Išẹ mojuto: awọn iyatọ pataki ni awọn abuda ti ara
1. Awọn ohun-ini ẹrọ ati iduroṣinṣin
Polyester spunbond: Ti a ṣe lati polyester (PET) bi ohun elo aise, agbara fifẹ le de ọdọ awọn akoko 1.5-2 ti polypropylene, pẹlu gigun gigun ati iyatọ agbara ti o kere ju 5%, ati iwọn idaduro agbara ti o ju 90% ni ipo tutu, o dara fun awọn oju iṣẹlẹ aapọn igba pipẹ. Idaabobo ina rẹ jẹ keji nikan si okun akiriliki, ati lẹhin awọn wakati 1000 ti ifihan si imọlẹ oorun, agbara rẹ le tun wa ni idaduro nipasẹ 60-70%. Igbesi aye iṣẹ ita gbangba le de ọdọ diẹ sii ju ọdun 5 lọ.
Polypropylene spunbond: Awọn iwuwo tipolypropylene (PP) ohun elojẹ 0.91g/cm ³ nikan, ti o jẹ ki o jẹ ẹya ti o fẹẹrẹ julọ laarin awọn okun kemikali ti o wọpọ. Awọn sisanra ti awọn ọja pẹlu iwuwo kanna jẹ 30% ti o ga ju polyester, ati fluffiness dara julọ. Ṣugbọn o ni iduroṣinṣin igbona ti ko dara, rirọ ni 70-80 ℃ ati abuku yo loke 150 ℃. O tun ni ailagbara ti ogbo ati pe o ni itara si brittleness nigba lilo ni ita laisi itọju UV.
2. Kemikali ati Ifarada Ayika
Polyester spunbond ni iwọn resistance otutu igba pipẹ ti 260 ℃ ati iwọn otutu igba kukuru ti 300 ℃. O jẹ sooro kemikali, sooro acid, ati sooro ti kii ṣe alkali, pẹlu iwọn gbigba ọrinrin ti o kere ju 0.5%. O jẹ antibacterial, ẹri moth, ati ẹri mimu.
Polypropylene spunbond ni iwọn resistance otutu igba pipẹ ti 120 ℃ ati iwọn otutu igba kukuru ti 150 ℃. O jẹ sooro si awọn kemikali, acids, alkalis, ati ọpọlọpọ awọn olomi Organic, pẹlu iwọn gbigba ọrinrin ti ≈ 0%. O ni gbigba mojuto to dara julọ ati awọn ohun-ini antibacterial, ipinya ogbara kokoro arun ati iyọrisi awọn ohun-ini antibacterial to dara julọ.
3. Iyipada iṣẹ
Polyester spunbond: Iwọn iwuwo giga le ṣee ṣe nipasẹ imuduro yiyi gbigbona, ati pe a le ṣakoso agbara afẹfẹ laarin 50-500L / m ² · s, o dara fun awọn ohun elo sisẹ; Polypropylene spunbond: Atako omi adayeba (igun olubasọrọ> 130°), le ṣee lo fun oju awọn ọja imototo lẹhin iyipada hydrophilic, pẹlu iyara afamora mojuto ti 0.3cm/s.
Awọn abuda ilana: iyatọ imọ-ẹrọ ni opin iṣelọpọ
1. Lafiwe ti mojuto alayipo sile
Polyester spunbond alayipo otutu jẹ 285-290 ℃, iyaworan iyaworan jẹ 4000-6000m/min, dabaru aspect ratio gbọdọ jẹ ≥ 27, aise pretreatment gbọdọ jẹ gbẹ (ọrinrin akoonu <0.05%); Polypropylene spunbond alayipo otutu jẹ 220-290min. Iwọn iwọn ila opin dabaru jẹ 25-27 ni akawe si aṣa, ati iṣaju ohun elo aise ko nilo gbigbe.
2. Awọn ẹrọ ati Iṣakoso iye owo
Polyester spunbond: nilo ohun elo gbigbẹ pataki, pẹlu lilo agbara 15-20% ti o ga ju polypropylene, ṣugbọn ọja ti o pari ni iwuwo iwuwo ti o ga julọ (± 2g/m ²); Polypropylene spunbond: ni ibamu pẹlu 30% afikun ohun elo ti a tunlo, idoko-owo ohun elo jẹ 10-15% kekere, ati ṣiṣe ṣiṣe yoyo gbigbona igbohunsafẹfẹ giga jẹ 30% ga ju polyester lọ.
Ohun elo ohn: eletan-Oorun yiyan kannaa
1. Pipin ti ako ohun elo agbegbe
Iyanfẹ ayanfẹ fun aabo iṣoogun jẹpolypropylene spunbond(SMS be), eyiti o ni awọn ohun-ini antibacterial ti o lagbara ati ti kii ṣe majele, ati ṣiṣe sisẹ ti o ju 95%.
Polyester spunbond jẹ ayanfẹ fun sisẹ ile-iṣẹ nitori ilodisi iwọn otutu giga rẹ, iwọn iduroṣinṣin, ati agbara lati di mimọ leralera.
Iyanfẹ ayanfẹ fun agbegbe iṣẹ-ogbin jẹ polypropylene spunbond (sooro UV), pẹlu idi pataki ni pe yiyi polypropylene ni iki ina, idiyele kekere, ati pe o le dinku nipa ti ara laarin ọdun 1-5.
