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Tun lokacin da na haɗu da bututun mai, ana yi mini wannan tambaya mai sauƙi lokaci-lokaci. Abokai da yawa suna kuskuren yarda cewa nau'ikan bututun mai guda biyu a zahiri sunaye biyu ne na bututun mai iri ɗaya. A taƙaice dai, wannan ba daidai ba ne.
HDPE bututu A zahiri wani nau'in bututun PE ne. Cikakken sunan bututun HDPE shine bututun polyethylene mai yawan yawa, kuma bututun PE shine bututun polyethylene. An raba shi zuwa bututun polyethylene mai yawan yawa, bututun polyethylene mai ƙarancin yawa da bututun polyethylene mai ƙarancin yawa. Daga cikinsu akwai bututun polyethylene mai yawan yawa shine bututun HDPE.
Babban polyethylene mai yawa (gajarta: HDPE)
Ana samar da polyethylene mai yawan yawa (HDPE) ta amfani da tsarin polymerization mai ƙarancin matsin lamba. Yana layi ne, yana da yawa na 0.94-0.965q/cm³, kuma lu'ulu'u ne na 80%-95%. Farin foda ne ko granule.
Idan aka kwatanta da polyethylene mai ƙarancin yawa, sarkar kwayoyin halittarsa ba ta da rassanta kuma tana da tsari kusan layi ɗaya. Ana shirya ƙwayoyin halittar akai-akai kuma ana ɗaure su da ƙarfi. Saboda haka, tana da yawan lu'ulu'u da yawansu mai yawa, tare da nauyin ƙwayoyin halitta na ɗaruruwan dubbai zuwa ɗaruruwan dubbai. , kewayon kwararar narkewar narkewa yana da kunkuntar.
Polyethylene mai yawan yawa yana da ƙarfi da tauri mai yawa, ƙarfin injina mai kyau da juriyar zafi, haka kuma yana da juriya mai kyau ga narkewa da juriya ga tururi. Polyethylene mai yawan yawa yana da mafi ƙarancin juriya ga tsatsa, mafi ƙarfi ga tsatsa, da kuma kyakkyawan tauri tsakanin dukkan nau'ikan polyethylene. Ana amfani da shi galibi wajen samar da bututun matsi daban-daban, samfuran da aka ƙera ta hanyar allura, da sauransu.
Ƙananan yawa na polyethylene (gajarta: LDPE)
Polyethylene mai ƙarancin yawa galibi ana samar da shi ta hanyar polymerization mai matsin lamba mai yawa, tare da yawan 0.910-0.925g/cm³. Tsarin kwayoyin halitta na polyethylene mai ƙarancin yawa macromolecule ne mai layi tare da rassa da yawa. Rassan tsayi daban-daban akan babban sarkar sa suna shafar daidaiton tsarin macromolecules, kuma tarin ba shi da tauri, wanda ke hana lu'ulu'u na polyethylene. Saboda haka lu'ulu'u shine 55% -65%.
Polyethylene mai ƙarancin yawa yana da ƙarancin narkewar ruwa, laushi mai laushi, da kuma dogayen sarƙoƙi masu rassan itace, wanda ke ba shi ƙarancin ɗanko a yawan yankewa yayin sarrafawa da ƙarfin narkewa mai yawa yayin zane. Saboda haka, ya dace sosai don aikin fim ɗin da aka hura kuma galibi ana amfani da shi don fina-finan noma, samar da fim ɗin marufi mai nauyi, da sauransu.
Polyethylene mai ƙarancin yawa (taƙaice: LLDPE)
Polyethylene mai ƙarancin yawa na layi (LLDPE) wani tsari ne na kwayoyin halitta wanda aka haɗa ethylene da ƙaramin adadin α-olefin don samar da babban sarkar ethylene mai layi tare da rassan comonomer masu gajeru.
Polyethylene mai ƙarancin yawa ba shi da guba, mara ɗanɗano kuma ba shi da ƙamshi, fararen barbashi masu launin madara, yana da yawa daga 0.918-0.935g/cm³. Idan aka kwatanta da LDPE, yana da zafi mai laushi da zafin narkewa, kuma yana da fa'idodi na ƙarfi mai yawa, ƙarfi mai kyau, tauri, juriyar zafi, da juriyar sanyi. Hakanan yana da kyakkyawan juriya ga fashewar damuwa ta muhalli, ƙarfin tasiri, da juriya ga sanyi. Yana da ƙarfin tsagewa mai kyau da sauran halaye, kuma yana da juriya ga acid, alkali, abubuwan narkewa na halitta, da sauransu kuma ana amfani da shi sosai a fannoni kamar masana'antu, noma, magani, lafiya da abubuwan yau da kullun.
Tare da kusan shekaru 20 a masana'antar kayan aikin fitar da kayayyaki masu wayo, ya riƙe manyan mukamai a Jwell Machinery, ciki har da Babban Manaja da Shugaban Rotating. Tun daga shekarar 2024, ya gudanar da rassan kamfanoni da dama, yana haɓaka faɗaɗa kasuwanci da haɓaka masana'antu, yayin da yake jagorantar kirkire-kirkire a masana'antu masu wayo da ci gaban duniya.
