre-stretch zaj duab xis |
| Thickness (microns) | 15-30 | 30-80 | 15-25 |
| Stretch Capacity (%) | 150-250 | 250-500 | 200-300 |
| Core Size | 3-nti | 3-nti | 3-nti |
| Daim ntawv thov ceev | Phau ntawv | 20-40 loads / teev | 30-50 loads / teev |
3. Cov Ntsiab Lus Qhia Tshwj Xeeb: Nkag siab txog kev ua tau zoo
Kev nkag siab txog cov kev qhia tshwj xeeb ua kom zoo tshaj plaws stretch zaj duab xis xaiv:
Thickness: Ntsuas nyob rau hauv microns (μm) los yog mils, txiav txim siab qhov yooj yim zog thiab puncture kuj. Qhov ntau: 15-80μm.
Stretch Rate: Feem pua cov zaj duab xis tuaj yeem ncav cuag ua ntej daim ntawv thov (150% -500%). Kev ncab siab dua txhais tau tias muaj kev pab ntau dua rau ib yob.
Tensile zog: Lub zog yuav tsum tau ua kom tawg cov yeeb yaj kiab, ntsuas hauv MPa lossis psi. Tseem ceeb heev rau hnyav loads.
Cling / Adhesion: Zaj duab xis muaj peev xwm los lo rau nws tus kheej yam tsis muaj nplaum. Qhov tseem ceeb rau load stability.
Puncture Resistance: Muaj peev xwm tiv thaiv tearing los ntawm cov ces kaum ntse lossis npoo.
Load Retention: Zaj duab xis muaj peev xwm tswj tau qhov nro thiab ruaj khov rau lub sijhawm.
4. Daim Ntawv Thov: Qhov twg thiab yuav siv cov yeeb yaj kiab sib txawv li cas
4.1 Logistics thiab Warehousing
Stretch zaj duab xis ua kom lub zog thauj khoom ruaj khov thaum thauj thiab khaws cia. Cov yeeb yaj kiab qib txheem (20-25μm) ua haujlwm rau cov khoom ntim khoom feem ntau, thaum hnyav dua (cov ntaub ntawv tsim kho, kua dej) yuav tsum muaj qib hwm (30-50μm +) nrog rau kev ua haujlwm siab.
4.2 Kev lag luam zaub mov thiab dej haus
Khoom noj khoom haus-kev nyab xeeb stretch films tiv thaiv perishables thaum muab faib. Ventilated films tso cai rau airflow rau cov khoom tshiab, thaum cov yeeb yaj kiab siab ua kom pom cov ntsiab lus yooj yim.
4.3 Manufacturing thiab Industrial
Hnyav-duty stretch films (txog 80μm) ruaj ntseg hlau qhov chaw, cov khoom siv hauv tsev, thiab cov khoom tsim kev puas tsuaj. UV-resistant films tiv thaiv cov khoom muag sab nraum zoov los ntawm huab cua puas.
5. Kev Qhia Txog Kev Xaiv: Xaiv txoj cai Stretch Film rau koj xav tau
Siv qhov kev txiav txim siab matrix rau qhov zoo tshaj plaws stretch zaj duab xis xaiv:
1.Load yam ntxwv:
Lub teeb loads (<500kg): 17-20μm tes films lossis 20-23μm tshuab films.
Nruab nrab loads (500-1000kg): 20-25μm tes films los yog 23-30μm tshuab films.
Hnyav loads (> 1000kg): 25-30μm tes films los yog 30-50μm + tshuab films.
2.Kev thauj mus los:
Kev xa khoom hauv zos: Standard films.
Txoj kev ntev / kev ntxhib: Cov yeeb yaj kiab ua tau zoo nrog kev tuav pov hwm zoo.
Sab nraum zoov cia: UV-resistant films
3.Kev txiav txim siab txog khoom siv:
Phau ntawv wrapping: Standard tes films.
Semi-automatic tshuab: Standard tshuab films.
High-speed automations: Pre-stretch films.
Tus nqi xam cov qauv:
Tus nqi rau ib qho Load = (Xov Xwm Roll Nqe ÷ Tag Nrho Length) × (Xov Xwm Siv Ib Load)
6. Cov Khoom Siv: Phau ntawv vs. Automated Solutions
Phau ntawv thov:
Basic stretch film dispensers muab ergonomic tuav thiab tswj nruj.