Iyanfẹ ayanfẹ fun awọn inu inu ọkọ ayọkẹlẹ jẹ polyester spunbond, pẹlu idi pataki ti o jẹ resistance ti ogbo, idabobo ohun to dara, ati resistance igba pipẹ si awọn iwọn otutu giga to 120 ℃.
Iyanfẹ ayanfẹ fun awọn ọja imototo jẹ polypropylene spunbond, pẹlu idi pataki ni pe polypropylene spunbond mojuto ni gbigba ni iyara, awọn ohun-ini imu omi, ati ifọwọkan asọ.
2. Aṣoju irú onínọmbà
Aṣọ abẹ iṣoogun: ti a ṣe ti 30g/m ² polypropylene SMS composite fabric, ti a tọju pẹlu ọti-lile ati awọn ohun-ini anti pilasima, pẹlu permeability ọrinrin ti> 2000g/m ² · 24h; Apo àlẹmọ otutu otutu: Ti a ṣe ti 200g/m ² polyester spunbond fabric ati ti a bo pẹlu o le ṣee lo ni awọn oṣu PTFE 8 ℃; Aṣọ imudaniloju koriko: 60g/m ² UV sooro polypropylene spunbond fabric, pẹlu agbara yiya yiya ti o tobi ju 80N, ati igbesi aye iṣẹ ti o to ọdun 3.
Aje ati Market Àpẹẹrẹ
1. Ifiwewe akopọ iye owo (mu ọja 80g/m ² bi apẹẹrẹ)
Iye owo ohun elo aise: Awọn eerun igi polyester (8500 yuan / ton) vs awọn eerun polypropylene (7200 yuan / ton), pẹlu awọn eerun polypropylene jẹ 15.3% kekere; Iye owo ṣiṣe: Polyester (1.2 yuan/m ²) vs Polypropylene (0.9 yuan/m ²), Polypropylene jẹ 25% kekere; Iye owo okeerẹ: Polypropylene spunbond jẹ 18-22% kekere ju polyester lọ.
2. Market ipin ati awọn aṣa
Ni agbaye spunbond nonwoven fabric, polypropylene iroyin fun nipa 70% ati polyester iroyin fun 18%; Ni aaye iṣoogun, ipin ti iṣelọpọ igbejade SMS polypropylene ti pọ si lati 12% ni ọdun 2020 si 37.6% ni ọdun 2024, ati pe a nireti lati kọja 48% nipasẹ 2025; Ni aaye ile-iṣẹ,poliesita spunbondti ṣaṣeyọri oṣuwọn idagbasoke ọdọọdun ti 8.2% ni ọja sisẹ iwọn otutu giga nitori awọn iṣagbega iṣẹ.
Idaabobo Ayika ati Idagbasoke Alagbero
Atunlo: Mejeji jẹ awọn ohun elo thermoplastic. Atunlo polyester nilo yo otutu otutu (agbara agbara giga), lakoko ti atunlo polypropylene nilo iwọn otutu kekere (30% fifipamọ agbara). Sibẹsibẹ, iwọn idaduro agbara ti polyester ti a tunlo jẹ 85%, eyiti o dara ju ti polypropylene ti a tunlo (70%);
Awọn abuda ibajẹ: Polypropylene le ṣaṣeyọri iyatọ adayeba fun awọn ọdun 1-5 nipa fifi ibajẹ masterbatch kun, lakoko ti polyester nilo awọn ipo enzymatic hydrolysis kan pato pẹlu ọmọ ibajẹ ti o ju ọdun 20 lọ;
Ẹsẹ Erogba: Ṣiṣejade Polypropylene njade ni isunmọ 3.2 toonu ti CO ₂ fun pupọnu, eyiti o kere ju polyester (5.1 awọn toonu ti CO ₂).
Gbẹhin Yiyan Itọsọna
O yẹ ki o fun ni pataki si spunbond polypropylene: nigbati ibeere ba wa fun idiyele kekere, iwuwo fẹẹrẹ, apanirun omi, isọnu (gẹgẹbi awọn iboju iparada, awọn ọja mimọ, aabo igba diẹ);
O yẹ ki a fun ni pataki si spunbond polyester: nigbati ibeere ba wa fun agbara giga, resistance otutu otutu, resistance ti ogbo, ati lilo igba pipẹ (gẹgẹbi awọn ohun elo àlẹmọ ile-iṣẹ, awọn ohun elo ile ita, ati awọn inu inu ọkọ ayọkẹlẹ);
Awọn oju iṣẹlẹ pataki: Yan apopọ polypropylene SMS fun aabo iṣoogun ipari-giga, fiimu polyester fun sisẹ iwọn otutu giga, ati polypropylene sooro UV fun agbegbe ogbin igba pipẹ.
Dongguan Liansheng Non hun Technology Co., Ltd.ti dasilẹ ni Oṣu Karun ọdun 2020. O jẹ ile-iṣẹ iṣelọpọ aṣọ ti kii ṣe hun ti o n ṣepọ iwadi ati idagbasoke, iṣelọpọ, ati tita. O le ṣe agbejade awọn awọ oriṣiriṣi ti PP spunbond awọn aṣọ ti kii ṣe hun pẹlu iwọn ti o kere ju awọn mita 3.2 lati giramu 9 si 300 giramu.
Akoko ifiweranṣẹ: Oṣu Kẹsan-23-2025