Nyob rau hauv peb lub neej niaj hnub, peb yuav los rau hauv kev sib cuag nrog cov hnab yas ntim txhua hnub. Nws yog ib feem tseem ceeb thiab tseem ceeb ntawm peb lub neej. Txawm li cas los xij, muaj tsawg tus phooj ywg uas paub txog cov khoom siv ntawm cov hnab yas ntim khoom. Yog li koj puas paub dab tsi yog cov khoom siv feem ntau ntawm cov hnab yas ntim khoom?
Cov khoom siv feem ntau ntawm cov hnab yas ntim khoom yog raws li hauv qab no:
1. PE hnab yas ntim khoom
Polyethylene (PE), abbreviated li PE, yog ib tug high-molecular organic compound ua los ntawm ntxiv polymerization ntawm ethylene. Nws tau lees paub tias yog khoom noj khoom haus sib cuag zoo hauv ntiaj teb. Polyethylene yog noo-pov thawj, oxygen-resistant, acid-resistant, alkali-resistant, non-toxic, tasteless, thiab tsw. Nws ua tau raws li kev nyiam huv ntawm kev ntim khoom noj thiab hu ua "paj ntawm yas".
2. PO yas ntim hnab
PO yas (polyolefin), abbreviated li PO, yog ib tug polyolefin copolymer, ib tug polymer ua los ntawm olefin monomers. Opaque, nkig, tsis muaj tshuaj lom, feem ntau ua PO lub hnab tiaj tus, PO hnab tsho khuam, tshwj xeeb tshaj yog PO hnab ntim khoom.
3. PP hnab yas ntim khoom
PP hnab yas ntim khoom yog lub hnab yas ua los ntawm polypropylene. Lawv feem ntau siv xim luam ntawv thiab offset luam ntawv txheej txheem nrog cov xim ci. Lawv yog polypropylene yas stretchable thiab yog ib hom thermoplastic. Non-toxic, tasteless, du thiab pob tshab nto.
4. OPP hnab yas ntim khoom
OPP hnab yas ntim khoom yog ua los ntawm polypropylene thiab bidirectional polypropylene, uas yog yus muaj los ntawm ib qho yooj yim burning, melting thiab dripping, daj nyob rau sab saum toj thiab xiav nyob rau hauv qab, tsawg pa luam yeeb tom qab tawm hauv hluav taws, thiab mus txuas ntxiv hlawv. Nws muaj cov yam ntxwv ntawm siab pob tshab, brittleness, sealing zoo, thiab muaj zog tiv thaiv kev ua txhaum cai.
5. PPE hnab yas ntim khoom
PPE hnab yas ntim khoom yog cov khoom tsim los ntawm kev sib txuas PP thiab PE. Cov khoom yog plua plav-pov thawj, tiv thaiv kab mob, noo noo-pov thawj, tiv thaiv oxidation, kub tsis kam, tsis kub tsis kam, roj tsis kam, tsis muaj tshuaj lom thiab tsis muaj ntxhiab, siab pob tshab, muaj zog txhua yam khoom, thiab tiv thaiv kev ua haujlwm siab, muaj zog puncture thiab kua muag kuj, thiab lwm yam.
6. Eva lub hnab yas ntim khoom
EVA hnab yas (cov hnab ntim khov) feem ntau yog ua los ntawm polyethylene tensile cov ntaub ntawv thiab cov ntaub ntawv linear, muaj 10% EVA khoom. Zoo pob tshab, oxygen barrier, noo noo-pov thawj, ci luam ntawv, ci lub hnab lub cev, tuaj yeem hais txog cov yam ntxwv ntawm cov khoom nws tus kheej, ozone tsis kam, nplaim hluav taws thiab lwm yam ntxwv.
7. PVC yas ntim hnab
PVC cov ntaub ntawv yog frosted, zoo tib yam pob tshab, super pob tshab, ib puag ncig tus phooj ywg thiab tsis muaj tshuaj lom, ib puag ncig tsis muaj tshuaj lom (6P tsis muaj phthalates thiab lwm yam qauv), thiab lwm yam, nrog rau cov mos mos thiab tawv roj hmab. Nws muaj kev nyab xeeb thiab huv si, ruaj khov, zoo nkauj thiab siv tau, zoo heev hauv cov tsos, thiab muaj ntau haiv neeg. Nws yog qhov yooj yim heev rau siv. Ntau cov khoom lag luam high-end feem ntau xaiv cov hnab PVC los ntim, zoo nkauj txhim kho lawv cov khoom, thiab txhim kho lawv cov khoom qib.
Cov ntsiab lus qhia saum toj no yog qee cov khoom siv feem ntau siv hauv cov hnab yas ntim khoom. Thaum xaiv, koj tuaj yeem xaiv cov ntaub ntawv tsim nyog los ua cov hnab yas ntim raws li koj xav tau tiag tiag.
Post lub sij hawm: Dec-18-2021