Cov txheej txheem tsim nyog: tswj kev nruj nruj, sib tshooj dhau los ntawm 50%, ruaj ntseg kawg kom zoo.
Feem ntau yuam kev: overstretching, overlaps tsis txaus, tsis zoo sab saum toj / hauv qab kev pab them nqi.
Semi-Automatic Machinery:
Turntable wrappers tig lub load thaum thov zaj duab xis.
Cov txiaj ntsig tseem ceeb: kev nruj nruj, kev ua haujlwm tsawg, kev tsim khoom ntau dua.
Qhov zoo tshaj plaws rau kev ua haujlwm nruab nrab (20-40 loads ib teev).
Fully Automatic Systems:
Robotic wrappers rau high-volume faib chaw.
Ua tiav 40-60+ loads ib teev nrog tsawg tus neeg teb xov tooj kev koom tes.
Feem ntau ua ke nrog cov tshuab conveyor rau kev ua haujlwm seamless.
7. Cov qauv kev lag luam thiab kev xeem zoo
CovASTM D8314-20, ASTM D8314-20 Covtus qauv muab cov lus qhia rau kev ntsuas kev ua tau zoo ntawm kev siv cov yeeb yaj kiab stretch thiab stretch wrapping. Cov kev ntsuam xyuas tseem ceeb suav nrog:
Stretch Performance: Ntsuas tus cwj pwm ua yeeb yaj kiab hauv qhov nro thaum thov.
Load Retention: Ntsuas seb cov yeeb yaj kiab tswj tau zoo npaum li cas thaum lub sijhawm.
Puncture Resistance: Txiav txim siab tiv thaiv los ntawm cov npoo ntse.
Cling Properties: Ntsuas cov yeeb yaj kiab tus kheej-adhesion yam ntxwv.
Cov yeeb yaj kiab zoo yuav tsum tau ua raws li cov qauv hauv lub tebchaws xws li Tuam Tshoj BB/T 0024-2018 rau cov yeeb yaj kiab stretch, uas qhia meej txog qhov yuav tsum tau muaj rau cov khoom siv kho tshuab thiab puncture tsis kam.
8. Kev txiav txim siab ib puag ncig: Kev ruaj ntseg thiab rov ua dua tshiab
Kev txiav txim siab ib puag ncig yog rov tsim cov yeeb yaj kiab kev lag luam:
Recycled Content Films: Muaj cov khoom siv tom qab kev lag luam lossis tom qab cov neeg siv khoom siv dua tshiab (txog 50% hauv cov khoom hwm).
Txo qhov peev xwm: thinner, muaj zog films (nanotechnology enabling 15μm films nrog 30μm kev ua tau zoo) txo cov yas siv los ntawm 30-50%.
Kev Sib Tw Sib Tw: Cov ntaub ntawv sib xyaw thiab kev sib kis ua rau nyuaj rau cov txheej txheem rov ua dua tshiab.
Lwm yam khoom siv: Bio-based PE thiab cov yeeb yaj kiab uas muaj peev xwm ua tau raws li kev tsim kho.
9. Yav Tom Ntej Trends: Innovations thiab Market Directions (2025-2030)
Kev lag luam thoob ntiaj teb polyethylene films yuav ncav cuag $ 128.2 nphom los ntawm 2030, sau npe CAGR ntawm 4.5% txij xyoo 2021 txog 2030. Cov ncauj lus tseem ceeb suav nrog:
Cov yeeb yaj kiab ntse: Integrated sensors rau taug qab load kev ncaj ncees, kub, thiab shocks.
Nanotechnology: Thinner, muaj zog zaj duab xis los ntawm molecular engineering.
Kev koom ua ke ntawm Automation: Cov yeeb yaj kiab tshwj xeeb tsim los rau cov khoom lag luam uas tsis siv neeg.
Circular Economy: Txhim kho recyclability thiab kaw-loop systems.
Cov yeeb yaj kiab ncab ntu, uas suav txog ze li peb feem plaub ntawm cov khoom lag luam polyethylene cov nyiaj tau los hauv xyoo 2020, tau kwv yees tias yuav loj hlob ntawm CAGR ceev tshaj plaws ntawm 4.6% txog 2030.
Post lub sij hawm: Oct-20-2025
