Polyethylene (PE) yog cov yas tsim ntau tshaj plaws hauv ntiaj teb. Los ntawm cov hnab yuav khoom thiab cling zaj duab xis peb siv txhua hnub rau tsheb roj tso tsheb hlau luam thiab cov kav dej, PE tsev neeg yog tom qab ntau yam khoom. Txawm li cas los xij, "PE" tsis yog ib qho khoom siv tab sis yog tsev neeg ntawm cov khoom siv polymers nrog cov khoom sib txawv. Nkag siab txog nws qhov kev faib tawm, qhov sib txawv, thiab cov ntawv thov yog qhov tseem ceeb ntawm kev xaiv cov khoom siv.
1. Hom Lub Npe ntawm Polyethylene
Polyethylene feem ntau yog cais los ntawm nwsceevthiabmolecular saw qauv, uas yog lub hauv paus tseem ceeb uas txiav txim siab nws cov khoom. Cov hom tseem ceeb yog:
- Tsawg-Density Polyethylene (LDPE)
- Linear Tsawg-Density Polyethylene (LLDPE)
- Siab -Density Polyethylene (HDPE)
- Ultra-High-Molecular- Nyhav Polyethylene (UHMWPE)
Thaum lwm hom xws li Nruab Nrab -Density Polyethylene (MDPE) muaj nyob, plaub qhov saum toj no yog qhov tseem ceeb tshaj plaws thiab tseem ceeb.
2. Yuav ua li cas paub qhov txawv ntawm ntau hom PE
Ntau hom PE muaj qhov sib txawv ntawm lub cev vim lawv cov qauv tshwj xeeb. Cov kev sib txawv no yog tus yuam sij kom qhia lawv sib nrug.
Tsawg-Density Polyethylene (LDPE)
Yuav Qhia Li Cas:
Nws zoo nkaus li mos, du, thiab waxy. Nws yog pob tshab los yog translucent. Siv ib daim ntawm LDPE zaj duab xis thiab ncab nws maj mam; koj yuav xav tias nws hloov tau yooj yim thiab deforms yooj yim.
Cov khoom tseem ceeb:
Tsawg Rigidity:Tsis haum rau cov ntawv thov kom nruj.
Cov cua kub tsis zoo:Kev siv tas mus li kub yog qis dua 80 degree; nws deforms yooj yim saum no.
Chemical Stability:Kev tiv thaiv zoo rau cov kua qaub, alkalis, thiab ntsev, tab sis cov kuab tshuaj tsis zoo.
Linear Tsawg-Density Polyethylene (LLDPE)
Yuav Qhia Li Cas:
Nws zoo li LDPE tab sis xav tias tawv thiab elastic dua. Thaum ncab, nws hnov ntxhiab "dej" thiab yuav tsum muaj zog ntau dua li LDPE.
Cov khoom tseem ceeb:
Zoo heev Puncture thiab kua muag Resistance:Qhov no yog qhov txawv ntawm LDPE.
Siab Tensile Strength:Nws tuaj yeem tiv taus lub zog rub ntau dua li LDPE.
Siab -Density Polyethylene (HDPE)
Yuav Qhia Li Cas:
Nws zoo nkaus li tawv thiab tawv thiab zoo nkaus li opaque lossis semi-opaque nrog lub ntsej muag zoo nkauj. Nws yog qhov nyuaj rau khoov ntawm tes thiab ua suab nrov thaum crumpled.
Cov khoom tseem ceeb:
High Rigidity thiab Hardness:Nws tuaj yeem siv los ua cov qauv tsim.
Kev kub siab dua:Qhov kev pabcuam siab tshaj plaws tuaj yeem ncav cuag 120 degree, ua rau nws haum rau cov kav dej kub.
Chemical Stability zoo dua:Muaj peev xwm tuav tau ntau yam tshuaj.
Ultra-High-Molecular- Nyhav Polyethylene (UHMWPE)
Yuav Qhia Li Cas:
Qhov saum npoo yog du heev thiab tus kheej -lubricating. Nws zoo nkaus li tawv heev thiab yog heev resistant rau khawb nrog ib tug hniav.
Cov khoom tseem ceeb:
Tsis tshua muaj hnav tsis kam:Txog li 7 npaug ntawm carbon steel. Qhov no yog nws qhov zoo tshaj plaws feature.
Lub zog muaj zog heev:Ua kom muaj kev cuam tshuam zoo heev txawm tias qhov kub thiab txias.
