Iwọn iwuwo gigaepo-eti polyethyleneati epo-eti polyethylene iwuwo kekere jẹ awọn oriṣi wọpọ meji ti epo-eti polyethylene.epo-eti polyethylene jẹ resini thermoplastic pẹlu awọn ohun-ini ti ara ti o dara julọ ati iduroṣinṣin kemikali, lilo pupọ ni awọn aaye pupọ.

Iwọn iwuwo gigape epo-etijẹ iru epo-eti polyethylene pẹlu iwuwo giga ati crystallinity giga.O ni lile lile, agbara, ati yiya resistance;O tun ni aaye gbigbọn giga ati iduroṣinṣin gbona.Nitorinaa, epo-eti polyethylene iwuwo giga ni igbagbogbo lo lati ṣe iṣelọpọ agbara-giga ati awọn ọja líle giga, gẹgẹbi awọn paipu omi, awọn okun waya ati awọn kebulu, awọn paati adaṣe, ati bẹbẹ lọ.

Epo-epo polyethylene iwuwo kekere jẹ iru epo-eti polyethylene pẹlu iwuwo kekere ati kristalinity kekere.O ni rirọ giga, toughness, ati ductility, bakanna bi aaye yo kekere ati iduroṣinṣin gbona.Nitorinaa, epo-eti LDPE nigbagbogbo ni a lo lati ṣe awọn ọja rirọ ati rirọ, gẹgẹbi awọn baagi ṣiṣu, awọn fiimu ṣiṣu, awọn ṣiṣu foamed, ati bẹbẹ lọ.
Ni afikun si awọn iyatọ ninu awọn ohun-ini ti ara, awọn iyatọ tun wa ninu ilana igbaradi laarin epo-eti polyethylene iwuwo giga ati epo-eti polyethylene iwuwo kekere.Iwọn epo-eti polyethylene ti o ga julọ ni a maa n pese sile nipasẹ iṣelọpọ agbara-titẹ, lakoko ti epo-eti polyethylene iwuwo kekere ti pese sile nipasẹ polymerization-kekere.Epo-eti polyethylene iwuwo giga ti a pese sile nipasẹ ọna polymerization giga-giga ni crystallinity giga ati iwuwo molikula, nitorinaa nini awọn ohun-ini giga ti ara;Awọn epo-eti polyethylene iwuwo kekere ti a pese sile nipasẹ ọna polymerization droplet ni o ni crystallinity kekere ati iwuwo molikula, nitorinaa o ni rirọ ti o dara ati ductility.

Epo polyethylene iwuwo giga ati epo-eti polyethylene iwuwo kekere jẹ oriṣi meji ti epo-eti polyethylene pẹlu awọn ohun-ini oriṣiriṣi ati awọn lilo.Ni awọn ohun elo ti o wulo, o jẹ dandan lati yan epo-eti polyethylene ti o yẹ ti o da lori awọn ọja kan pato lati ṣe aṣeyọri iṣẹ-ṣiṣe ọja ti o dara julọ ati didara.
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