Tsawg coefficient ntawm kev sib txhuam:Nws kuj muaj cov khoom uas tsis yog -stick.
Yooj yim rau txheej txheem:Vim nws qhov hnyav molecular siab heev, nws muaj cov dej ntws tsis zoo thiab yuav tsum tau tshwj xeeb compression molding lossis sintering cov tswv yim.
3. Qhov txawv ntawm PE siv nyob qhov twg?
Raws li lawv cov khoom tshwj xeeb, PE sib txawv ua tus thawj ntawm ntau daim ntawv thov.
Daim ntawv thov LDPE:
Zaj duab xis ntim:Khoom noj khoom haus cling qhwv, supermarket hnab yas, lub teeb yuag hnab nqa khoom.
Txheej:Sab hauv hauv ob sab phlu ntawm cov mis nyuj cartons thiab khob ntawv rau cov dej tsis kam.
Flexible Containers:Squeeze fwj (piv txwv li, rau tshuaj ntxuav tais diav, tshuaj zawv plaub hau).
Hlau & Cable:Rwb thaiv tsev thiab sheathing.
Cov ntawv thov LLDPE:
High-Cov yeeb yaj kiab ua tau zoo:Nthuav qhwv (rau logistics), zaj duab xis ua liaj ua teb, hnab khib nyiab, hnyav - lub luag haujlwm xa khoom sacks. Nws superior toughness tso cai rau thinner, muaj zog films.
Cov kav dej:Hoses rau irrigation thiab tshuaj hloov mus.
Txhaj Moulded Khoom:Lub hau, thoob, thiab cov khoom ua si uas xav tau kev tiv thaiv zoo dua.
Kev siv HDPE:
Containers & Housewares:Lub raj mis mis, lub raj mis detergent, tshuaj zawv plaub hau, cov thoob dej, cov rooj zaum, thiab cov rooj.
Pipe Systems:Cov kav dej, cov kav dej, cov kav dej muaj tshuaj lom neeg.
Tshuab-Moulded Khoom:Loj cia tanks, buoys.
Fibers:Ropes, nuv ntses nets.
UHMWPE Applications:
Industrial Components:Iav, lub hnub qub log hauv textile machinery, hnav daim hlau hauv ntawv ua.
Kev kho cov khoom siv ntau:Cov hlua khi rau cov hoppers, chutes, thiab cov tsheb thauj khoom pov tseg tuav cov thee, ore, thiab nplej vim nws hnav tsis kam thiab tsis yog - cov khoom nplaum.
Kev Kho Mob Field:Artificial pob qij txha, orthopedic implants vim nws biocompatibility thiab hnav tsis kam.
Kev Ruaj Ntseg & Kev Tiv Thaiv:Ballistic lub cev armor, txiav- cov hnab looj tes tiv thaiv (thaum siv hauv daim ntawv fiber ntau), siv nws lub zog nqus dej siab heev.
Cov ntsiab lus
Tsev neeg Polyethylene, los ntawm kev kho nws cov qauv saw molecular, npog qhov dav dav ntawm cov mos mos mus rau nruj heev, thiab los ntawm kev ntim khoom mus rau siab -kawg engineering applications. Txhawm rau xaiv qhov yog
- Rau pob tshab thiab hloov tau yooj yim, xaiv LDPE.
- Rau tawv thiab tsim kua muag- cov yeeb yaj kiab thiab hnab, xaiv LLDPE.
- Rau nruj, thauj khoom-cov thawv ntim thiab cov kav dej, xaiv HDPE.
- Rau cov mob hnyav uas muaj kev hnav hnyav thiab muaj kev cuam tshuam loj, xaiv UHMWPE.
Kev nkag siab txog cov kev faib tawm thiab qhov sib txawv no tsis yog tsuas yog muaj txiaj ntsig zoo rau lub neej niaj hnub tab sis kuj tseem ceeb rau kev paub txog engineering tsim thiab xaiv cov khoom siv.
Henan Okay Plastic Industry Co., Ltd. muaj kev paub txog kev tsim, tsim thiab tsim pab pawg, uas tuaj yeem muab cov neeg siv khoom ntawm - qhov chaw tsim, kev tsim kho thiab tom qab- kev muag khoom.Yog tias koj xav paub ntau ntxiv txog cov panels lossis xav tau kev yuav khoom, thov xa email rau: okay@chinaupe.com. Peb yuav tiv tauj koj sai li sai tau thaum peb pom koj qhov kev thov.
